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authorMark Brown <broonie@kernel.org>2016-01-05 18:06:29 +0000
committerMark Brown <broonie@kernel.org>2016-01-05 18:06:29 +0000
commitee1e4e3f0d50aebdc6dac2a2cd4ae203ed2a75c1 (patch)
tree3ae1d5d33402f3459a65fe492c97d75c168bb04c /include/linux/perf_event.h
parent55fc205600ff3b529631cfe03b58645e3844bd92 (diff)
parentd8018361b58bb7b9a2a657104e54c33c2ef1439d (diff)
Merge branch 'fix/intel' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel
Diffstat (limited to 'include/linux/perf_event.h')
-rw-r--r--include/linux/perf_event.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index d841d33bcdc9..f9828a48f16a 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -697,9 +697,11 @@ struct perf_cgroup {
* if there is no cgroup event for the current CPU context.
*/
static inline struct perf_cgroup *
-perf_cgroup_from_task(struct task_struct *task)
+perf_cgroup_from_task(struct task_struct *task, struct perf_event_context *ctx)
{
- return container_of(task_css(task, perf_event_cgrp_id),
+ return container_of(task_css_check(task, perf_event_cgrp_id,
+ ctx ? lockdep_is_held(&ctx->lock)
+ : true),
struct perf_cgroup, css);
}
#endif /* CONFIG_CGROUP_PERF */