summaryrefslogtreecommitdiffstats
path: root/tools/testing
diff options
context:
space:
mode:
Diffstat (limited to 'tools/testing')
-rwxr-xr-xtools/testing/kunit/kunit.py4
-rw-r--r--tools/testing/kunit/kunit_config.py2
-rw-r--r--tools/testing/kunit/kunit_parser.py8
-rwxr-xr-xtools/testing/kunit/kunit_tool_test.py11
-rw-r--r--tools/testing/kunit/test_data/test_insufficient_memory.log0
-rw-r--r--tools/testing/nvdimm/test/nfit_test.h6
-rw-r--r--tools/testing/selftests/arm64/signal/Makefile4
-rw-r--r--tools/testing/selftests/bpf/prog_tests/sockopt_sk.c46
-rw-r--r--tools/testing/selftests/bpf/progs/bpf_cubic.c5
-rw-r--r--tools/testing/selftests/bpf/progs/sockopt_sk.c54
-rwxr-xr-xtools/testing/selftests/ftrace/ftracetest11
-rw-r--r--tools/testing/selftests/ftrace/test.d/00basic/snapshot.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/direct/kprobe-direct.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/dynevent/add_remove_synth.tc5
-rw-r--r--tools/testing/selftests/ftrace/test.d/dynevent/clear_select_events.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/dynevent/generic_clear_event.tc8
-rw-r--r--tools/testing/selftests/ftrace/test.d/event/event-enable.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/event/event-no-pid.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/event/event-pid.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc14
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc8
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc8
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func-filter-notrace-pid.tc13
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc13
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func-filter-stacktrace.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_cpumask.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc7
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_mod_trace.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_profile_stat.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc12
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_stack_tracer.tc8
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc12
-rw-r--r--tools/testing/selftests/ftrace/test.d/functions28
-rw-r--r--tools/testing/selftests/ftrace/test.d/instances/instance-event.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/instances/instance.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_symbol.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc5
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc5
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_user.tc4
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_multiprobe.tc5
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc5
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc4
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/probepoint.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/profile.tc3
-rw-r--r--tools/testing/selftests/ftrace/test.d/kprobe/uprobe_syntax_errors.tc5
-rw-r--r--tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc4
-rw-r--r--tools/testing/selftests/ftrace/test.d/template4
-rw-r--r--tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc6
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc13
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-field-variable-support.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-inter-event-combined-hist.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-multi-actions-accept.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc8
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-action-hist.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-onmax-action-hist.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmax-action-hist.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc20
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-createremove.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-trace-action-hist.tc18
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc11
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-syntax-errors.tc18
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc18
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc16
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc13
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-hist.tc23
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc23
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic-kernel.tc31
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic.tc26
-rw-r--r--tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc11
-rw-r--r--tools/testing/selftests/net/so_txtime.c33
-rw-r--r--tools/testing/selftests/netfilter/Makefile2
-rwxr-xr-xtools/testing/selftests/netfilter/nft_conntrack_helper.sh175
-rw-r--r--tools/testing/selftests/pidfd/pidfd.h5
-rw-r--r--tools/testing/selftests/pidfd/pidfd_getfd_test.c5
-rw-r--r--tools/testing/selftests/pidfd/pidfd_setns_test.c12
-rw-r--r--tools/testing/selftests/powerpc/pmu/ebb/Makefile2
-rw-r--r--tools/testing/selftests/seccomp/seccomp_bpf.c1
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json4
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/actions/csum.json4
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json20
-rwxr-xr-xtools/testing/selftests/tpm2/test_smoke.sh9
-rwxr-xr-xtools/testing/selftests/tpm2/test_space.sh4
-rwxr-xr-xtools/testing/selftests/wireguard/netns.sh13
-rw-r--r--tools/testing/selftests/x86/Makefile4
-rw-r--r--tools/testing/selftests/x86/helpers.h41
-rw-r--r--tools/testing/selftests/x86/single_step_syscall.c17
-rw-r--r--tools/testing/selftests/x86/syscall_arg_fault.c21
-rw-r--r--tools/testing/selftests/x86/syscall_nt.c47
-rw-r--r--tools/testing/selftests/x86/test_vsyscall.c15
-rw-r--r--tools/testing/selftests/x86/unwind_vdso.c23
111 files changed, 567 insertions, 790 deletions
diff --git a/tools/testing/kunit/kunit.py b/tools/testing/kunit/kunit.py
index 787b6d4ad716..f9b769f3437d 100755
--- a/tools/testing/kunit/kunit.py
+++ b/tools/testing/kunit/kunit.py
@@ -82,7 +82,9 @@ def build_tests(linux: kunit_kernel.LinuxSourceTree,
request.make_options)
build_end = time.time()
if not success:
- return KunitResult(KunitStatus.BUILD_FAILURE, 'could not build kernel')
+ return KunitResult(KunitStatus.BUILD_FAILURE,
+ 'could not build kernel',
+ build_end - build_start)
if not success:
return KunitResult(KunitStatus.BUILD_FAILURE,
'could not build kernel',
diff --git a/tools/testing/kunit/kunit_config.py b/tools/testing/kunit/kunit_config.py
index e75063d603b5..02ffc3a3e5dc 100644
--- a/tools/testing/kunit/kunit_config.py
+++ b/tools/testing/kunit/kunit_config.py
@@ -10,7 +10,7 @@ import collections
import re
CONFIG_IS_NOT_SET_PATTERN = r'^# CONFIG_(\w+) is not set$'
-CONFIG_PATTERN = r'^CONFIG_(\w+)=(\S+)$'
+CONFIG_PATTERN = r'^CONFIG_(\w+)=(\S+|".*")$'
KconfigEntryBase = collections.namedtuple('KconfigEntry', ['name', 'value'])
diff --git a/tools/testing/kunit/kunit_parser.py b/tools/testing/kunit/kunit_parser.py
index 64aac9dcd431..f13e0c0d6663 100644
--- a/tools/testing/kunit/kunit_parser.py
+++ b/tools/testing/kunit/kunit_parser.py
@@ -265,11 +265,9 @@ def bubble_up_suite_errors(test_suite_list: List[TestSuite]) -> TestStatus:
return bubble_up_errors(lambda x: x.status, test_suite_list)
def parse_test_result(lines: List[str]) -> TestResult:
- if not lines:
- return TestResult(TestStatus.NO_TESTS, [], lines)
consume_non_diagnositic(lines)
- if not parse_tap_header(lines):
- return None
+ if not lines or not parse_tap_header(lines):
+ return TestResult(TestStatus.NO_TESTS, [], lines)
test_suites = []
test_suite = parse_test_suite(lines)
while test_suite:
@@ -282,6 +280,8 @@ def parse_run_tests(kernel_output) -> TestResult:
failed_tests = 0
crashed_tests = 0
test_result = parse_test_result(list(isolate_kunit_output(kernel_output)))
+ if test_result.status == TestStatus.NO_TESTS:
+ print_with_timestamp(red('[ERROR] ') + 'no kunit output detected')
for test_suite in test_result.suites:
if test_suite.status == TestStatus.SUCCESS:
print_suite_divider(green('[PASSED] ') + test_suite.name)
diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py
index 5bb7b118ebd9..f9eeaea94cad 100755
--- a/tools/testing/kunit/kunit_tool_test.py
+++ b/tools/testing/kunit/kunit_tool_test.py
@@ -170,6 +170,17 @@ class KUnitParserTest(unittest.TestCase):
result.status)
file.close()
+ def test_no_kunit_output(self):
+ crash_log = get_absolute_path(
