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authorAdrian Hunter <adrian.hunter@intel.com>2015-09-25 16:15:43 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-09-28 16:57:59 -0300
commit051a01b9a2c1c1ef3049973a43d9ed4ddcc946f3 (patch)
tree07ec77d470b1f000f816e9a7c97eedc3649803f8
parentf86225db3aa0e394915af45eea1c3cca6f3e2dba (diff)
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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@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/1443186956-18718-13-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/builtin-inject.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index f62c49b35be0..8638fad8a085 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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