leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

perf intel-pt: Support itrace d+o option to direct debug log to stdout

Browse Source 
It can be useful to see debug output in between normal output.

Add support for AUXTRACE_LOG_FLG_USE_STDOUT to Intel PT.

Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20211027080334.365596-7-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter
2021-10-27 11:03:34 +03:00
committed by Arnaldo Carvalho de Melo
parent 4b2b2c6a7d
commit 624ff63abf
3 changed files with 8 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
tools/perf/util/intel-pt.c
View File

@@ -3736,8 +3736,6 @@ int intel_pt_process_auxtrace_info(union perf_event *event,
if (err)
goto err_free;
intel_pt_log_set_name(INTEL_PT_PMU_NAME);
if (session->itrace_synth_opts->set) {
pt->synth_opts = *session->itrace_synth_opts;
} else {
@@ -3752,6 +3750,9 @@ int intel_pt_process_auxtrace_info(union perf_event *event,
pt->synth_opts.thread_stack = opts->thread_stack;
}
if (!(pt->synth_opts.log_plus_flags & AUXTRACE_LOG_FLG_USE_STDOUT))
intel_pt_log_set_name(INTEL_PT_PMU_NAME);
pt->session = session;
pt->machine = &session->machines.host; /* No kvm support */
pt->auxtrace_type = auxtrace_info->type;