diff options
| -rw-r--r-- | tools/include/linux/compiler-gcc.h | 9 | ||||
| -rw-r--r-- | tools/lib/api/Makefile | 8 | ||||
| -rw-r--r-- | tools/perf/builtin-config.c | 2 | ||||
| -rw-r--r-- | tools/perf/builtin-stat.c | 2 | ||||
| -rw-r--r-- | tools/perf/perf.c | 14 | ||||
| -rw-r--r-- | tools/perf/tests/dwarf-unwind.c | 2 | ||||
| -rw-r--r-- | tools/perf/ui/progress.c | 9 | ||||
| -rw-r--r-- | tools/perf/util/data.c | 13 |
8 files changed, 45 insertions, 14 deletions
diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h index bd39b2090ad1..3723b9f8f964 100644 --- a/tools/include/linux/compiler-gcc.h +++ b/tools/include/linux/compiler-gcc.h @@ -21,11 +21,14 @@ #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) #define noinline __attribute__((noinline)) - +#ifndef __packed #define __packed __attribute__((packed)) - +#endif +#ifndef __noreturn #define __noreturn __attribute__((noreturn)) - +#endif +#ifndef __aligned #define __aligned(x) __attribute__((aligned(x))) +#endif #define __printf(a, b) __attribute__((format(printf, a, b))) #define __scanf(a, b) __attribute__((format(scanf, a, b))) diff --git a/tools/lib/api/Makefile b/tools/lib/api/Makefile index 4563ba7ede6f..1e83e3c07448 100644 --- a/tools/lib/api/Makefile +++ b/tools/lib/api/Makefile @@ -17,13 +17,19 @@ MAKEFLAGS += --no-print-directory LIBFILE = $(OUTPUT)libapi.a CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) -CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC +CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -fPIC +ifeq ($(DEBUG),0) ifeq ($(CC_NO_CLANG), 0) CFLAGS += -O3 else CFLAGS += -O6 endif +endif + +ifeq ($(DEBUG),0) + CFLAGS += -D_FORTIFY_SOURCE +endif # Treat warnings as errors unless directed not to ifneq ($(WERROR),0) diff --git a/tools/perf/builtin-config.c b/tools/perf/builtin-config.c index 3ddcc6e2abeb..a1d82e33282c 100644 --- a/tools/perf/builtin-config.c +++ b/tools/perf/builtin-config.c @@ -59,7 +59,7 @@ static int set_config(struct perf_config_set *set, const char *file_name, fprintf(fp, "[%s]\n", section->name); perf_config_items__for_each_entry(§ion->items, item) { - if (!use_system_config && section->from_system_config) + if (!use_system_config && item->from_system_config) continue; if (item->value) fprintf(fp, "\t%s = %s\n", diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 85e992d9215b..69523ed55894 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -707,7 +707,7 @@ try_again: process_interval(); } } - wait(&status); + waitpid(child_pid, &status, 0); if (workload_exec_errno) { const char *emsg = str_error_r(workload_exec_errno, msg, sizeof(msg)); diff --git a/tools/perf/perf.c b/tools/perf/perf.c index e0279babe0c0..2f19e03c5c40 100644 --- a/tools/perf/perf.c +++ b/tools/perf/perf.c @@ -467,15 +467,21 @@ int main(int argc, const char **argv) * - cannot execute it externally (since it would just do * the same thing over again) * - * So we just directly call the internal command handler, and - * die if that one cannot handle it. + * So we just directly call the internal command handler. If that one + * fails to handle this, then maybe we just run a renamed perf binary + * that contains a dash in its name. To handle this scenario, we just + * fall through and ignore the "xxxx" part of the command string. */ if (strstarts(cmd, "perf-")) { cmd += 5; argv[0] = cmd; handle_internal_command(argc, argv); - fprintf(stderr, "cannot handle %s internally", cmd); - goto out; + /* + * If the command is handled, the above function does not + * return undo changes and fall through in such a case. + */ + cmd -= 5; + argv[0] = cmd; } if (strstarts(cmd, "trace")) { #ifdef HAVE_LIBAUDIT_SUPPORT diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c index 2a7b9b47bbcb..9ba1d216a89f 100644 --- a/tools/perf/tests/dwarf-unwind.c +++ b/tools/perf/tests/dwarf-unwind.c @@ -6,7 +6,7 @@ #include "debug.h" #include "machine.h" #include "event.h" -#include "unwind.h" +#include "../util/unwind.h" #include "perf_regs.h" #include "map.h" #include "thread.h" diff --git a/tools/perf/ui/progress.c b/tools/perf/ui/progress.c index a0f24c7115c5..ae91c8148edf 100644 --- a/tools/perf/ui/progress.c +++ b/tools/perf/ui/progress.c @@ -1,3 +1,4 @@ +#include <linux/kernel.h> #include "../cache.h" #include "progress.h" @@ -14,10 +15,14 @@ struct ui_progress_ops *ui_progress__ops = &null_progress__ops; void ui_progress__update(struct ui_progress *p, u64 adv) { + u64 last = p->curr; + p->curr += adv; if (p->curr >= p->next) { - p->next += p->step; + u64 nr = DIV_ROUND_UP(p->curr - last, p->step); + + p->next += nr * p->step; ui_progress__ops->update(p); } } @@ -25,7 +30,7 @@ void ui_progress__update(struct ui_progress *p, u64 adv) void ui_progress__init(struct ui_progress *p, u64 total, const char *title) { p->curr = 0; - p->next = p->step = total / 16; + p->next = p->step = total / 16 ?: 1; p->total = total; p->title = title; diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c index e84bbc8ec058..263f5a906ba5 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -10,6 +10,16 @@ #include "util.h" #include "debug.h" +#ifndef O_CLOEXEC +#ifdef __sparc__ +#define O_CLOEXEC 0x400000 +#elif defined(__alpha__) || defined(__hppa__) +#define O_CLOEXEC 010000000 +#else +#define O_CLOEXEC 02000000 +#endif +#endif + static bool check_pipe(struct perf_data_file *file) { struct stat st; @@ -96,7 +106,8 @@ static int open_file_write(struct perf_data_file *file) if (check_backup(file)) return -1; - fd = open(file->path, O_CREAT|O_RDWR|O_TRUNC, S_IRUSR|S_IWUSR); + fd = open(file->path, O_CREAT|O_RDWR|O_TRUNC|O_CLOEXEC, + S_IRUSR|S_IWUSR); if (fd < 0) pr_err("failed to open %s : %s\n", file->path, |