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| author |  James Clark <james.clark@arm.com>
| 2023-06-12 12:14:00 +0100 |
|---|---|---|
| committer |  Arnaldo Carvalho de Melo <acme@redhat.com>
| 2023-06-12 18:18:13 -0300 |
| commit | 5414b532611b19671cb10813e5d56e011574d698 (patch) | |
| tree | f49b2638ddde3a1a08546159bbb747e67cb2e939 /tools/perf/util/cs-etm.h | |
| parent | perf cs-etm: Use previous thread for branch sample source IP (diff) | |
| download | linux-5414b532611b19671cb10813e5d56e011574d698.tar.gz linux-5414b532611b19671cb10813e5d56e011574d698.tar.bz2 linux-5414b532611b19671cb10813e5d56e011574d698.zip | |
perf cs-etm: Make PID format accessible from struct cs_etm_auxtrace
To avoid every user of PID format having to use their own static
local variable, cache it on initialisation and change the accessor to
take struct cs_etm_auxtrace.
Reviewed-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: James Clark <james.clark@arm.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.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/20230612111403.100613-4-james.clark@arm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/cs-etm.h')
| -rw-r--r-- | tools/perf/util/cs-etm.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/perf/util/cs-etm.h b/tools/perf/util/cs-etm.h index ecca40787ac9..2f47f4ec5b27 100644 --- a/tools/perf/util/cs-etm.h +++ b/tools/perf/util/cs-etm.h @@ -244,9 +244,15 @@ int cs_etm__process_auxtrace_info(union perf_event *event, struct perf_session *session); struct perf_event_attr *cs_etm_get_default_config(struct perf_pmu *pmu); +enum cs_etm_pid_fmt { + CS_ETM_PIDFMT_NONE, + CS_ETM_PIDFMT_CTXTID, + CS_ETM_PIDFMT_CTXTID2 +}; + #ifdef HAVE_CSTRACE_SUPPORT int cs_etm__get_cpu(u8 trace_chan_id, int *cpu); -int cs_etm__get_pid_fmt(u8 trace_chan_id, u64 *pid_fmt); +enum pid_fmt cs_etm__get_pid_fmt(struct cs_etm_queue *etmq); int cs_etm__etmq_set_tid(struct cs_etm_queue *etmq, pid_t tid, u8 trace_chan_id); bool cs_etm__etmq_is_timeless(struct cs_etm_queue *etmq); |