+ 'test_data/test_insufficient_memory.log')
+ file = open(crash_log)
+ print_mock = mock.patch('builtins.print').start()
+ result = kunit_parser.parse_run_tests(
+ kunit_parser.isolate_kunit_output(file.readlines()))
+ print_mock.assert_any_call(StrContains("no kunit output detected"))
+ print_mock.stop()
+ file.close()
+
def test_crashed_test(self):
crashed_log = get_absolute_path(
'test_data/test_is_test_passed-crash.log')
diff --git a/tools/testing/kunit/test_data/test_insufficient_memory.log b/tools/testing/kunit/test_data/test_insufficient_memory.log
new file mode 100644
index 000000000000..e69de29bb2d1
--- /dev/null
+++ b/tools/testing/kunit/test_data/test_insufficient_memory.log
diff --git a/tools/testing/nvdimm/test/nfit_test.h b/tools/testing/nvdimm/test/nfit_test.h
index db3c07beb9d1..b5f7a996c4d0 100644
--- a/tools/testing/nvdimm/test/nfit_test.h
+++ b/tools/testing/nvdimm/test/nfit_test.h
@@ -51,7 +51,7 @@ struct nd_cmd_translate_spa {
__u32 nfit_device_handle;
__u32 _reserved;
__u64 dpa;
- } __packed devices[0];
+ } __packed devices[];
} __packed;
@@ -74,7 +74,7 @@ struct nd_cmd_ars_err_inj_stat {
struct nd_error_stat_query_record {
__u64 err_inj_stat_spa_range_base;
__u64 err_inj_stat_spa_range_length;
- } __packed record[0];
+ } __packed record[];
} __packed;
#define ND_INTEL_SMART 1
@@ -180,7 +180,7 @@ struct nd_intel_fw_send_data {
__u32 context;
__u32 offset;
__u32 length;
- __u8 data[0];
+ __u8 data[];
/* this field is not declared due ot variable data from input */
/* __u32 status; */
} __packed;
diff --git a/tools/testing/selftests/arm64/signal/Makefile b/tools/testing/selftests/arm64/signal/Makefile
index b497cfea4643..ac4ad0005715 100644
--- a/tools/testing/selftests/arm64/signal/Makefile
+++ b/tools/testing/selftests/arm64/signal/Makefile
@@ -21,10 +21,6 @@ include ../../lib.mk
$(TEST_GEN_PROGS): $(PROGS)
cp $(PROGS) $(OUTPUT)/
-clean:
- $(CLEAN)
- rm -f $(PROGS)
-
# Common test-unit targets to build common-layout test-cases executables
# Needs secondary expansion to properly include the testcase c-file in pre-reqs
.SECONDEXPANSION:
diff --git a/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c b/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c
index 2061a6beac0f..5f54c6aec7f0 100644
--- a/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c
+++ b/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c
@@ -13,6 +13,7 @@ static int getsetsockopt(void)
char cc[16]; /* TCP_CA_NAME_MAX */
} buf = {};
socklen_t optlen;
+ char *big_buf = NULL;
fd = socket(AF_INET, SOCK_STREAM, 0);
if (fd < 0) {
@@ -22,24 +23,31 @@ static int getsetsockopt(void)
/* IP_TOS - BPF bypass */
- buf.u8[0] = 0x08;
- err = setsockopt(fd, SOL_IP, IP_TOS, &buf, 1);
+ optlen = getpagesize() * 2;
+ big_buf = calloc(1, optlen);
+ if (!big_buf) {
+ log_err("Couldn't allocate two pages");
+ goto err;
+ }
+
+ *(int *)big_buf = 0x08;
+ err = setsockopt(fd, SOL_IP, IP_TOS, big_buf, optlen);
if (err) {
log_err("Failed to call setsockopt(IP_TOS)");
goto err;
}
- buf.u8[0] = 0x00;
+ memset(big_buf, 0, optlen);
optlen = 1;
- err = getsockopt(fd, SOL_IP, IP_TOS, &buf, &optlen);
+ err = getsockopt(fd, SOL_IP, IP_TOS, big_buf, &optlen);
if (err) {
log_err("Failed to call getsockopt(IP_TOS)");
goto err;
}
- if (buf.u8[0] != 0x08) {
- log_err("Unexpected getsockopt(IP_TOS) buf[0] 0x%02x != 0x08",
- buf.u8[0]);
+ if (*(int *)big_buf != 0x08) {
+ log_err("Unexpected getsockopt(IP_TOS) optval 0x%x != 0x08",
+ *(int *)big_buf);
goto err;
}
@@ -78,6 +86,28 @@ static int getsetsockopt(void)
goto err;
}
+ /* IP_FREEBIND - BPF can't access optval past PAGE_SIZE */
+
+ optlen = getpagesize() * 2;
+ memset(big_buf, 0, optlen);
+
+ err = setsockopt(fd, SOL_IP, IP_FREEBIND, big_buf, optlen);
+ if (err != 0) {
+ log_err("Failed to call setsockopt, ret=%d", err);
+ goto err;
+ }
+
+ err = getsockopt(fd, SOL_IP, IP_FREEBIND, big_buf, &optlen);
+ if (err != 0) {
+ log_err("Failed to call getsockopt, ret=%d", err);
+ goto err;
+ }
+
+ if (optlen != 1 || *(__u8 *)big_buf != 0x55) {
+ log_err("Unexpected IP_FREEBIND getsockopt, optlen=%d, optval=0x%x",
+ optlen, *(__u8 *)big_buf);
+ }
+
/* SO_SNDBUF is overwritten */
buf.u32 = 0x01010101;
@@ -124,9 +154,11 @@ static int getsetsockopt(void)
goto err;
}
+ free(big_buf);
close(fd);
return 0;
err:
+ free(big_buf);
close(fd);
return -1;
}
diff --git a/tools/testing/selftests/bpf/progs/bpf_cubic.c b/tools/testing/selftests/bpf/progs/bpf_cubic.c
index 7897c8f4d363..ef574087f1e1 100644
--- a/tools/testing/selftests/bpf/progs/bpf_cubic.c
+++ b/tools/testing/selftests/bpf/progs/bpf_cubic.c
@@ -480,10 +480,9 @@ static __always_inline void hystart_update(struct sock *sk, __u32 delay)
if (hystart_detect & HYSTART_DELAY) {
/* obtain the minimum delay of more than sampling packets */
+ if (ca->curr_rtt > delay)
+ ca->curr_rtt = delay;
if (ca->sample_cnt < HYSTART_MIN_SAMPLES) {
- if (ca->curr_rtt > delay)
- ca->curr_rtt = delay;
-
ca->sample_cnt++;
} else {
if (ca->curr_rtt > ca->delay_min +
diff --git a/tools/testing/selftests/bpf/progs/sockopt_sk.c b/tools/testing/selftests/bpf/progs/sockopt_sk.c
index d5a5eeb5fb52..712df7b49cb1 100644
--- a/tools/testing/selftests/bpf/progs/sockopt_sk.c
+++ b/tools/testing/selftests/bpf/progs/sockopt_sk.c
@@ -8,6 +8,10 @@
char _license[] SEC("license") = "GPL";
__u32 _version SEC("version") = 1;
+#ifndef PAGE_SIZE
+#define PAGE_SIZE 4096
+#endif
+
#define SOL_CUSTOM 0xdeadbeef
struct sockopt_sk {
@@ -28,12 +32,14 @@ int _getsockopt(struct bpf_sockopt *ctx)
__u8 *optval = ctx->optval;
struct sockopt_sk *storage;
- if (ctx->level == SOL_IP && ctx->optname == IP_TOS)
+ if (ctx->level == SOL_IP && ctx->optname == IP_TOS) {
/* Not interested in SOL_IP:IP_TOS;
* let next BPF program in the cgroup chain or kernel
* handle it.
*/
+ ctx->optlen = 0; /* bypass optval>PAGE_SIZE */
return 1;
+ }
if (ctx->level == SOL_SOCKET && ctx->optname == SO_SNDBUF) {
/* Not interested in SOL_SOCKET:SO_SNDBUF;
@@ -51,6 +57,26 @@ int _getsockopt(struct bpf_sockopt *ctx)
return 1;
}
+ if (ctx->level == SOL_IP && ctx->optname == IP_FREEBIND) {
+ if (optval + 1 > optval_end)
+ return 0; /* EPERM, bounds check */
+
+ ctx->retval = 0; /* Reset system call return value to zero */
+
+ /* Always export 0x55 */
+ optval[0] = 0x55;
+ ctx->optlen = 1;
+
+ /* Userspace buffer is PAGE_SIZE * 2, but BPF
+ * program can only see the first PAGE_SIZE
+ * bytes of data.
+ */
+ if (optval_end - optval != PAGE_SIZE)
+ return 0; /* EPERM, unexpected data size */
+
+ return 1;
+ }
+
if (ctx->level != SOL_CUSTOM)
return 0; /* EPERM, deny everything except custom level */
@@ -81,12 +107,14 @@ int _setsockopt(struct bpf_sockopt *ctx)
__u8 *optval = ctx->optval;
struct sockopt_sk *storage;
- if (ctx->level == SOL_IP && ctx->optname == IP_TOS)
+ if (ctx->level == SOL_IP && ctx->optname == IP_TOS) {
/* Not interested in SOL_IP:IP_TOS;
* let next BPF program in the cgroup chain or kernel
* handle it.
*/
+ ctx->optlen = 0; /* bypass optval>PAGE_SIZE */
return 1;
+ }
if (ctx->level == SOL_SOCKET && ctx->optname == SO_SNDBUF) {
/* Overwrite SO_SNDBUF value */
@@ -112,6 +140,28 @@ int _setsockopt(struct bpf_sockopt *ctx)
return 1;
}
+ if (ctx->level == SOL_IP && ctx->optname == IP_FREEBIND) {
+ /* Original optlen is larger than PAGE_SIZE. */
+ if (ctx->optlen != PAGE_SIZE * 2)
+ return 0; /* EPERM, unexpected data size */
+
+ if (optval + 1 > optval_end)
+ return 0; /* EPERM, bounds check */
+
+ /* Make sure we can trim the buffer. */
+ optval[0] = 0;
+ ctx->optlen = 1;
+
+ /* Usepace buffer is PAGE_SIZE * 2, but BPF
+ * program can only see the first PAGE_SIZE
+ * bytes of data.
+ */
+ if (optval_end - optval != PAGE_SIZE)
+ return 0; /* EPERM, unexpected data size */
+
+ return 1;
+ }
+
if (ctx->level != SOL_CUSTOM)
return 0; /* EPERM, deny everything except custom level */
diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
index a4605b5ee66d..8ec1922e974e 100755
--- a/tools/testing/selftests/ftrace/ftracetest
+++ b/tools/testing/selftests/ftrace/ftracetest
@@ -263,10 +263,16 @@ CASENO=0
testcase() { # testfile
CASENO=$((CASENO+1))
- desc=`grep "^#[ \t]*description:" $1 | cut -f2 -d:`
+ desc=`grep "^#[ \t]*description:" $1 | cut -f2- -d:`
prlog -n "[$CASENO]$INSTANCE$desc"
}
+checkreq() { # testfile
+ requires=`grep "^#[ \t]*requires:" $1 | cut -f2- -d:`
+ # Use eval to pass quoted-patterns correctly.
+ eval check_requires "$requires"
