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perf tools: Refactor all_tids to hold nr and the map

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So that later, we can pass the thread_map instance instead of
(thread_num, thread_map) for things like perf_evsel__open and friends,
just like was done with cpu_map.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2011-01-03 17:53:33 -02:00
parent 60d567e2d9
commit 5c98d466e4
5 changed files with 88 additions and 85 deletions
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15
tools/perf/util/thread.h
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@@ -18,11 +18,24 @@ struct thread {
int comm_len;
};
struct thread_map {
int nr;
int map[];
};
struct perf_session;
void thread__delete(struct thread *self);
int find_all_tid(int pid, pid_t ** all_tid);
struct thread_map *thread_map__new_by_pid(pid_t pid);
struct thread_map *thread_map__new_by_tid(pid_t tid);
struct thread_map *thread_map__new(pid_t pid, pid_t tid);
static inline void thread_map__delete(struct thread_map *threads)
{
free(threads);
}
int thread__set_comm(struct thread *self, const char *comm);
int thread__comm_len(struct thread *self);
struct thread *perf_session__findnew(struct perf_session *self, pid_t pid);