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perf intel-pt: Fix error timestamp setting on the decoder error path

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commit 6665b8e483 upstream.

An error timestamp shows the last known timestamp for the queue, but this
is not updated on the error path. Fix by setting it.

Fixes: f4aa081949 ("perf tools: Add Intel PT decoder")
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org # v5.15+
Link: https://lore.kernel.org/r/20211210162303.2288710-8-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
[Adrian: Backport to v5.10]
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Adrian Hunter 2021-12-13 17:45:48 +02:00 • committed by Greg Kroah-Hartman
commit b6a1cbd187
1 changed files with 1 additions and 0 deletions
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1
tools/perf/util/intel-pt.c
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@ -2271,6 +2271,7 @@ static int intel_pt_run_decoder(struct intel_pt_queue *ptq, u64 *timestamp)
ptq->sync_switch = false;
intel_pt_next_tid(pt, ptq);
}
ptq->timestamp = state->est_timestamp;
if (pt->synth_opts.errors) {
err = intel_ptq_synth_error(ptq, state);
if (err)