+}
+
test_on_instance() { # testfile
grep -q "^#[ \t]*flags:.*instance" $1
}
@@ -356,7 +362,8 @@ trap 'SIG_RESULT=$XFAIL' $SIG_XFAIL
__run_test() { # testfile
# setup PID and PPID, $$ is not updated.
- (cd $TRACING_DIR; read PID _ < /proc/self/stat; set -e; set -x; initialize_ftrace; . $1)
+ (cd $TRACING_DIR; read PID _ < /proc/self/stat; set -e; set -x;
+ checkreq $1; initialize_ftrace; . $1)
[ $? -ne 0 ] && kill -s $SIG_FAIL $SIG_PID
}
diff --git a/tools/testing/selftests/ftrace/test.d/00basic/snapshot.tc b/tools/testing/selftests/ftrace/test.d/00basic/snapshot.tc
index 3b1f45e13a2e..13b4dabcf46e 100644
--- a/tools/testing/selftests/ftrace/test.d/00basic/snapshot.tc
+++ b/tools/testing/selftests/ftrace/test.d/00basic/snapshot.tc
@@ -1,9 +1,8 @@
#!/bin/sh
# description: Snapshot and tracing setting
+# requires: snapshot
# flags: instance
-[ ! -f snapshot ] && exit_unsupported
-
echo "Set tracing off"
echo 0 > tracing_on
diff --git a/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc b/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc
index 5058fbcfd90f..435d07b13407 100644
--- a/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc
+++ b/tools/testing/selftests/ftrace/test.d/00basic/trace_pipe.tc
@@ -1,10 +1,9 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: trace_pipe and trace_marker
+# requires: trace_marker
# flags: instance
-[ ! -f trace_marker ] && exit_unsupported
-
echo "test input 1" > trace_marker
: "trace interface never consume the ring buffer"
diff --git a/tools/testing/selftests/ftrace/test.d/direct/kprobe-direct.tc b/tools/testing/selftests/ftrace/test.d/direct/kprobe-direct.tc
index 801ecb63e84c..e52e470a1f8f 100644
--- a/tools/testing/selftests/ftrace/test.d/direct/kprobe-direct.tc
+++ b/tools/testing/selftests/ftrace/test.d/direct/kprobe-direct.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test ftrace direct functions against kprobes
+# requires: kprobe_events
rmmod ftrace-direct ||:
if ! modprobe ftrace-direct ; then
@@ -8,11 +9,6 @@ if ! modprobe ftrace-direct ; then
exit_unresolved;
fi
-if [ ! -f kprobe_events ]; then
- echo "No kprobe_events file -please build CONFIG_KPROBE_EVENTS"
- exit_unresolved;
-fi
-
echo "Let the module run a little"
sleep 1
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc
index c6d8387dbbb8..68550f97d3c3 100644
--- a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc
+++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_kprobe.tc
@@ -1,11 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - add/remove kprobe events
-
-[ -f dynamic_events ] || exit_unsupported
-
-grep -q "place: \[<module>:\]<symbol>" README || exit_unsupported
-grep -q "place (kretprobe): \[<module>:\]<symbol>" README || exit_unsupported
+# requires: dynamic_events "place: [<module>:]<symbol>":README "place (kretprobe): [<module>:]<symbol>":README
echo 0 > events/enable
echo > dynamic_events
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_synth.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_synth.tc
index 62b77b5941d0..2b94611e1a28 100644
--- a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_synth.tc
+++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_synth.tc
@@ -1,10 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - add/remove synthetic events
-
-[ -f dynamic_events ] || exit_unsupported
-
-grep -q "s:\[synthetic/\]" README || exit_unsupported
+# requires: dynamic_events "s:[synthetic/]":README
echo 0 > events/enable
echo > dynamic_events
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/clear_select_events.tc b/tools/testing/selftests/ftrace/test.d/dynevent/clear_select_events.tc
index e0842109cb57..c969be9eb7de 100644
--- a/tools/testing/selftests/ftrace/test.d/dynevent/clear_select_events.tc
+++ b/tools/testing/selftests/ftrace/test.d/dynevent/clear_select_events.tc
@@ -1,16 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - selective clear (compatibility)
-
-[ -f dynamic_events ] || exit_unsupported
-
-grep -q "place: \[<module>:\]<symbol>" README || exit_unsupported
-grep -q "place (kretprobe): \[<module>:\]<symbol>" README || exit_unsupported
-
-grep -q "s:\[synthetic/\]" README || exit_unsupported
-
-[ -f synthetic_events ] || exit_unsupported
-[ -f kprobe_events ] || exit_unsupported
+# requires: dynamic_events kprobe_events synthetic_events "place: [<module>:]<symbol>":README "place (kretprobe): [<module>:]<symbol>":README "s:[synthetic/]":README
echo 0 > events/enable
echo > dynamic_events
diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/generic_clear_event.tc b/tools/testing/selftests/ftrace/test.d/dynevent/generic_clear_event.tc
index 901922e97878..16d543eaac88 100644
--- a/tools/testing/selftests/ftrace/test.d/dynevent/generic_clear_event.tc
+++ b/tools/testing/selftests/ftrace/test.d/dynevent/generic_clear_event.tc
@@ -1,13 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - generic clear event
-
-[ -f dynamic_events ] || exit_unsupported
-
-grep -q "place: \[<module>:\]<symbol>" README || exit_unsupported
-grep -q "place (kretprobe): \[<module>:\]<symbol>" README || exit_unsupported
-
-grep -q "s:\[synthetic/\]" README || exit_unsupported
+# requires: dynamic_events "place: [<module>:]<symbol>":README "place (kretprobe): [<module>:]<symbol>":README "s:[synthetic/]":README
echo 0 > events/enable
echo > dynamic_events
diff --git a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
index dfb0d5122f7b..cfe5bd2d4267 100644
--- a/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/event-enable.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event tracing - enable/disable with event level files
+# requires: set_event events/sched
# flags: instance
do_reset() {
@@ -13,11 +14,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
echo 'sched:sched_switch' > set_event
yield
diff --git a/tools/testing/selftests/ftrace/test.d/event/event-no-pid.tc b/tools/testing/selftests/ftrace/test.d/event/event-no-pid.tc
index f0f366f18d0c..e6eb78f0b954 100644
--- a/tools/testing/selftests/ftrace/test.d/event/event-no-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/event-no-pid.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event tracing - restricts events based on pid notrace filtering
+# requires: set_event events/sched set_event_pid set_event_notrace_pid
# flags: instance
do_reset() {
@@ -56,16 +57,6 @@ enable_events() {
echo 1 > tracing_on
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f set_event_pid -o ! -f set_event_notrace_pid ]; then
- echo "event pid notrace filtering is not supported"
- exit_unsupported
-fi
-
echo 0 > options/event-fork
do_reset
diff --git a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
index f9cb214220b1..7f5f97dffdc3 100644
--- a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event tracing - restricts events based on pid
+# requires: set_event set_event_pid events/sched
# flags: instance
do_reset() {
@@ -16,16 +17,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f set_event_pid ]; then
- echo "event pid filtering is not supported"
- exit_unsupported
-fi
-
echo 0 > options/event-fork
echo 1 > events/sched/sched_switch/enable
diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
index 83a8c571e93a..b1ede6249866 100644
--- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event tracing - enable/disable with subsystem level files
+# requires: set_event events/sched/enable
# flags: instance
do_reset() {
@@ -13,11 +14,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
echo 'sched:*' > set_event
yield
diff --git a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
index 84d7bda08d2a..93c10ea42a68 100644
--- a/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/toplevel-enable.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event tracing - enable/disable with top level files
+# requires: available_events set_event events/enable
do_reset() {
echo > set_event
@@ -12,11 +13,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f available_events -o ! -f set_event -o ! -d events ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
echo '*:*' > set_event
yield
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
index f59853857ad2..cf3ea42b12b0 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter-stack.tc
@@ -1,17 +1,11 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function graph filters with stack tracer
+# requires: stack_trace set_ftrace_filter function_graph:tracer
# Make sure that function graph filtering works, and is not
# affected by other tracers enabled (like stack tracer)
-if ! grep -q function_graph available_tracers; then
- echo "no function graph tracer configured"
- exit_unsupported
-fi
-
-check_filter_file set_ftrace_filter
-
do_reset() {
if [ -e /proc/sys/kernel/stack_tracer_enabled ]; then
echo 0 > /proc/sys/kernel/stack_tracer_enabled
@@ -37,12 +31,6 @@ fi
echo function_graph > current_tracer
-if [ ! -f stack_trace ]; then
- echo "Stack tracer not configured"
- do_reset
- exit_unsupported;
-fi
-
echo "Now testing with stack tracer"
echo 1 > /proc/sys/kernel/stack_tracer_enabled
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
index d610f47edd90..b3ccdaec2a61 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/fgraph-filter.tc
@@ -1,16 +1,10 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function graph filters
+# requires: set_ftrace_filter function_graph:tracer
# Make sure that function graph filtering works
-if ! grep -q function_graph available_tracers; then
- echo "no function graph tracer configured"
- exit_unsupported
-fi
-
-check_filter_file set_ftrace_filter
-
fail() { # msg
echo $1
exit_fail
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
index 28936f434ee5..4b994b6df5ac 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
@@ -1,16 +1,10 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function glob filters
+# requires: set_ftrace_filter function:tracer
# Make sure that function glob matching filter works.
-if ! grep -q function available_tracers; then
- echo "no function tracer configured"
- exit_unsupported
-fi
-
-check_filter_file set_ftrace_filter
-
disable_tracing
clear_trace
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-notrace-pid.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-notrace-pid.tc
index 71db68a7975f..acb17ce543d2 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-notrace-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-notrace-pid.tc
@@ -1,22 +1,11 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function pid notrace filters
+# requires: set_ftrace_notrace_pid set_ftrace_filter function:tracer
# flags: instance
# Make sure that function pid matching filter with notrace works.
-if ! grep -q function available_tracers; then
- echo "no function tracer configured"
- exit_unsupported
-fi
-
-if [ ! -f set_ftrace_notrace_pid ]; then
- echo "set_ftrace_notrace_pid not found? Is function tracer not set?"
- exit_unsupported
-fi
-
-check_filter_file set_ftrace_filter
-
do_function_fork=1
if [ ! -f options/function-fork ]; then
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc
index d58403c4b7cd..9f0a9687c773 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-pid.tc
@@ -1,23 +1,12 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function pid filters
+# requires: set_ftrace_pid set_ftrace_filter function:tracer
# flags: instance
# Make sure that function pid matching filter works.
# Also test it on an instance directory
-if ! grep -q function available_tracers; then
- echo "no function tracer configured"
- exit_unsupported
-fi
-
-if [ ! -f set_ftrace_pid ]; then
- echo "set_ftrace_pid not found? Is function tracer not set?"
- exit_unsupported
-fi
-
-check_filter_file set_ftrace_filter
-
do_function_fork=1
if [ ! -f options/function-fork ]; then
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-stacktrace.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-stacktrace.tc
index b2aff786c1a2..0f41e441c203 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-stacktrace.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-stacktrace.tc
@@ -1,10 +1,9 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - stacktrace filter command
+# requires: set_ftrace_filter
# flags: instance
-check_filter_file set_ftrace_filter
-
echo _do_fork:stacktrace >> set_ftrace_filter
grep -q "_do_fork:stacktrace:unlimited" set_ftrace_filter
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_cpumask.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_cpumask.tc
index 71fa3f49e35e..0c6cf7725110 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_cpumask.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_cpumask.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function trace with cpumask
+# requires: function:tracer
if ! which nproc ; then
nproc() {
@@ -15,11 +16,6 @@ if [ $NP -eq 1 ] ;then
exit_unresolved
fi
-if ! grep -q "function" available_tracers ; then
- echo "Function trace is not enabled"
- exit_unsupported
-fi
-
ORIG_CPUMASK=`cat tracing_cpumask`
do_reset() {
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
index e9b1fd534e96..3145b0f1835c 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_event_triggers.tc
@@ -3,15 +3,14 @@
# description: ftrace - test for function event triggers
# flags: instance
#
+# The triggers are set within the set_ftrace_filter file
+# requires: set_ftrace_filter
+#
# Ftrace allows to add triggers to functions, such as enabling or disabling
# tracing, enabling or disabling trace events, or recording a stack trace
# within the ring buffer.
#
# This test is designed to test event triggers
-#
-
-# The triggers are set within the set_ftrace_filter file
-check_filter_file set_ftrace_filter
do_reset() {
reset_ftrace_filter
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_mod_trace.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_mod_trace.tc
index 1a4b4a442d33..37c8feb9078b 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_mod_trace.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_mod_trace.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function trace on module
-
-check_filter_file set_ftrace_filter
+# requires: set_ftrace_filter
: "mod: allows to filter a non exist function"
echo 'non_exist_func:mod:non_exist_module' > set_ftrace_filter
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_profile_stat.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_profile_stat.tc
index 0d501058aa75..4daeffb02fd8 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_profile_stat.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_profile_stat.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function profiling
-
-[ ! -f function_profile_enabled ] && exit_unsupported
+# requires: function_profile_enabled
: "Enable function profile"
echo 1 > function_profile_enabled
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
index a3dadb6b93b4..1dbd766c0cd2 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_profiler.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - function profiler with function tracing
+# requires: function_profile_enabled set_ftrace_filter function_graph:tracer
# There was a bug after a rewrite of the ftrace infrastructure that
# caused the function_profiler not to be able to run with the function
@@ -13,17 +14,6 @@
# This test triggers those bugs on those kernels.
#
# We need function_graph and profiling to to run this test
-if ! grep -q function_graph available_tracers; then
- echo "no function graph tracer configured"
- exit_unsupported;
-fi
-
-check_filter_file set_ftrace_filter
-
-if [ ! -f function_profile_enabled ]; then
- echo "function_profile_enabled not found, function profiling enabled?"
