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authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2016-06-15 05:28:40 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2016-06-15 19:34:42 +0200
commit2fd457a34525ea3bc609e377b46af759af8a7934 (patch)
tree130c83a2f6937ffa81d00ec661d223cab7a37715 /tools/perf/Documentation/perf-probe.txt
parentperf probe: Introduce perf_cache interfaces (diff)
downloadlinux-2fd457a34525ea3bc609e377b46af759af8a7934.tar.xz
linux-2fd457a34525ea3bc609e377b46af759af8a7934.zip
perf probe: Add --cache option to cache the probe definitions
Add --cache option to cache the probe definitions. This just saves the result of the dwarf analysis to probe cache. Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Cc: Ananth N Mavinakayanahalli <ananth@linux.vnet.ibm.com> Cc: Brendan Gregg <brendan.d.gregg@gmail.com> Cc: Hemant Kumar <hemant@linux.vnet.ibm.com> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20160615032840.31330.44412.stgit@devbox Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-probe.txt')
-rw-r--r--tools/perf/Documentation/perf-probe.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt
index 3a8a9ba2b041..947db6fe512c 100644
--- a/tools/perf/Documentation/perf-probe.txt
+++ b/tools/perf/Documentation/perf-probe.txt
@@ -109,6 +109,10 @@ OPTIONS
Dry run. With this option, --add and --del doesn't execute actual
adding and removal operations.
+--cache::
+ Cache the probes (with --add option). Any events which successfully added
+ are also stored in the cache file.
+
--max-probes=NUM::
Set the maximum number of probe points for an event. Default is 128.