perf dso: Refactor dso_cache__read()

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Refactor dso_cache__read() to separate populating the cache from copying
data from it.  This is preparation for adding a cache "write" that will
update the data in the cache.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: x86@kernel.org
Link: http://lore.kernel.org/lkml/20191025130000.13032-3-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

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Adrian Hunter 2019-10-25 15:59:56 +03:00 • committed by Arnaldo Carvalho de Melo

parent fd62c1097a

commit 366df72657

1 changed files with 37 additions and 27 deletions

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tools/perf/util/dso.c

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