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-rw-r--r--lib/percpu-refcount.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/percpu-refcount.c b/lib/percpu-refcount.c
index 30e7dd88148b..9f96fa7bc000 100644
--- a/lib/percpu-refcount.c
+++ b/lib/percpu-refcount.c
@@ -322,6 +322,8 @@ EXPORT_SYMBOL_GPL(percpu_ref_switch_to_percpu);
322 * This function normally doesn't block and can be called from any context 322 * This function normally doesn't block and can be called from any context
323 * but it may block if @confirm_kill is specified and @ref is in the 323 * but it may block if @confirm_kill is specified and @ref is in the
324 * process of switching to atomic mode by percpu_ref_switch_to_atomic(). 324 * process of switching to atomic mode by percpu_ref_switch_to_atomic().
325 *
326 * There are no implied RCU grace periods between kill and release.
325 */ 327 */
326void percpu_ref_kill_and_confirm(struct percpu_ref *ref, 328void percpu_ref_kill_and_confirm(struct percpu_ref *ref,
327 percpu_ref_func_t *confirm_kill) 329 percpu_ref_func_t *confirm_kill)