- exit_unsupported
-fi
fail() { # mesg
echo $1
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc
index 70bad441fa7d..e96e279e0533 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc
@@ -2,6 +2,9 @@
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - test reading of set_ftrace_filter
#
+# The triggers are set within the set_ftrace_filter file
+# requires: set_ftrace_filter
+#
# The set_ftrace_filter file of ftrace is used to list functions as well as
# triggers (probes) attached to functions. The code to read this file is not
# straight forward and has had various bugs in the past. This test is designed
@@ -9,9 +12,6 @@
# file in various ways (cat vs dd).
#
-# The triggers are set within the set_ftrace_filter file
-check_filter_file set_ftrace_filter
-
fail() { # mesg
echo $1
exit_fail
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_stack_tracer.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_stack_tracer.tc
index 51e9e80bc0e6..61264e422699 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_stack_tracer.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_stack_tracer.tc
@@ -1,15 +1,9 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - Max stack tracer
+# requires: stack_trace stack_trace_filter
# Test the basic function of max-stack usage tracing
-if [ ! -f stack_trace ]; then
- echo "Max stack tracer is not supported - please make CONFIG_STACK_TRACER=y"
- exit_unsupported
-fi
-
-check_filter_file stack_trace_filter
-
echo > stack_trace_filter
echo 0 > stack_max_size
echo 1 > /proc/sys/kernel/stack_tracer_enabled
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
index 3ed173f2944a..aee22289536b 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
@@ -3,6 +3,9 @@
# description: ftrace - test for function traceon/off triggers
# flags: instance
#
+# The triggers are set within the set_ftrace_filter file
+# requires: set_ftrace_filter
+#
# Ftrace allows to add triggers to functions, such as enabling or disabling
# tracing, enabling or disabling trace events, or recording a stack trace
# within the ring buffer.
@@ -10,9 +13,6 @@
# This test is designed to test enabling and disabling tracing triggers
#
-# The triggers are set within the set_ftrace_filter file
-check_filter_file set_ftrace_filter
-
fail() { # mesg
echo $1
exit_fail
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc b/tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc
index 23465823532b..6c190620db47 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/tracing-error-log.tc
@@ -1,21 +1,15 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: ftrace - test tracing error log support
+# event tracing is currently the only ftrace tracer that uses the
+# tracing error_log, hence this check
+# requires: set_event error_log
fail() { #msg
echo $1
exit_fail
}
-# event tracing is currently the only ftrace tracer that uses the
-# tracing error_log, hence this check
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-[ -f error_log ] || exit_unsupported
-
ftrace_errlog_check 'event filter parse error' '((sig >= 10 && sig < 15) || dsig ^== 17) && comm != bash' 'events/signal/signal_generate/filter'
exit 0
diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
index 697c77ef2e2b..c5dec55b7d95 100644
--- a/tools/testing/selftests/ftrace/test.d/functions
+++ b/tools/testing/selftests/ftrace/test.d/functions
@@ -1,10 +1,3 @@
-check_filter_file() { # check filter file introduced by dynamic ftrace
- if [ ! -f "$1" ]; then
- echo "$1 not found? Is dynamic ftrace not set?"
- exit_unsupported
- fi
-}
-
clear_trace() { # reset trace output
echo > trace
}
@@ -113,6 +106,27 @@ initialize_ftrace() { # Reset ftrace to initial-state
enable_tracing
}
+check_requires() { # Check required files and tracers
+ for i in "$@" ; do
+ r=${i%:README}
+ t=${i%:tracer}
+ if [ $t != $i ]; then
+ if ! grep -wq $t available_tracers ; then
+ echo "Required tracer $t is not configured."
+ exit_unsupported
+ fi
+ elif [ $r != $i ]; then
+ if ! grep -Fq "$r" README ; then
+ echo "Required feature pattern \"$r\" is not in README."
+ exit_unsupported
+ fi
+ elif [ ! -e $i ]; then
+ echo "Required feature interface $i doesn't exist."
+ exit_unsupported
+ fi
+ done
+}
+
LOCALHOST=127.0.0.1
yield() {
diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
index 4fa0f79144f4..0eb47fbb3f44 100644
--- a/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
+++ b/tools/testing/selftests/ftrace/test.d/instances/instance-event.tc
@@ -1,11 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test creation and deletion of trace instances while setting an event
-
-if [ ! -d instances ] ; then
- echo "no instance directory with this kernel"
- exit_unsupported;
-fi
+# requires: instances
fail() { # mesg
rmdir foo 2>/dev/null
diff --git a/tools/testing/selftests/ftrace/test.d/instances/instance.tc b/tools/testing/selftests/ftrace/test.d/instances/instance.tc
index b84651283bf3..607521d2592b 100644
--- a/tools/testing/selftests/ftrace/test.d/instances/instance.tc
+++ b/tools/testing/selftests/ftrace/test.d/instances/instance.tc
@@ -1,11 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test creation and deletion of trace instances
-
-if [ ! -d instances ] ; then
- echo "no instance directory with this kernel"
- exit_unsupported;
-fi
+# requires: instances
fail() { # mesg
rmdir x y z 2>/dev/null
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
index bb1eb5a7c64e..eba858c21815 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - adding and removing
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
echo p:myevent _do_fork > kprobe_events
grep myevent kprobe_events
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
index 442c1a8c5edf..d10bf4f05bc8 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - busy event check
-
-[ -f kprobe_events ] || exit_unsupported
+# requires: kprobe_events
echo p:myevent _do_fork > kprobe_events
test -d events/kprobes/myevent
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc
index bcdecf80a8f1..61f2ac441aec 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event with arguments
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
echo 'p:testprobe _do_fork $stack $stack0 +0($stack)' > kprobe_events
grep testprobe kprobe_events | grep -q 'arg1=\$stack arg2=\$stack0 arg3=+0(\$stack)'
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc
index 15c1f70fcaf9..05aaeed6987f 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_comm.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event with comm arguments
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
grep -A1 "fetcharg:" README | grep -q "\$comm" || exit_unsupported # this is too old
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc
index 46e7744f8358..b5fa05443b39 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_string.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event string type argument
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
case `uname -m` in
x86_64)
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_symbol.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_symbol.tc
index 2b6dd33f9076..b8c75a3d003c 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_symbol.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_symbol.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event symbol argument
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
SYMBOL="linux_proc_banner"
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc
index 6f0f19953193..474ca1a9a088 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_syntax.tc
@@ -1,10 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event argument syntax
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
-
-grep "x8/16/32/64" README > /dev/null || exit_unsupported # version issue
+# requires: kprobe_events "x8/16/32/64":README
PROBEFUNC="vfs_read"
GOODREG=
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc
index 81490ecaaa92..0610e0b5587c 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_type.tc
@@ -1,10 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobes event arguments with types
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
-
-grep "x8/16/32/64" README > /dev/null || exit_unsupported # version issue
+# requires: kprobe_events "x8/16/32/64":README
gen_event() { # Bitsize
echo "p:testprobe _do_fork \$stack0:s$1 \$stack0:u$1 \$stack0:x$1 \$stack0:b4@4/$1"
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_user.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_user.tc
index 0f60087583d8..a30a9c07290d 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_user.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args_user.tc
@@ -1,10 +1,8 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event user-memory access
+# requires: kprobe_events '$arg<N>':README
-[ -f kprobe_events ] || exit_unsupported # this is configurable
-
-grep -q '\$arg<N>' README || exit_unresolved # depends on arch
grep -A10 "fetcharg:" README | grep -q 'ustring' || exit_unsupported
grep -A10 "fetcharg:" README | grep -q '\[u\]<offset>' || exit_unsupported
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
index 3ff236719b6e..1f6981ef7afa 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_eventname.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event auto/manual naming
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
:;: "Add an event on function without name" ;:
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
index df5072815b87..81d8b58c03bc 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc
@@ -1,11 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event with function tracer
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
-grep "function" available_tracers || exit_unsupported # this is configurable
-
-check_filter_file set_ftrace_filter
+# requires: kprobe_events stack_trace_filter function:tracer
# prepare
echo nop > current_tracer
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc
index d861bd776c5e..7e74ee11edf9 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_module.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - probing module
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
rmmod trace-printk ||:
if ! modprobe trace-printk ; then
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_multiprobe.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_multiprobe.tc
index 44494bac86d1..366b7e1b6718 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_multiprobe.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_multiprobe.tc
@@ -1,10 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Create/delete multiprobe on kprobe event
-
-[ -f kprobe_events ] || exit_unsupported
-
-grep -q "Create/append/" README || exit_unsupported
+# requires: kprobe_events "Create/append/":README
# Choose 2 symbols for target
SYM1=_do_fork
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc
index eb0f4ab4e070..b4d834675e59 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_syntax_errors.tc
@@ -1,10 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe event parser error log check
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
-
-[ -f error_log ] || exit_unsupported
+# requires: kprobe_events error_log
check_error() { # command-with-error-pos-by-^
ftrace_errlog_check 'trace_kprobe' "$1" 'kprobe_events'
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
index ac9ab4a12e53..523fde6d1aa5 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kretprobe dynamic event with arguments
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
# Add new kretprobe event
echo 'r:testprobe2 _do_fork $retval' > kprobe_events
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc
index 8e05b178519a..4f0b268c1233 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_maxactive.tc
@@ -1,9 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kretprobe dynamic event with maxactive
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
-grep -q 'r\[maxactive\]' README || exit_unsupported # this is older version
+# requires: kprobe_events 'r[maxactive]':README
# Test if we successfully reject unknown messages
if echo 'a:myprobeaccept inet_csk_accept' > kprobe_events; then false; else true; fi
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc
index 6e3dbe5f96b7..312d23780096 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/multiple_kprobes.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Register/unregister many kprobe events
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
# ftrace fentry skip size depends on the machine architecture.
# Currently HAVE_KPROBES_ON_FTRACE defined on x86 and powerpc64le
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/probepoint.tc b/tools/testing/selftests/ftrace/test.d/kprobe/probepoint.tc
index a902aa0aaabc..624269c8d534 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/probepoint.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/probepoint.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe events - probe points
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
TARGET_FUNC=tracefs_create_dir
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc b/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc
index 0384b525cdee..ff6c44adc8a0 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/profile.tc
@@ -1,8 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - adding and removing
-
-[ -f kprobe_events ] || exit_unsupported # this is configurable
+# requires: kprobe_events
! grep -q 'myevent' kprobe_profile
echo p:myevent _do_fork > kprobe_events
diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/uprobe_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/kprobe/uprobe_syntax_errors.tc
index 14229d5778a0..7b5b60c3c5a2 100644
--- a/tools/testing/selftests/ftrace/test.d/kprobe/uprobe_syntax_errors.tc
+++ b/tools/testing/selftests/ftrace/test.d/kprobe/uprobe_syntax_errors.tc
@@ -1,10 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Uprobe event parser error log check
-
-[ -f uprobe_events ] || exit_unsupported # this is configurable
-
-[ -f error_log ] || exit_unsupported
+# requires: uprobe_events error_log
check_error() { # command-with-error-pos-by-^
ftrace_errlog_check 'trace_uprobe' "$1" 'uprobe_events'
diff --git a/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc b/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc
index 2b82c80edf69..22bff122b933 100644
--- a/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc
+++ b/tools/testing/selftests/ftrace/test.d/preemptirq/irqsoff_tracer.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: test for the preemptirqsoff tracer
+# requires: preemptoff:tracer irqsoff:tracer
MOD=preemptirq_delay_test
@@ -27,9 +28,6 @@ unres() { #msg
modprobe $MOD || unres "$MOD module not available"
rmmod $MOD
-grep -q "preemptoff" available_tracers || unsup "preemptoff tracer not enabled"
-grep -q "irqsoff" available_tracers || unsup "irqsoff tracer not enabled"
-
reset_tracer
# Simulate preemptoff section for half a second couple of times
diff --git a/tools/testing/selftests/ftrace/test.d/template b/tools/testing/selftests/ftrace/test.d/template
index e1a5d14c4eaf..2cd8947edf72 100644
--- a/tools/testing/selftests/ftrace/test.d/template
+++ b/tools/testing/selftests/ftrace/test.d/template
@@ -1,6 +1,10 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: %HERE DESCRIBE WHAT THIS DOES%
+# requires: %HERE LIST THE REQUIRED FILES, TRACERS OR README-STRINGS%
+# The required tracer needs :tracer suffix, e.g. function:tracer
+# The required README string needs :README suffix, e.g. "x8/16/32/64":README
+# and the README string is treated as a fixed-string instead of regexp pattern.
