perf inject: Try chroot directory when reading build-id

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When reading build-id from a DSO, it should consider if it's from a
chroot task.  In that case, the path is different so it needs to prepend
the root directory to access the file correctly.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20220202070828.143303-4-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

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Namhyung Kim 2022-02-01 23:08:27 -08:00 • committed by Arnaldo Carvalho de Melo

parent 67fd189246

commit 75d48c5670

1 changed files with 10 additions and 0 deletions

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tools/perf/builtin-inject.c

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