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Subject[tip: perf/urgent] perf script: add -S/--symbols documentation
The following commit has been merged into the perf/urgent branch of tip:

Commit-ID: 628d736d913a490d587941e8f68392f2de17e37a
Gitweb: https://git.kernel.org/tip/628d736d913a490d587941e8f68392f2de17e37a
Author: Ian Rogers <irogers@google.com>
AuthorDate: Thu, 02 Apr 2020 10:41:30 -07:00
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitterDate: Fri, 03 Apr 2020 09:37:56 -03:00

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>
---
tools/perf/Documentation/perf-script.txt | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index 99a9853..963487e 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -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.
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