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| author | Mark Brown <broonie@linaro.org> | 2014-05-22 00:17:27 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-05-22 00:17:27 +0100 |
| commit | bfbc344732badffe94f096f929e4a105b3b92d1f (patch) | |
| tree | f4fc6c06108495bd2c33ecff68c065514e66a8cc /kernel/trace/trace_uprobe.c | |
| parent | c9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff) | |
| parent | c6466950e917890be3050171f6745ccb9d91d35f (diff) | |
Merge tag 'mfd-regulator-v3.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd into regulator-bcm590xxx
Immutable branch between MFD and Regulator due for v3.16 merge-window.
Diffstat (limited to 'kernel/trace/trace_uprobe.c')
| -rw-r--r-- | kernel/trace/trace_uprobe.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c index 930e51462dc8..c082a7441345 100644 --- a/kernel/trace/trace_uprobe.c +++ b/kernel/trace/trace_uprobe.c @@ -732,9 +732,15 @@ static int uprobe_buffer_enable(void) static void uprobe_buffer_disable(void) { + int cpu; + BUG_ON(!mutex_is_locked(&event_mutex)); if (--uprobe_buffer_refcnt == 0) { + for_each_possible_cpu(cpu) + free_page((unsigned long)per_cpu_ptr(uprobe_cpu_buffer, + cpu)->buf); + free_percpu(uprobe_cpu_buffer); uprobe_cpu_buffer = NULL; } |