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-rw-r--r--kernel/events/core.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 0fc34a370ba4..c09767f7db3e 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.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);
}
}
@@ -5331,14 +5323,6 @@ swevent_hlist_deref(struct swevent_htable *swhash)
lockdep_is_held(&swhash->hlist_mutex));
}
-static void swevent_hlist_release_rcu(struct rcu_head *rcu_head)
-{
- struct swevent_hlist *hlist;
-
- hlist = container_of(rcu_head, struct swevent_hlist, rcu_head);
- kfree(hlist);
-}
-
static void swevent_hlist_release(struct swevent_htable *swhash)
{
struct swevent_hlist *hlist = swevent_hlist_deref(swhash);
@@ -5347,7 +5331,7 @@ static void swevent_hlist_release(struct swevent_htable *swhash)
return;
rcu_assign_pointer(swhash->swevent_hlist, NULL);
- call_rcu(&hlist->rcu_head, swevent_hlist_release_rcu);
+ kfree_rcu(hlist, rcu_head);
}
static void swevent_hlist_put_cpu(struct perf_event *event, int cpu)