# you have to add ".tc" extention for your testcase file
# Note that all tests are run with "errexit" option.
diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc
index b0893d7edda3..11be10e1bf96 100644
--- a/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc
+++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup.tc
@@ -1,17 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test wakeup tracer
+# requires: wakeup:tracer
if ! which chrt ; then
echo "chrt is not found. This test requires nice command."
exit_unresolved
fi
-if ! grep -wq "wakeup" available_tracers ; then
- echo "wakeup tracer is not supported"
- exit_unsupported
-fi
-
echo wakeup > current_tracer
echo 1 > tracing_on
echo 0 > tracing_max_latency
diff --git a/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
index b9b6669a623b..3a77198b3c69 100644
--- a/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
+++ b/tools/testing/selftests/ftrace/test.d/tracer/wakeup_rt.tc
@@ -1,17 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Test wakeup RT tracer
+# requires: wakeup_rt:tracer
if ! which chrt ; then
echo "chrt is not found. This test requires chrt command."
exit_unresolved
fi
-if ! grep -wq "wakeup_rt" available_tracers ; then
- echo "wakeup_rt tracer is not supported"
- exit_unsupported
-fi
-
echo wakeup_rt > current_tracer
echo 1 > tracing_on
echo 0 > tracing_max_latency
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
index 3f2aee115f6e..1590d6bfb857 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-action-hist-xfail.tc
@@ -1,24 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger expected fail actions
+# requires: set_event snapshot "snapshot()":README
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f snapshot ]; then
- echo "snapshot is not supported"
- exit_unsupported
-fi
-
-grep -q "snapshot()" README || exit_unsupported # version issue
-
echo "Test expected snapshot action failure"
echo 'hist:keys=comm:onmatch(sched.sched_wakeup).snapshot()' >> events/sched/sched_waking/trigger && exit_fail
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-field-variable-support.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-field-variable-support.tc
index e232059a8ab2..41119e0440e9 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-field-variable-support.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-field-variable-support.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test field variable support
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test field variable support"
echo 'wakeup_latency u64 lat; pid_t pid; int prio; char comm[16]' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-inter-event-combined-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-inter-event-combined-hist.tc
index 07cfcb8157b6..7449a4b8f1f9 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-inter-event-combined-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-inter-event-combined-hist.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event combined histogram trigger
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test create synthetic event"
echo 'waking_latency u64 lat pid_t pid' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-multi-actions-accept.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-multi-actions-accept.tc
index 73e413c2ca26..3ad6e3fd8ac9 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-multi-actions-accept.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-multi-actions-accept.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test multiple actions on hist trigger
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test multiple actions on hist trigger"
echo 'wakeup_latency u64 lat; pid_t pid' >> synthetic_events
TRIGGER1=events/sched/sched_wakeup/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc
index c80007aa9f86..adaabb873ed4 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onchange-action-hist.tc
@@ -1,19 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger onchange action
+# requires: set_event "onchange(var)":README
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-grep -q "onchange(var)" README || exit_unsupported # version issue
-
echo "Test onchange action"
echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio) if comm=="ping"' >> events/sched/sched_waking/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-action-hist.tc
index ebe0ad827f9f..20e39471052e 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-action-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-action-hist.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger onmatch action
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test create synthetic event"
echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-onmax-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-onmax-action-hist.tc
index 2a2ef767249e..f4b03ab7c287 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-onmax-action-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmatch-onmax-action-hist.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger onmatch-onmax action
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test create synthetic event"
echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmax-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmax-action-hist.tc
index 98d73bfb0296..71c9b5911c70 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmax-action-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-onmax-action-hist.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger onmax action
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test create synthetic event"
echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc
index 01b01b9c4e07..67fa328b830f 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-snapshot-action-hist.tc
@@ -1,31 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger snapshot action
+# requires: set_event snapshot events/sched/sched_process_fork/hist "onchange(var)":README "snapshot()":README
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f snapshot ]; then
- echo "snapshot is not supported"
- exit_unsupported
-fi
-
-grep -q "onchange(var)" README || exit_unsupported # version issue
-
-grep -q "snapshot()" README || exit_unsupported # version issue
-
echo "Test snapshot action"
echo 1 > events/sched/enable
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-createremove.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-createremove.tc
index df44b14724a4..a152b558b40a 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-createremove.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-createremove.tc
@@ -1,22 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test synthetic event create remove
+# requires: set_event synthetic_events
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
echo "Test create synthetic event"
echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc
index 88e6c3f43006..59216f3cfb12 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic-event-syntax.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test synthetic_events syntax parser
+# requires: set_event synthetic_events
do_reset() {
reset_trigger
@@ -14,16 +15,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
reset_tracer
do_reset
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-trace-action-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-trace-action-hist.tc
index c3baa486aeb4..c126d2350a6d 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-trace-action-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-trace-action-hist.tc
@@ -1,29 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test inter-event histogram trigger trace action
+# requires: set_event synthetic_events events/sched/sched_process_fork/hist "trace(<synthetic_event>":README
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic event is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
-grep -q "trace(<synthetic_event>" README || exit_unsupported # version issue
-
echo "Test create synthetic event"
echo 'wakeup_latency u64 lat pid_t pid char comm[16]' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc
index eddb51e1fbf7..c226acee74bf 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-eventonoff.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test event enable/disable trigger
+# requires: set_event events/sched/sched_process_fork/trigger
# flags: instance
fail() { #msg
@@ -8,16 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
FEATURE=`grep enable_event events/sched/sched_process_fork/trigger`
if [ -z "$FEATURE" ]; then
echo "event enable/disable trigger is not supported"
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc
index 2dcc2296ebdd..d9a198cb0f81 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-filter.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test trigger filter
+# requires: set_event events/sched/sched_process_fork/trigger
# flags: instance
fail() { #msg
@@ -8,16 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
echo "Test trigger filter"
echo 1 > tracing_on
echo 'traceoff if child_pid == 0' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
index fab4431639d3..4562e13cb26b 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test histogram modifiers
+# requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist
# flags: instance
fail() { #msg
@@ -8,21 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test histogram with execname modifier"
echo 'hist:keys=common_pid.execname' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-syntax-errors.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-syntax-errors.tc
index d44087a2f3d1..52cfe7828e8a 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-syntax-errors.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-syntax-errors.tc
@@ -1,23 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test histogram parser errors
-
-if [ ! -f set_event -o ! -d events/kmem ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/kmem/kmalloc/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/kmem/kmalloc/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
-[ -f error_log ] || exit_unsupported
+# requires: set_event events/kmem/kmalloc/trigger events/kmem/kmalloc/hist error_log
check_error() { # command-with-error-pos-by-^
ftrace_errlog_check 'hist:kmem:kmalloc' "$1" 'events/kmem/kmalloc/trigger'
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
index 177e8d4c4744..2950bfbc6fce 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test histogram trigger
+# requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist
# flags: instance
fail() { #msg
@@ -8,22 +9,7 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
