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authorAdrian Hunter <adrian.hunter@intel.com>2019-06-04 16:00:04 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-06-10 16:20:12 -0300
commit6492e5f013d9975d68528150edadead91e97a78a (patch)
treeaf4522e8666f62f8c280cc6176994d0514abbca5
parente72b52a2cfdea5cb0279b2d63a36d78b8c2134de (diff)
perf intel-pt: Factor out intel_pt_reposition()
Factor out intel_pt_reposition() so it can be reused. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Jin Yao <yao.jin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/20190604130017.31207-7-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/intel-pt-decoder/intel-pt-decoder.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index c06dceb774e9..70bff7bb79f3 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -494,6 +494,14 @@ static inline void intel_pt_update_sample_time(struct intel_pt_decoder *decoder)
decoder->sample_insn_cnt = decoder->timestamp_insn_cnt;
}
+static void intel_pt_reposition(struct intel_pt_decoder *decoder)
+{
+ decoder->ip = 0;
+ decoder->pkt_state = INTEL_PT_STATE_NO_PSB;
+ decoder->timestamp = 0;
+ decoder->have_tma = false;
+}
+
static int intel_pt_get_data(struct intel_pt_decoder *decoder)
{
struct intel_pt_buffer buffer = { .buf = 0, };
@@ -512,11 +520,8 @@ static int intel_pt_get_data(struct intel_pt_decoder *decoder)
return -ENODATA;
}
if (!buffer.consecutive) {
- decoder->ip = 0;
- decoder->pkt_state = INTEL_PT_STATE_NO_PSB;
+ intel_pt_reposition(decoder);
decoder->ref_timestamp = buffer.ref_timestamp;
- decoder->timestamp = 0;
- decoder->have_tma = false;
decoder->state.trace_nr = buffer.trace_nr;
intel_pt_log("Reference timestamp 0x%" PRIx64 "\n",
decoder->ref_timestamp);