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| author | Jiri Olsa <jolsa@kernel.org> | 2018-01-07 17:03:49 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-01-08 12:33:01 -0300 |
| commit | 8cf7e0e22414f5acf85ecb7cd0d4482e6c9696ae (patch) | |
| tree | 1fd72714d9a85843238105fafc6b0439f4f327f1 /kernel/events/callchain.c | |
| parent | 81df978c49379481716aef591de77313c286d747 (diff) | |
| download | linux-stable-8cf7e0e22414f5acf85ecb7cd0d4482e6c9696ae.tar.gz linux-stable-8cf7e0e22414f5acf85ecb7cd0d4482e6c9696ae.tar.bz2 linux-stable-8cf7e0e22414f5acf85ecb7cd0d4482e6c9696ae.zip | |
perf: Make perf_callchain function static
And move it to core.c, because there's no caller of this function other
than the one in core.c
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180107160356.28203-6-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/events/callchain.c')
| -rw-r--r-- | kernel/events/callchain.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/kernel/events/callchain.c b/kernel/events/callchain.c index 1b2be63c8528..772a43fea825 100644 --- a/kernel/events/callchain.c +++ b/kernel/events/callchain.c @@ -179,21 +179,6 @@ put_callchain_entry(int rctx) } struct perf_callchain_entry * -perf_callchain(struct perf_event *event, struct pt_regs *regs) -{ - bool kernel = !event->attr.exclude_callchain_kernel; - bool user = !event->attr.exclude_callchain_user; - /* Disallow cross-task user callchains. */ - bool crosstask = event->ctx->task && event->ctx->task != current; - const u32 max_stack = event->attr.sample_max_stack; - - if (!kernel && !user) - return NULL; - - return get_perf_callchain(regs, 0, kernel, user, max_stack, crosstask, true); -} - -struct perf_callchain_entry * get_perf_callchain(struct pt_regs *regs, u32 init_nr, bool kernel, bool user, u32 max_stack, bool crosstask, bool add_mark) { |