diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2022-08-02 12:10:02 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-08-02 18:02:10 -0300 |
| commit | 447ec4e5fa339b30537d899447e73a103edef6d8 (patch) | |
| tree | 8bc9ecee24e13ec08f0c56077e119dd24b238049 /tools/perf/util/lock-contention.h | |
| parent | 4ee3c4da8b1b9c225bd156a7909980e32f3b3153 (diff) | |
perf lock: Introduce struct lock_contention
The lock_contention struct is to carry related fields together and to
minimize the change when we add new config options.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Blake Jones <blakejones@google.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Waiman Long <longman@redhat.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20220802191004.347740-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/lock-contention.h')
| -rw-r--r-- | tools/perf/util/lock-contention.h | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/tools/perf/util/lock-contention.h b/tools/perf/util/lock-contention.h index 092c84441f9f..a0df5308cca4 100644 --- a/tools/perf/util/lock-contention.h +++ b/tools/perf/util/lock-contention.h @@ -107,18 +107,24 @@ struct evlist; struct machine; struct target; +struct lock_contention { + struct evlist *evlist; + struct target *target; + struct machine *machine; + struct hlist_head *result; +}; + #ifdef HAVE_BPF_SKEL -int lock_contention_prepare(struct evlist *evlist, struct target *target); +int lock_contention_prepare(struct lock_contention *con); int lock_contention_start(void); int lock_contention_stop(void); -int lock_contention_read(struct machine *machine, struct hlist_head *head); +int lock_contention_read(struct lock_contention *con); int lock_contention_finish(void); #else /* !HAVE_BPF_SKEL */ -static inline int lock_contention_prepare(struct evlist *evlist __maybe_unused, - struct target *target __maybe_unused) +static inline int lock_contention_prepare(struct lock_contention *con __maybe_unused) { return 0; } @@ -127,8 +133,7 @@ static inline int lock_contention_start(void) { return 0; } static inline int lock_contention_stop(void) { return 0; } static inline int lock_contention_finish(void) { return 0; } -static inline int lock_contention_read(struct machine *machine __maybe_unused, - struct hlist_head *head __maybe_unused) +static inline int lock_contention_read(struct lock_contention *con __maybe_unused) { return 0; } |