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libperf: Adopt perf_mmap__read_init() from tools/perf

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Move perf_mmap__read_init() from tools/perf to libperf and export it in
perf/mmap.h header.

And add pr_debug2()/pr_debug3() macros support, because the code is
using them.

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/20191007125344.14268-11-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-10-07 14:53:18 +02:00
committed by Arnaldo Carvalho de Melo
parent 7728fa0cfa
commit 7c4d41824f
23 changed files with 107 additions and 98 deletions
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2
tools/perf/util/evlist.c
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@@ -1809,7 +1809,7 @@ static void *perf_evlist__poll_thread(void *arg)
struct mmap *map = &evlist->mmap[i];
union perf_event *event;
if (perf_mmap__read_init(map))
if (perf_mmap__read_init(&map->core))
continue;
while ((event = perf_mmap__read_event(map)) != NULL) {
struct evsel *evsel = perf_evlist__event2evsel(evlist, event);