Commit-ID: 051a01b9a2c1c1ef3049973a43d9ed4ddcc946f3
Gitweb: http://git.kernel.org/tip/051a01b9a2c1c1ef3049973a43d9ed4ddcc946f3
Author: Adrian Hunter <adrian.hunter@xxxxxxxxx>
AuthorDate: Fri, 25 Sep 2015 16:15:43 +0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 28 Sep 2015 16:57:59 -0300
perf inject: Set branch stack feature flag when synthesizing branch stacks
The branch stack feature flag is set by 'perf record' when recording
data that contains branch stacks. Consequently, when 'perf inject'
synthesizes branch stacks, the feature flag should be set also.
Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1443186956-18718-13-git-send-email-adrian.hunter@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-inject.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index f62c49b..8638fad 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -537,9 +537,13 @@ static int __cmd_inject(struct perf_inject *inject)
* The AUX areas have been removed and replaced with
* synthesized hardware events, so clear the feature flag.
*/
- if (inject->itrace_synth_opts.set)
+ if (inject->itrace_synth_opts.set) {
perf_header__clear_feat(&session->header,
HEADER_AUXTRACE);
+ if (inject->itrace_synth_opts.last_branch)
+ perf_header__set_feat(&session->header,
+ HEADER_BRANCH_STACK);
+ }
session->header.data_offset = output_data_offset;
session->header.data_size = inject->bytes_written;
perf_session__write_header(session, session->evlist, fd, true);
--
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