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perf script: add -S/--symbols documentation 

Capture both that this option exists and that symbols can be hexadecimal
addresses.

Signed-off-by: Ian Rogers <irogers@google.com>
Suggested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200402174130.140319-1-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2020-04-02 10:41:30 -07:00 committed by Arnaldo Carvalho de Melo
parent 8ed1faf015
commit 628d736d91
1 changed files with 8 additions and 0 deletions
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8
tools/perf/Documentation/perf-script.txt
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@ -412,6 +412,14 @@ include::itrace.txt[]
--xed::
Run xed disassembler on output. Requires installing the xed disassembler.
-S::
--symbols=symbol[,symbol...]::
Only consider the listed symbols. Symbols are typically a name
but they may also be hexadecimal address.
For example, to select the symbol noploop or the address 0x4007a0:
perf script --symbols=noploop,0x4007a0
--call-trace::
Show call stream for intel_pt traces. The CPUs are interleaved, but
can be filtered with -C.