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author | German Gomez <german.gomez@arm.com> | 2023-01-20 14:36:59 +0000 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-01-22 18:17:44 -0300 |
commit | 2e2f7ceecc19fcac31bc194485e96a3b67b7d65e (patch) | |
tree | f888b5ea2ed36fb545ca7d82cb558f16f719b14b /tools/perf/util/cs-etm.c | |
parent | 326163c552c4fb67bb7503f8e8b5778327fc97bf (diff) | |
download | lwn-2e2f7ceecc19fcac31bc194485e96a3b67b7d65e.tar.gz lwn-2e2f7ceecc19fcac31bc194485e96a3b67b7d65e.zip |
perf cs_etm: Record ts_source in AUXTRACE_INFO for ETMv4 and ETE
Read the value of ts_source exposed by the driver and store it in the
ETMv4 and ETE header. If the interface doesn't exist (such as in older
Kernels), defaults to a safe value of -1.
Signed-off-by: German Gomez <german.gomez@arm.com>
Acked-by: Suzuki Poulouse <suzuki.poulose@arm.com>
Tested-by: Tanmay Jagdale <tanmay@marvell.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Bharat Bhushan <bbhushan2@marvell.com>
Cc: George Cherian <gcherian@marvell.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Linu Cherian <lcherian@marvell.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: Peter Zijlstra <peterz@infradead.org>
Cc: Sunil Kovvuri Goutham <sgoutham@marvell.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/20230120143702.4035046-7-james.clark@arm.com
Signed-off-by: James Clark <james.clark@arm.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/cs-etm.c')
0 files changed, 0 insertions, 0 deletions