-echo "Test histogram basic tigger"
+echo "Test histogram basic trigger"
echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger
for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
index 68ff3f45c720..7129b52da947 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test multiple histogram triggers
+# requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist
# flags: instance
fail() { #msg
@@ -8,21 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test histogram multiple triggers"
echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc
index ac738500d17f..33f5bdee387f 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-snapshot.tc
@@ -1,27 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test snapshot-trigger
+# requires: set_event events/sched/sched_process_fork/trigger snapshot
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f snapshot ]; then
- echo "snapshot is not supported"
- exit_unsupported
-fi
-
FEATURE=`grep snapshot events/sched/sched_process_fork/trigger`
if [ -z "$FEATURE" ]; then
echo "snapshot trigger is not supported"
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
index 398c05c4d2a7..320ea9b3c6cd 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-stacktrace.tc
@@ -1,29 +1,20 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test stacktrace-trigger
+# requires: set_event events/sched/sched_process_fork/trigger
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
FEATURE=`grep stacktrace events/sched/sched_process_fork/trigger`
if [ -z "$FEATURE" ]; then
echo "stacktrace trigger is not supported"
exit_unsupported
fi
-echo "Test stacktrace tigger"
+echo "Test stacktrace trigger"
echo 0 > trace
echo 0 > options/stacktrace
echo 'stacktrace' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-hist.tc
index ab6bedb25736..68f3af9d9910 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-hist.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: trace_marker trigger - test histogram trigger
+# requires: set_event events/ftrace/print/trigger events/ftrace/print/hist
# flags: instance
fail() { #msg
@@ -8,27 +9,7 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -d events/ftrace/print ]; then
- echo "event trace_marker is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
-echo "Test histogram trace_marker tigger"
+echo "Test histogram trace_marker trigger"
echo 'hist:keys=common_pid' > events/ftrace/print/trigger
for i in `seq 1 10` ; do echo "hello" > trace_marker; done
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
index df246e505af7..27da2dba9b9e 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-snapshot.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: trace_marker trigger - test snapshot trigger
+# requires: set_event snapshot events/ftrace/print/trigger
# flags: instance
fail() { #msg
@@ -8,26 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f snapshot ]; then
- echo "snapshot is not supported"
- exit_unsupported
-fi
-
-if [ ! -d events/ftrace/print ]; then
- echo "event trace_marker is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
test_trace() {
file=$1
x=$2
@@ -46,7 +27,7 @@ test_trace() {
done
}
-echo "Test snapshot trace_marker tigger"
+echo "Test snapshot trace_marker trigger"
echo 'snapshot' > events/ftrace/print/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic-kernel.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic-kernel.tc
index 18b4d1c2807e..531139f41e94 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic-kernel.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic-kernel.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: trace_marker trigger - test histogram with synthetic event against kernel event
+# requires: set_event synthetic_events events/sched/sched_waking events/ftrace/print/trigger events/ftrace/print/hist
# flags:
fail() { #msg
@@ -8,36 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic events not supported"
- exit_unsupported
-fi
-
-if [ ! -d events/ftrace/print ]; then
- echo "event trace_marker is not supported"
- exit_unsupported
-fi
-
-if [ ! -d events/sched/sched_waking ]; then
- echo "event sched_waking is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test histogram kernel event to trace_marker latency histogram trigger"
echo 'latency u64 lat' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic.tc
index dd262d6d0db6..cc99cbb06d5e 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-trace-marker-synthetic.tc
@@ -1,6 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: trace_marker trigger - test histogram with synthetic event
+# requires: set_event synthetic_events events/ftrace/print/trigger events/ftrace/print/hist
# flags:
fail() { #msg
@@ -8,31 +9,6 @@ fail() { #msg
exit_fail
}
-if [ ! -f set_event ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f synthetic_events ]; then
- echo "synthetic events not supported"
- exit_unsupported
-fi
-
-if [ ! -d events/ftrace/print ]; then
- echo "event trace_marker is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/ftrace/print/hist ]; then
- echo "hist trigger is not supported"
- exit_unsupported
-fi
-
echo "Test histogram trace_marker to trace_marker latency histogram trigger"
echo 'latency u64 lat' > synthetic_events
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc
index d5d2dcbc9cab..9ca04678f4da 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-traceonoff.tc
@@ -1,22 +1,13 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: event trigger - test traceon/off trigger
+# requires: set_event events/sched/sched_process_fork/trigger
fail() { #msg
echo $1
exit_fail
}
-if [ ! -f set_event -o ! -d events/sched ]; then
- echo "event tracing is not supported"
- exit_unsupported
-fi
-
-if [ ! -f events/sched/sched_process_fork/trigger ]; then
- echo "event trigger is not supported"
- exit_unsupported
-fi
-
echo "Test traceoff trigger"
echo 1 > tracing_on
echo 'traceoff' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/net/so_txtime.c b/tools/testing/selftests/net/so_txtime.c
index 383bac05ac32..ceaad78e9667 100644
--- a/tools/testing/selftests/net/so_txtime.c
+++ b/tools/testing/selftests/net/so_txtime.c
@@ -15,8 +15,9 @@
#include <inttypes.h>
#include <linux/net_tstamp.h>
#include <linux/errqueue.h>
+#include <linux/if_ether.h>
#include <linux/ipv6.h>
-#include <linux/tcp.h>
+#include <linux/udp.h>
#include <stdbool.h>
#include <stdlib.h>
#include <stdio.h>
@@ -140,8 +141,8 @@ static void do_recv_errqueue_timeout(int fdt)
{
char control[CMSG_SPACE(sizeof(struct sock_extended_err)) +
CMSG_SPACE(sizeof(struct sockaddr_in6))] = {0};
- char data[sizeof(struct ipv6hdr) +
- sizeof(struct tcphdr) + 1];
+ char data[sizeof(struct ethhdr) + sizeof(struct ipv6hdr) +
+ sizeof(struct udphdr) + 1];
struct sock_extended_err *err;
struct msghdr msg = {0};
struct iovec iov = {0};
@@ -159,6 +160,8 @@ static void do_recv_errqueue_timeout(int fdt)
msg.msg_controllen = sizeof(control);
while (1) {
+ const char *reason;
+
ret = recvmsg(fdt, &msg, MSG_ERRQUEUE);
if (ret == -1 && errno == EAGAIN)
break;
@@ -176,14 +179,30 @@ static void do_recv_errqueue_timeout(int fdt)
err = (struct sock_extended_err *)CMSG_DATA(cm);
if (err->ee_origin != SO_EE_ORIGIN_TXTIME)
error(1, 0, "errqueue: origin 0x%x\n", err->ee_origin);
- if (err->ee_code != ECANCELED)
- error(1, 0, "errqueue: code 0x%x\n", err->ee_code);
+
+ switch (err->ee_errno) {
+ case ECANCELED:
+ if (err->ee_code != SO_EE_CODE_TXTIME_MISSED)
+ error(1, 0, "errqueue: unknown ECANCELED %u\n",
+ err->ee_code);
+ reason = "missed txtime";
+ break;
+ case EINVAL:
+ if (err->ee_code != SO_EE_CODE_TXTIME_INVALID_PARAM)
+ error(1, 0, "errqueue: unknown EINVAL %u\n",
+ err->ee_code);
+ reason = "invalid txtime";
+ break;
+ default:
+ error(1, 0, "errqueue: errno %u code %u\n",
+ err->ee_errno, err->ee_code);
+ };
tstamp = ((int64_t) err->ee_data) << 32 | err->ee_info;
tstamp -= (int64_t) glob_tstart;
tstamp /= 1000 * 1000;
- fprintf(stderr, "send: pkt %c at %" PRId64 "ms dropped\n",
- data[ret - 1], tstamp);
+ fprintf(stderr, "send: pkt %c at %" PRId64 "ms dropped: %s\n",
+ data[ret - 1], tstamp, reason);
msg.msg_flags = 0;
msg.msg_controllen = sizeof(control);
diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile
index 9c0f758310fe..a179f0dca8ce 100644
--- a/tools/testing/selftests/netfilter/Makefile
+++ b/tools/testing/selftests/netfilter/Makefile
@@ -3,7 +3,7 @@
TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh \
conntrack_icmp_related.sh nft_flowtable.sh ipvs.sh \
- nft_concat_range.sh \
+ nft_concat_range.sh nft_conntrack_helper.sh \
nft_queue.sh
LDLIBS = -lmnl
diff --git a/tools/testing/selftests/netfilter/nft_conntrack_helper.sh b/tools/testing/selftests/netfilter/nft_conntrack_helper.sh
new file mode 100755
index 000000000000..edf0a48da6bf
--- /dev/null
+++ b/tools/testing/selftests/netfilter/nft_conntrack_helper.sh
@@ -0,0 +1,175 @@
+#!/bin/bash
+#
+# This tests connection tracking helper assignment:
+# 1. can attach ftp helper to a connection from nft ruleset.
+# 2. auto-assign still works.
+#
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+ret=0
+
+sfx=$(mktemp -u "XXXXXXXX")
+ns1="ns1-$sfx"
+ns2="ns2-$sfx"
+testipv6=1
+
+cleanup()
+{
+ ip netns del ${ns1}
+ ip netns del ${ns2}
+}
+
+nft --version > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without nft tool"
+ exit $ksft_skip
+fi
+
+ip -Version > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without ip tool"
+ exit $ksft_skip
+fi
+
+conntrack -V > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without conntrack tool"
+ exit $ksft_skip
+fi
+
+which nc >/dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without netcat tool"
+ exit $ksft_skip
+fi
+
+trap cleanup EXIT
+
+ip netns add ${ns1}
+ip netns add ${ns2}
+
+ip link add veth0 netns ${ns1} type veth peer name veth0 netns ${ns2} > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: No virtual ethernet pair device support in kernel"
+ exit $ksft_skip
+fi
+
+ip -net ${ns1} link set lo up
+ip -net ${ns1} link set veth0 up
+
+ip -net ${ns2} link set lo up
+ip -net ${ns2} link set veth0 up
+
+ip -net ${ns1} addr add 10.0.1.1/24 dev veth0
+ip -net ${ns1} addr add dead:1::1/64 dev veth0
+
+ip -net ${ns2} addr add 10.0.1.2/24 dev veth0
+ip -net ${ns2} addr add dead:1::2/64 dev veth0
+
+load_ruleset_family() {
+ local family=$1
+ local ns=$2
+
+ip netns exec ${ns} nft -f - <<EOF
+table $family raw {
+ ct helper ftp {
+ type "ftp" protocol tcp
+ }
+ chain pre {
+ type filter hook prerouting priority 0; policy accept;
+ tcp dport 2121 ct helper set "ftp"
+ }
+ chain output {
+ type filter hook output priority 0; policy accept;
+ tcp dport 2121 ct helper set "ftp"
+ }
+}
+EOF
+ return $?
