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perf probe: Add --cache option to cache the probe definitions

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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>
This commit is contained in:
Masami Hiramatsu
2016-06-15 12:28:40 +09:00
committed by Arnaldo Carvalho de Melo
parent dd975497ad
commit 2fd457a345
4 changed files with 15 additions and 0 deletions
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4
tools/perf/Documentation/perf-probe.txt
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@@ -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.