diff options
| author | Peter Zijlstra <[email protected]> | 2012-10-02 13:41:23 +0000 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2012-10-05 11:59:07 +0000 |
| commit | 95cf59ea72331d0093010543b8951bb43f262cac (patch) | |
| tree | 7d0bc786d071b50217040691c4e1ab5a6ff73296 /lib/dma-debug.c | |
| parent | perf: Clarify perf_cpu_context::active_pmu usage by renaming it to ::unique_pmu (diff) | |
| download | kernel-95cf59ea72331d0093010543b8951bb43f262cac.tar.gz kernel-95cf59ea72331d0093010543b8951bb43f262cac.zip | |
perf: Fix perf_cgroup_switch for sw-events
Jiri reported that he could trigger the WARN_ON_ONCE() in
perf_cgroup_switch() using sw-events. This is because sw-events share
a cpuctx with multiple PMUs.
Use the ->unique_pmu pointer to limit the pmu iteration to unique
cpuctx instances.
Reported-and-Tested-by: Jiri Olsa <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'lib/dma-debug.c')
0 files changed, 0 insertions, 0 deletions