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libperf: Add perf_evlist__for_each_evsel() iterator

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Add a perf_evlist__for_each_evsel() macro to iterate perf_evsel objects
in evlist.

Introduce the perf_evlist__next() function to do that without exposing
'struct perf_evlist' internals.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-48-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-07-21 13:24:34 +02:00
committed by Arnaldo Carvalho de Melo
parent 63bd5dfa69
commit 651bf38ce1
3 changed files with 28 additions and 0 deletions
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tools/perf/lib/libperf.map
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@@ -17,6 +17,7 @@ LIBPERF_0.0.1 {
perf_evlist__init;
perf_evlist__add;
perf_evlist__remove;
perf_evlist__next;
local:
*;
};