diff options
| author | Peter Zijlstra <[email protected]> | 2015-02-25 15:56:04 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2015-03-27 09:49:45 +0100 |
| commit | ccd41c86ad4d464d0ed4e48d80759ff85c2115b0 (patch) | |
| tree | b53b1e7507761a9144f900eff6f97cd4bb6d15c5 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/SchedGui.py | |
| parent | 9332d250b4b4f67c633894b311e022e3cf943bd5 (diff) | |
perf: Fix racy group access
While looking at some fuzzer output I noticed that we do not hold any
locks on leader->ctx and therefore the sibling_list iteration is
unsafe.
Acquire the relevant ctx->mutex before calling into the pmu specific
code.
Signed-off-by: Peter Zijlstra (Intel) <[email protected]>
Cc: Vince Weaver <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Sasha Levin <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/SchedGui.py')
0 files changed, 0 insertions, 0 deletions