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perf intel-pt/bts: Define JITDUMP_USE_ARCH_TIMESTAMP

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For Intel PT / BTS, define the environment variable that selects TSC
timestamps in the jitdump file.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1457426333-30260-1-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2016-03-08 10:38:53 +02:00 committed by Arnaldo Carvalho de Melo
parent 2a28e23049
commit bd0c7a5421
2 changed files with 10 additions and 0 deletions
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5
tools/perf/arch/x86/util/intel-bts.c
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@ -438,6 +438,11 @@ struct auxtrace_record *intel_bts_recording_init(int *err)
if (!intel_bts_pmu)
return NULL;
if (setenv("JITDUMP_USE_ARCH_TIMESTAMP", "1", 1)) {
*err = -errno;
return NULL;
}
btsr = zalloc(sizeof(struct intel_bts_recording));
if (!btsr) {
*err = -ENOMEM;

5
tools/perf/arch/x86/util/intel-pt.c
View file

@ -1027,6 +1027,11 @@ struct auxtrace_record *intel_pt_recording_init(int *err)
if (!intel_pt_pmu)
return NULL;
if (setenv("JITDUMP_USE_ARCH_TIMESTAMP", "1", 1)) {
*err = -errno;
return NULL;
}
ptr = zalloc(sizeof(struct intel_pt_recording));
if (!ptr) {
*err = -ENOMEM;