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libperf: Introduce perf_evlist_mmap_ops::idx callback

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Add the perf_evlist_mmap_ops::idx callback to be called in
mmap_per_cpu() and mmap_per_thread() with current cpu and thread
indexes.

It's used by current aux code, so perf will use this callback to set the
aux index.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191007125344.14268-16-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-10-07 14:53:23 +02:00
committed by Arnaldo Carvalho de Melo
parent 0b5ea10d4c
commit 1fcbb75cc5
2 changed files with 17 additions and 5 deletions
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4
tools/perf/lib/include/internal/evlist.h
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@@ -27,7 +27,11 @@ struct perf_evlist {
struct perf_mmap *mmap_ovw;
};
typedef void
(*perf_evlist_mmap__cb_idx_t)(struct perf_evlist*, struct perf_mmap_param*, int, bool);
struct perf_evlist_mmap_ops {
perf_evlist_mmap__cb_idx_t idx;
};
int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);