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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-05-12 19:01:50 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-05-17 05:11:52 +0300 |
| commit | 3e4de4ec4cfea40994b47a79767610153edbf45b (patch) | |
| tree | a255becfd76282a397dd5eab974f08cf234b1b62 /include/linux/perf_event.h | |
| parent | 3b1fff08038bd0792b1aa1e9703b2dd0512a3fd0 (diff) | |
| download | linux-3e4de4ec4cfea40994b47a79767610153edbf45b.tar.xz | |
perf core: Add perf_callchain_store_context() helper
We need have different helpers to account how many contexts we have in
the sample and for real addresses, so do it now as a prep patch, to
ease review.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-q964tnyuqrxw5gld18vizs3c@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 3803bb1a862b..2024b14cc2b1 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1079,6 +1079,8 @@ extern void put_callchain_buffers(void); extern int sysctl_perf_event_max_stack; +#define perf_callchain_store_context(ctx, context) perf_callchain_store(ctx, context) + static inline int perf_callchain_store(struct perf_callchain_entry_ctx *ctx, u64 ip) { if (ctx->nr < ctx->max_stack) { |