diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2021-01-05 11:57:49 -0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-01-20 14:34:20 -0300 |
| commit | c1de7f3d84ca324c7cda85c3ce27b11741af2124 (patch) | |
| tree | eaee1e049eeffda4febe0edb1ac2c2acc37380ba /tools/perf/Documentation | |
| parent | 06280e3b15fdaa28f02d995c0a74ec46f75db90a (diff) | |
perf record: Add support for PERF_SAMPLE_CODE_PAGE_SIZE
Adds the infrastructure to sample the code address page size.
Introduce a new --code-page-size option for perf record.
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Originally-by: Stephane Eranian <eranian@google.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20210105195752.43489-4-kan.liang@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 0042ff7f6f33..9087b223e324 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -296,6 +296,9 @@ OPTIONS --data-page-size:: Record the sampled data address data page size. +--code-page-size:: + Record the sampled code address (ip) page size + -T:: --timestamp:: Record the sample timestamps. Use it with 'perf report -D' to see the |