Files
linux/tools/perf
Adrian Hunter 36e5f70922 perf intel-pt: Fix divide by zero when TSC is not available
commit 076333870c upstream.

When TSC is not available, "timeless" decoding is used but a divide by
zero occurs if perf_time_to_tsc() is called.

Ensure the divisor is not zero.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: stable@vger.kernel.org # v4.9+
Link: https://lkml.kernel.org/n/tip-1i4j0wqoc8vlbkcizqqxpsf4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-05-15 12:06:39 +09:00
..
2023-05-15 11:22:24 +09:00
2016-10-17 11:25:34 -03:00
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2016-08-23 15:37:33 -03:00