+}
+
+check_for_helper()
+{
+ local netns=$1
+ local message=$2
+ local port=$3
+
+ ip netns exec ${netns} conntrack -L -p tcp --dport $port 2> /dev/null |grep -q 'helper=ftp'
+ if [ $? -ne 0 ] ; then
+ echo "FAIL: ${netns} did not show attached helper $message" 1>&2
+ ret=1
+ fi
+
+ echo "PASS: ${netns} connection on port $port has ftp helper attached" 1>&2
+ return 0
+}
+
+test_helper()
+{
+ local port=$1
+ local msg=$2
+
+ sleep 3 | ip netns exec ${ns2} nc -w 2 -l -p $port > /dev/null &
+
+ sleep 1
+ sleep 1 | ip netns exec ${ns1} nc -w 2 10.0.1.2 $port > /dev/null &
+
+ check_for_helper "$ns1" "ip $msg" $port
+ check_for_helper "$ns2" "ip $msg" $port
+
+ wait
+
+ if [ $testipv6 -eq 0 ] ;then
+ return 0
+ fi
+
+ ip netns exec ${ns1} conntrack -F 2> /dev/null
+ ip netns exec ${ns2} conntrack -F 2> /dev/null
+
+ sleep 3 | ip netns exec ${ns2} nc -w 2 -6 -l -p $port > /dev/null &
+
+ sleep 1
+ sleep 1 | ip netns exec ${ns1} nc -w 2 -6 dead:1::2 $port > /dev/null &
+
+ check_for_helper "$ns1" "ipv6 $msg" $port
+ check_for_helper "$ns2" "ipv6 $msg" $port
+
+ wait
+}
+
+load_ruleset_family ip ${ns1}
+if [ $? -ne 0 ];then
+ echo "FAIL: ${ns1} cannot load ip ruleset" 1>&2
+ exit 1
+fi
+
+load_ruleset_family ip6 ${ns1}
+if [ $? -ne 0 ];then
+ echo "SKIP: ${ns1} cannot load ip6 ruleset" 1>&2
+ testipv6=0
+fi
+
+load_ruleset_family inet ${ns2}
+if [ $? -ne 0 ];then
+ echo "SKIP: ${ns1} cannot load inet ruleset" 1>&2
+ load_ruleset_family ip ${ns2}
+ if [ $? -ne 0 ];then
+ echo "FAIL: ${ns2} cannot load ip ruleset" 1>&2
+ exit 1
+ fi
+
+ if [ $testipv6 -eq 1 ] ;then
+ load_ruleset_family ip6 ${ns2}
+ if [ $? -ne 0 ];then
+ echo "FAIL: ${ns2} cannot load ip6 ruleset" 1>&2
+ exit 1
+ fi
+ fi
+fi
+
+test_helper 2121 "set via ruleset"
+ip netns exec ${ns1} sysctl -q 'net.netfilter.nf_conntrack_helper=1'
+ip netns exec ${ns2} sysctl -q 'net.netfilter.nf_conntrack_helper=1'
+test_helper 21 "auto-assign"
+
+exit $ret
diff --git a/tools/testing/selftests/pidfd/pidfd.h b/tools/testing/selftests/pidfd/pidfd.h
index c1921a53dbed..8d728eda783d 100644
--- a/tools/testing/selftests/pidfd/pidfd.h
+++ b/tools/testing/selftests/pidfd/pidfd.h
@@ -95,4 +95,9 @@ static inline int sys_pidfd_getfd(int pidfd, int fd, int flags)
return syscall(__NR_pidfd_getfd, pidfd, fd, flags);
}
+static inline int sys_memfd_create(const char *name, unsigned int flags)
+{
+ return syscall(__NR_memfd_create, name, flags);
+}
+
#endif /* __PIDFD_H */
diff --git a/tools/testing/selftests/pidfd/pidfd_getfd_test.c b/tools/testing/selftests/pidfd/pidfd_getfd_test.c
index 401a7c1d0312..84b65ecccb04 100644
--- a/tools/testing/selftests/pidfd/pidfd_getfd_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_getfd_test.c
@@ -34,11 +34,6 @@ static int sys_kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1,
return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2);
}
-static int sys_memfd_create(const char *name, unsigned int flags)
-{
- return syscall(__NR_memfd_create, name, flags);
-}
-
static int __child(int sk, int memfd)
{
int ret;
diff --git a/tools/testing/selftests/pidfd/pidfd_setns_test.c b/tools/testing/selftests/pidfd/pidfd_setns_test.c
index 133ec5b6cda8..9418108eae13 100644
--- a/tools/testing/selftests/pidfd/pidfd_setns_test.c
+++ b/tools/testing/selftests/pidfd/pidfd_setns_test.c
@@ -470,4 +470,16 @@ TEST_F(current_nsset, no_foul_play)
}
}
+TEST(setns_einval)
+{
+ int fd;
+
+ fd = sys_memfd_create("rostock", 0);
+ EXPECT_GT(fd, 0);
+
+ ASSERT_NE(setns(fd, 0), 0);
+ EXPECT_EQ(errno, EINVAL);
+ close(fd);
+}
+
TEST_HARNESS_MAIN
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/Makefile b/tools/testing/selftests/powerpc/pmu/ebb/Makefile
index ca35dd8848b0..af3df79d8163 100644
--- a/tools/testing/selftests/powerpc/pmu/ebb/Makefile
+++ b/tools/testing/selftests/powerpc/pmu/ebb/Makefile
@@ -7,7 +7,7 @@ noarg:
# The EBB handler is 64-bit code and everything links against it
CFLAGS += -m64
-TMPOUT = $(OUTPUT)/
+TMPOUT = $(OUTPUT)/TMPDIR/
# Toolchains may build PIE by default which breaks the assembly
no-pie-option := $(call try-run, echo 'int main() { return 0; }' | \
$(CC) -Werror $(KBUILD_CPPFLAGS) $(CC_OPTION_CFLAGS) -no-pie -x c - -o "$$TMP", -no-pie)
diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index c0aa46ce14f6..252140a52553 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -1615,6 +1615,7 @@ TEST_F(TRACE_poke, getpid_runs_normally)
# define ARCH_REGS s390_regs
# define SYSCALL_NUM gprs[2]
# define SYSCALL_RET gprs[2]
+# define SYSCALL_NUM_RET_SHARE_REG
#elif defined(__mips__)
# define ARCH_REGS struct pt_regs
# define SYSCALL_NUM regs[2]
diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
index 47a3082b6661..503982b8f295 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
@@ -260,10 +260,10 @@
255
]
],
- "cmdUnderTest": "$TC action add action bpf bytecode '4,40 0 0 12,21 0 1 2054,6 0 0 262144,6 0 0 0' index 4294967296 cookie 12345",
+ "cmdUnderTest": "$TC action add action bpf bytecode '4,40 0 0 12,21 0 1 2054,6 0 0 262144,6 0 0 0' index 4294967296 cookie 123456",
"expExitCode": "255",
"verifyCmd": "$TC action ls action bpf",
- "matchPattern": "action order [0-9]*: bpf bytecode '4,40 0 0 12,21 0 1 2048,6 0 0 262144,6 0 0 0' default-action pipe.*cookie 12345",
+ "matchPattern": "action order [0-9]*: bpf bytecode '4,40 0 0 12,21 0 1 2048,6 0 0 262144,6 0 0 0' default-action pipe.*cookie 123456",
"matchCount": "0",
"teardown": [
"$TC action flush action bpf"
diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json b/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json
index 88ec134872e4..072febf25f55 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json
@@ -469,7 +469,7 @@
255
]
],
- "cmdUnderTest": "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie aaabbbcccdddeee \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\"",
+ "cmdUnderTest": "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie 123456789abcde \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\"",
"expExitCode": "0",
"verifyCmd": "$TC actions ls action csum",
"matchPattern": "^[ \t]+index [0-9]* ref",
@@ -492,7 +492,7 @@
1,
255
],
- "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie aaabbbcccdddeee \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\""
+ "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie 123456789abcde \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\""
],
"cmdUnderTest": "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum index \\$i \\\"; args=\"\\$args\\$cmd\"; done && $TC actions del \\$args\"",
"expExitCode": "0",
diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json
index fbeb9197697d..d06346968bcb 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json
@@ -629,7 +629,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:00880022 index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:00880022.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:00880022.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -653,7 +653,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:00880022,0408:42:0040007611223344,0111:02:1020304011223344 index 1",
"expExitCode": "0",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:00880022,0408:42:0040007611223344,0111:02:1020304011223344.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:00880022,0408:42:0040007611223344,0111:02:1020304011223344.*index 1",
"matchCount": "1",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -677,7 +677,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 824212:80:00880022 index 1",
"expExitCode": "255",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 824212:80:00880022.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 824212:80:00880022.*index 1",
"matchCount": "0",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -701,7 +701,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:4224:00880022 index 1",
"expExitCode": "255",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:4224:00880022.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:4224:00880022.*index 1",
"matchCount": "0",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -725,7 +725,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:4288 index 1",
"expExitCode": "255",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:4288.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:4288.*index 1",
"matchCount": "0",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -749,7 +749,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:4288428822 index 1",
"expExitCode": "255",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:4288428822.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:4288428822.*index 1",
"matchCount": "0",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -773,7 +773,7 @@
"cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:00880022,0408:42: index 1",
"expExitCode": "255",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:00880022,0408:42:.*index 1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:00880022,0408:42:.*index 1",
"matchCount": "0",
"teardown": [
"$TC actions flush action tunnel_key"
@@ -818,12 +818,12 @@
1,
255
],
- "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 20.20.20.2 dst_port 3128 nocsum id 1 index 1 cookie aabbccddeeff112233445566778800a"
+ "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 20.20.20.2 dst_port 3128 nocsum id 1 index 1 cookie 123456"
],
- "cmdUnderTest": "$TC actions replace action tunnel_key set src_ip 11.11.11.1 dst_ip 21.21.21.2 dst_port 3129 id 11 csum reclassify index 1 cookie a1b1c1d1",
+ "cmdUnderTest": "$TC actions replace action tunnel_key set src_ip 11.11.11.1 dst_ip 21.21.21.2 dst_port 3129 id 11 csum reclassify index 1 cookie 123456",
"expExitCode": "0",
"verifyCmd": "$TC actions get action tunnel_key index 1",
- "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 11.11.11.1.*dst_ip 21.21.21.2.*key_id 11.*dst_port 3129.*csum reclassify.*index 1.*cookie a1b1c1d1",
