Commit-ID: 60f83fa6341dab4aec01cee354ea902771473adb Gitweb: http://git.kernel.org/tip/60f83fa6341dab4aec01cee354ea902771473adb Author: Jin Yao <yao....@linux.intel.com> AuthorDate: Tue, 18 Jul 2017 20:13:11 +0800 Committer: Arnaldo Carvalho de Melo <a...@redhat.com> CommitDate: Tue, 18 Jul 2017 23:14:39 -0300
perf record: Create a new option save_type in --branch-filter The option indicates the kernel to save branch type during sampling. One example: perf record -g --branch-filter any,save_type <command> Signed-off-by: Yao Jin <yao....@linux.intel.com> Acked-by: Jiri Olsa <jo...@kernel.org> Cc: Alexander Shishkin <alexander.shish...@linux.intel.com> Cc: Andi Kleen <a...@linux.intel.com> Cc: Kan Liang <kan.li...@intel.com> Cc: Michael Ellerman <m...@ellerman.id.au> Cc: Peter Zijlstra <pet...@infradead.org> Link: http://lkml.kernel.org/r/1500379995-6449-4-git-send-email-yao....@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/Documentation/perf-record.txt | 1 + tools/perf/util/parse-branch-options.c | 1 + 2 files changed, 2 insertions(+) diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index b0e9e92..9bdea04 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -332,6 +332,7 @@ following filters are defined: - no_tx: only when the target is not in a hardware transaction - abort_tx: only when the target is a hardware transaction abort - cond: conditional branches + - save_type: save branch type during sampling in case binary is not available later + The option requires at least one branch type among any, any_call, any_ret, ind_call, cond. diff --git a/tools/perf/util/parse-branch-options.c b/tools/perf/util/parse-branch-options.c index 38fd115..e71fb5f 100644 --- a/tools/perf/util/parse-branch-options.c +++ b/tools/perf/util/parse-branch-options.c @@ -28,6 +28,7 @@ static const struct branch_mode branch_modes[] = { BRANCH_OPT("cond", PERF_SAMPLE_BRANCH_COND), BRANCH_OPT("ind_jmp", PERF_SAMPLE_BRANCH_IND_JUMP), BRANCH_OPT("call", PERF_SAMPLE_BRANCH_CALL), + BRANCH_OPT("save_type", PERF_SAMPLE_BRANCH_TYPE_SAVE), BRANCH_END };
