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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-04-28 12:30:53 -0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-05-16 23:11:50 -0300 |
commit | cfbcf468454ab4b20f0b4b62da51920b99fdb19e (patch) | |
tree | 08b7caa605bd1ef1babb8f58cb0771bc20e518c4 /arch/s390/kernel/perf_event.c | |
parent | a831100aeefbe6d9f3e47a3e2712f82c042f1f5c (diff) | |
download | linux-stable-cfbcf468454ab4b20f0b4b62da51920b99fdb19e.tar.gz linux-stable-cfbcf468454ab4b20f0b4b62da51920b99fdb19e.tar.bz2 linux-stable-cfbcf468454ab4b20f0b4b62da51920b99fdb19e.zip |
perf core: Pass max stack as a perf_callchain_entry context
This makes perf_callchain_{user,kernel}() receive the max stack
as context for the perf_callchain_entry, instead of accessing
the global sysctl_perf_event_max_stack.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Brendan Gregg <brendan.d.gregg@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: He Kuang <hekuang@huawei.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: Wang Nan <wangnan0@huawei.com>
Cc: Zefan Li <lizefan@huawei.com>
Link: http://lkml.kernel.org/n/tip-kolmn1yo40p7jhswxwrc7rrd@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/s390/kernel/perf_event.c')
-rw-r--r-- | arch/s390/kernel/perf_event.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/perf_event.c b/arch/s390/kernel/perf_event.c index c3e4099b60a5..87035fa58bbe 100644 --- a/arch/s390/kernel/perf_event.c +++ b/arch/s390/kernel/perf_event.c @@ -224,13 +224,13 @@ arch_initcall(service_level_perf_register); static int __perf_callchain_kernel(void *data, unsigned long address) { - struct perf_callchain_entry *entry = data; + struct perf_callchain_entry_ctx *entry = data; perf_callchain_store(entry, address); return 0; } -void perf_callchain_kernel(struct perf_callchain_entry *entry, +void perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs) { if (user_mode(regs)) |