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| author |   Adrian Hunter <adrian.hunter@intel.com> | 2018-06-07 14:30:02 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-06-25 11:59:36 -0300 |
| commit | 621a5a327c1e36ffd7bb567f44a559f64f76358f (patch) | |
| tree | 87f9171f351ab824abaaa9baef709b617c2363d0 /tools/perf | |
| parent | perf tests: Add valid callback for parse-events test (diff) | |
| download | linux-dev-621a5a327c1e36ffd7bb567f44a559f64f76358f.tar.xz linux-dev-621a5a327c1e36ffd7bb567f44a559f64f76358f.zip | |
perf intel-pt: Fix packet decoding of CYC packets
Use a 64-bit type so that the cycle count is not limited to 32-bits.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/1528371002-8862-1-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c index ba4c9dd18643..d426761a549d 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c @@ -366,7 +366,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf, if (len < offs) return INTEL_PT_NEED_MORE_BYTES; byte = buf[offs++]; - payload |= (byte >> 1) << shift; + payload |= ((uint64_t)byte >> 1) << shift; } packet->type = INTEL_PT_CYC; |