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| author | Stephane Eranian <eranian@google.com> | 2015-05-14 23:10:00 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-06-07 16:08:31 +0200 |
| commit | 5b68164d6a1fdbe02b30bd777d1f686c6d901f28 (patch) | |
| tree | c478f71bfb2e0dbdce6523dea40c948eb38b22d4 /tools/perf/util/parse-branch-options.c | |
| parent | 7b74cfb2ecb4d56a25c89cdb561e4926db85feb1 (diff) | |
| download | lwn-5b68164d6a1fdbe02b30bd777d1f686c6d901f28.tar.gz lwn-5b68164d6a1fdbe02b30bd777d1f686c6d901f28.zip | |
perf record: Add support for sampling indirect jumps
This patch adds a new branch sampling type support for indirect jumps:
perf record -j ind_jmp .......
It enables analysis of indirect jumps targets. It requires kernel and
possibly hardware support to operate correctly.
Signed-off-by: Stephane Eranian <eranian@google.com>
[ Fixup against: f00898f4e20b (perf tools: Move branch option parsing to own file) ]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: acme@redhat.com
Cc: dsahern@gmail.com
Cc: jolsa@redhat.com
Cc: kan.liang@intel.com
Cc: namhyung@kernel.org
Link: http://lkml.kernel.org/r/1431637800-31061-4-git-send-email-eranian@google.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/util/parse-branch-options.c')
| -rw-r--r-- | tools/perf/util/parse-branch-options.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/parse-branch-options.c b/tools/perf/util/parse-branch-options.c index 9d999436658f..a3b1e13a05c0 100644 --- a/tools/perf/util/parse-branch-options.c +++ b/tools/perf/util/parse-branch-options.c @@ -26,6 +26,7 @@ static const struct branch_mode branch_modes[] = { BRANCH_OPT("in_tx", PERF_SAMPLE_BRANCH_IN_TX), BRANCH_OPT("no_tx", PERF_SAMPLE_BRANCH_NO_TX), BRANCH_OPT("cond", PERF_SAMPLE_BRANCH_COND), + BRANCH_OPT("ind_jmp", PERF_SAMPLE_BRANCH_IND_JUMP), BRANCH_END }; |