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Diffstat (limited to 'kernel/perf_event.c')
-rw-r--r--kernel/perf_event.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 8e81a9860a0d..17a176f7ef11 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -586,14 +586,6 @@ static void get_ctx(struct perf_event_context *ctx)
WARN_ON(!atomic_inc_not_zero(&ctx->refcount));
}
-static void free_ctx(struct rcu_head *head)
-{
- struct perf_event_context *ctx;
-
- ctx = container_of(head, struct perf_event_context, rcu_head);
- kfree(ctx);
-}
-
static void put_ctx(struct perf_event_context *ctx)
{
if (atomic_dec_and_test(&ctx->refcount)) {
@@ -601,7 +593,7 @@ static void put_ctx(struct perf_event_context *ctx)
put_ctx(ctx->parent_ctx);
if (ctx->task)
put_task_struct(ctx->task);
- call_rcu(&ctx->rcu_head, free_ctx);
+ kfree_rcu(ctx, rcu_head);
}
}