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authorJames Clark <james.clark@arm.com>2021-08-06 16:41:09 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-09-03 14:18:24 +0300
commita80aea64aa07361a57f2245a0695878f2ae67ee7 (patch)
tree0722787782fad82ba34f267b8e6ab3a28ad8b833 /tools/perf/Makefile.config
parent56c62f52b6f25802a2154243b6dacdc6ff4f75bd (diff)
downloadlinux-a80aea64aa07361a57f2245a0695878f2ae67ee7.tar.xz
perf cs-etm: Show a warning for an unknown magic number
Currently perf reports "Cannot allocate memory" which isn't very helpful for a potentially user facing issue. If we add a new magic number in the future, perf will be able to report unrecognised magic numbers. Reviewed-by: Leo Yan <leo.yan@linaro.org> Signed-off-by: James Clark <james.clark@arm.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: John Garry <john.garry@huawei.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Mike Leach <mike.leach@linaro.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Suzuki Poulouse <suzuki.poulose@arm.com> Cc: Will Deacon <will@kernel.org> Cc: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org Link: https //lore.kernel.org/r/20210806134109.1182235-10-james.clark@arm.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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