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| author | Adrian Hunter <adrian.hunter@intel.com> | 2021-10-27 11:03:30 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-10-27 22:20:08 +0300 |
| commit | b6778fe1bbe486e65439a50226b5c7b70dc11d94 (patch) | |
| tree | 1379000c0922df77acafe3e3996f8bae0b7d1c22 /tools/perf/Documentation | |
| parent | cf14013b6ccce97901fa91eae4934f3fb4380401 (diff) | |
| download | linux-b6778fe1bbe486e65439a50226b5c7b70dc11d94.tar.xz | |
perf auxtrace: Add itrace A option to approximate IPC
Add an option to specify that synthesized IPC can be approximate, rather
than completely accurate.
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20211027080334.365596-3-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/itrace.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt index 2d586fe5e4c5..141449e97bed 100644 --- a/tools/perf/Documentation/itrace.txt +++ b/tools/perf/Documentation/itrace.txt @@ -20,6 +20,7 @@ L synthesize last branch entries on existing event records s skip initial number of events q quicker (less detailed) decoding + A approximate IPC Z prefer to ignore timestamps (so-called "timeless" decoding) The default is all events i.e. the same as --itrace=ibxwpe, |