+ "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 11.11.11.1.*dst_ip 21.21.21.2.*key_id 11.*dst_port 3129.*csum reclassify.*index 1.*cookie 123456",
"matchCount": "1",
"teardown": [
"$TC actions flush action tunnel_key"
diff --git a/tools/testing/selftests/tpm2/test_smoke.sh b/tools/testing/selftests/tpm2/test_smoke.sh
index 663062701d5a..1334e301d2a0 100755
--- a/tools/testing/selftests/tpm2/test_smoke.sh
+++ b/tools/testing/selftests/tpm2/test_smoke.sh
@@ -1,15 +1,10 @@
-#!/bin/bash
+#!/bin/sh
# SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
-[ -f /dev/tpm0 ] || exit $ksft_skip
+[ -e /dev/tpm0 ] || exit $ksft_skip
python -m unittest -v tpm2_tests.SmokeTest
python -m unittest -v tpm2_tests.AsyncTest
-
-CLEAR_CMD=$(which tpm2_clear)
-if [ -n $CLEAR_CMD ]; then
- tpm2_clear -T device
-fi
diff --git a/tools/testing/selftests/tpm2/test_space.sh b/tools/testing/selftests/tpm2/test_space.sh
index 36c9d030a1c6..00259cb746cf 100755
--- a/tools/testing/selftests/tpm2/test_space.sh
+++ b/tools/testing/selftests/tpm2/test_space.sh
@@ -1,9 +1,9 @@
-#!/bin/bash
+#!/bin/sh
# SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
-[ -f /dev/tpmrm0 ] || exit $ksft_skip
+[ -e /dev/tpmrm0 ] || exit $ksft_skip
python -m unittest -v tpm2_tests.SpaceTest
diff --git a/tools/testing/selftests/wireguard/netns.sh b/tools/testing/selftests/wireguard/netns.sh
index 17a1f53ceba0..d77f4829f1e0 100755
--- a/tools/testing/selftests/wireguard/netns.sh
+++ b/tools/testing/selftests/wireguard/netns.sh
@@ -587,9 +587,20 @@ ip0 link set wg0 up
kill $ncat_pid
ip0 link del wg0
+# Ensure there aren't circular reference loops
+ip1 link add wg1 type wireguard
+ip2 link add wg2 type wireguard
+ip1 link set wg1 netns $netns2
+ip2 link set wg2 netns $netns1
+pp ip netns delete $netns1
+pp ip netns delete $netns2
+pp ip netns add $netns1
+pp ip netns add $netns2
+
+sleep 2 # Wait for cleanup and grace periods
declare -A objects
while read -t 0.1 -r line 2>/dev/null || [[ $? -ne 142 ]]; do
- [[ $line =~ .*(wg[0-9]+:\ [A-Z][a-z]+\ [0-9]+)\ .*(created|destroyed).* ]] || continue
+ [[ $line =~ .*(wg[0-9]+:\ [A-Z][a-z]+\ ?[0-9]*)\ .*(created|destroyed).* ]] || continue
objects["${BASH_REMATCH[1]}"]+="${BASH_REMATCH[2]}"
done < /dev/kmsg
alldeleted=1
diff --git a/tools/testing/selftests/x86/Makefile b/tools/testing/selftests/x86/Makefile
index 5f16821c7f63..d2796ea98c5a 100644
--- a/tools/testing/selftests/x86/Makefile
+++ b/tools/testing/selftests/x86/Makefile
@@ -70,10 +70,10 @@ all_64: $(BINARIES_64)
EXTRA_CLEAN := $(BINARIES_32) $(BINARIES_64)
-$(BINARIES_32): $(OUTPUT)/%_32: %.c
+$(BINARIES_32): $(OUTPUT)/%_32: %.c helpers.h
$(CC) -m32 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl -lm
-$(BINARIES_64): $(OUTPUT)/%_64: %.c
+$(BINARIES_64): $(OUTPUT)/%_64: %.c helpers.h
$(CC) -m64 -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
# x86_64 users should be encouraged to install 32-bit libraries
diff --git a/tools/testing/selftests/x86/helpers.h b/tools/testing/selftests/x86/helpers.h
new file mode 100644
index 000000000000..f5ff2a2615df
--- /dev/null
+++ b/tools/testing/selftests/x86/helpers.h
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0-only
+#ifndef __SELFTESTS_X86_HELPERS_H
+#define __SELFTESTS_X86_HELPERS_H
+
+#include <asm/processor-flags.h>
+
+static inline unsigned long get_eflags(void)
+{
+ unsigned long eflags;
+
+ asm volatile (
+#ifdef __x86_64__
+ "subq $128, %%rsp\n\t"
+ "pushfq\n\t"
+ "popq %0\n\t"
+ "addq $128, %%rsp"
+#else
+ "pushfl\n\t"
+ "popl %0"
+#endif
+ : "=r" (eflags) :: "memory");
+
+ return eflags;
+}
+
+static inline void set_eflags(unsigned long eflags)
+{
+ asm volatile (
+#ifdef __x86_64__
+ "subq $128, %%rsp\n\t"
+ "pushq %0\n\t"
+ "popfq\n\t"
+ "addq $128, %%rsp"
+#else
+ "pushl %0\n\t"
+ "popfl"
+#endif
+ :: "r" (eflags) : "flags", "memory");
+}
+
+#endif /* __SELFTESTS_X86_HELPERS_H */
diff --git a/tools/testing/selftests/x86/single_step_syscall.c b/tools/testing/selftests/x86/single_step_syscall.c
index 1063328e275c..120ac741fe44 100644
--- a/tools/testing/selftests/x86/single_step_syscall.c
+++ b/tools/testing/selftests/x86/single_step_syscall.c
@@ -31,6 +31,8 @@
#include <sys/ptrace.h>
#include <sys/user.h>
+#include "helpers.h"
+
static void sethandler(int sig, void (*handler)(int, siginfo_t *, void *),
int flags)
{
@@ -67,21 +69,6 @@ static unsigned char altstack_data[SIGSTKSZ];
# define INT80_CLOBBERS
#endif
-static unsigned long get_eflags(void)
-{
- unsigned long eflags;
- asm volatile ("pushf" WIDTH "\n\tpop" WIDTH " %0" : "=rm" (eflags));
- return eflags;
-}
-
-static void set_eflags(unsigned long eflags)
-{
- asm volatile ("push" WIDTH " %0\n\tpopf" WIDTH
- : : "rm" (eflags) : "flags");
-}
-
-#define X86_EFLAGS_TF (1UL << 8)
-
static void sigtrap(int sig, siginfo_t *info, void *ctx_void)
{
ucontext_t *ctx = (ucontext_t*)ctx_void;
diff --git a/tools/testing/selftests/x86/syscall_arg_fault.c b/tools/testing/selftests/x86/syscall_arg_fault.c
index bc0ecc2e862e..5b7abebbcbb9 100644
--- a/tools/testing/selftests/x86/syscall_arg_fault.c
+++ b/tools/testing/selftests/x86/syscall_arg_fault.c
@@ -15,30 +15,11 @@
#include <setjmp.h>
#include <errno.h>
-#ifdef __x86_64__
-# define WIDTH "q"
-#else
-# define WIDTH "l"
-#endif
+#include "helpers.h"
/* Our sigaltstack scratch space. */
static unsigned char altstack_data[SIGSTKSZ];
-static unsigned long get_eflags(void)
-{
- unsigned long eflags;
- asm volatile ("pushf" WIDTH "\n\tpop" WIDTH " %0" : "=rm" (eflags));
- return eflags;
-}
-
-static void set_eflags(unsigned long eflags)
-{
- asm volatile ("push" WIDTH " %0\n\tpopf" WIDTH
- : : "rm" (eflags) : "flags");
-}
-
-#define X86_EFLAGS_TF (1UL << 8)
-
static void sethandler(int sig, void (*handler)(int, siginfo_t *, void *),
int flags)
{
diff --git a/tools/testing/selftests/x86/syscall_nt.c b/tools/testing/selftests/x86/syscall_nt.c
index 02309a195041..a108b80dd082 100644
--- a/tools/testing/selftests/x86/syscall_nt.c
+++ b/tools/testing/selftests/x86/syscall_nt.c
@@ -13,29 +13,11 @@
#include <signal.h>
#include <err.h>
#include <sys/syscall.h>
-#include <asm/processor-flags.h>
-#ifdef __x86_64__
-# define WIDTH "q"
-#else
-# define WIDTH "l"
-#endif
+#include "helpers.h"
static unsigned int nerrs;
-static unsigned long get_eflags(void)
-{
- unsigned long eflags;
- asm volatile ("pushf" WIDTH "\n\tpop" WIDTH " %0" : "=rm" (eflags));
- return eflags;
-}
-
-static void set_eflags(unsigned long eflags)
-{
- asm volatile ("push" WIDTH " %0\n\tpopf" WIDTH
- : : "rm" (eflags) : "flags");
-}
-
static void sethandler(int sig, void (*handler)(int, siginfo_t *, void *),
int flags)
{
@@ -59,6 +41,7 @@ static void do_it(unsigned long extraflags)
set_eflags(get_eflags() | extraflags);
syscall(SYS_getpid);
flags = get_eflags();
+ set_eflags(X86_EFLAGS_IF | X86_EFLAGS_FIXED);
if ((flags & extraflags) == extraflags) {
printf("[OK]\tThe syscall worked and flags are still set\n");
} else {
@@ -73,6 +56,12 @@ int main(void)
printf("[RUN]\tSet NT and issue a syscall\n");
do_it(X86_EFLAGS_NT);
+ printf("[RUN]\tSet AC and issue a syscall\n");
+ do_it(X86_EFLAGS_AC);
+
+ printf("[RUN]\tSet NT|AC and issue a syscall\n");
+ do_it(X86_EFLAGS_NT | X86_EFLAGS_AC);
+
/*
* Now try it again with TF set -- TF forces returns via IRET in all
* cases except non-ptregs-using 64-bit full fast path syscalls.
@@ -80,8 +69,28 @@ int main(void)
sethandler(SIGTRAP, sigtrap, 0);
+ printf("[RUN]\tSet TF and issue a syscall\n");
+ do_it(X86_EFLAGS_TF);
+
printf("[RUN]\tSet NT|TF and issue a syscall\n");
do_it(X86_EFLAGS_NT | X86_EFLAGS_TF);
+ printf("[RUN]\tSet AC|TF and issue a syscall\n");
+ do_it(X86_EFLAGS_AC | X86_EFLAGS_TF);
+
+ printf("[RUN]\tSet NT|AC|TF and issue a syscall\n");
+ do_it(X86_EFLAGS_NT | X86_EFLAGS_AC | X86_EFLAGS_TF);
+
+ /*
+ * Now try DF. This is evil and it's plausible that we will crash
+ * glibc, but glibc would have to do something rather surprising
+ * for this to happen.
+ */
+ printf("[RUN]\tSet DF and issue a syscall\n");
+ do_it(X86_EFLAGS_DF);
+
+ printf("[RUN]\tSet TF|DF and issue a syscall\n");
+ do_it(X86_EFLAGS_TF | X86_EFLAGS_DF);
+
return nerrs == 0 ? 0 : 1;
}
diff --git a/tools/testing/selftests/x86/test_vsyscall.c b/tools/testing/selftests/x86/test_vsyscall.c
index a4f4d4cf22c3..c41f24b517f4 100644
--- a/tools/testing/selftests/x86/test_vsyscall.c
+++ b/tools/testing/selftests/x86/test_vsyscall.c
@@ -20,6 +20,8 @@
#include <setjmp.h>
#include <sys/uio.h>
+#include "helpers.h"
+
#ifdef __x86_64__
# define VSYS(x) (x)
#else
@@ -493,21 +495,8 @@ static int test_process_vm_readv(void)
}
#ifdef __x86_64__
-#define X86_EFLAGS_TF (1UL << 8)
static volatile sig_atomic_t num_vsyscall_traps;
-static unsigned long get_eflags(void)
-{
- unsigned long eflags;
- asm volatile ("pushfq\n\tpopq %0" : "=rm" (eflags));
- return eflags;
-}
-
-static void set_eflags(unsigned long eflags)
-{
- asm volatile ("pushq %0\n\tpopfq" : : "rm" (eflags) : "flags");
-}
-
static void sigtrap(int sig, siginfo_t *info, void *ctx_void)
{
ucontext_t *ctx = (ucontext_t *)ctx_void;
diff --git a/tools/testing/selftests/x86/unwind_vdso.c b/tools/testing/selftests/x86/unwind_vdso.c
index 0075ccd65407..4c311e1af4c7 100644
--- a/tools/testing/selftests/x86/unwind_vdso.c
+++ b/tools/testing/selftests/x86/unwind_vdso.c
@@ -11,6 +11,8 @@
#include <features.h>
#include <stdio.h>
+#include "helpers.h"
+
#if defined(__GLIBC__) && __GLIBC__ == 2 && __GLIBC_MINOR__ < 16
int main()
@@ -53,27 +55,6 @@ static void sethandler(int sig, void (*handler)(int, siginfo_t *, void *),
err(1, "sigaction");
}
-#ifdef __x86_64__
-# define WIDTH "q"
-#else
-# define WIDTH "l"
-#endif
-
-static unsigned long get_eflags(void)
-{
- unsigned long eflags;
- asm volatile ("pushf" WIDTH "\n\tpop" WIDTH " %0" : "=rm" (eflags));
- return eflags;
-}
-
-static void set_eflags(unsigned long eflags)
-{
- asm volatile ("push" WIDTH " %0\n\tpopf" WIDTH
- : : "rm" (eflags) : "flags");
-}
-
-#define X86_EFLAGS_TF (1UL << 8)
-
static volatile sig_atomic_t nerrs;
static unsigned long sysinfo;
static bool got_sysinfo = false;