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-rw-r--r--kernel/events/core.c2
-rw-r--r--kernel/events/internal.h2
-rw-r--r--kernel/events/ring_buffer.c6
3 files changed, 5 insertions, 5 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 284232edf9be..5aeb4c74fb99 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -5468,7 +5468,7 @@ static void perf_mmap_close(struct vm_area_struct *vma)
/* this has to be the last one */
rb_free_aux(rb);
- WARN_ON_ONCE(atomic_read(&rb->aux_refcount));
+ WARN_ON_ONCE(refcount_read(&rb->aux_refcount));
mutex_unlock(&event->mmap_mutex);
}
diff --git a/kernel/events/internal.h b/kernel/events/internal.h
index 4718de2a04e6..79c47076700a 100644
--- a/kernel/events/internal.h
+++ b/kernel/events/internal.h
@@ -49,7 +49,7 @@ struct ring_buffer {
atomic_t aux_mmap_count;
unsigned long aux_mmap_locked;
void (*free_aux)(void *);
- atomic_t aux_refcount;
+ refcount_t aux_refcount;
void **aux_pages;
void *aux_priv;
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index 0a71d16ca41b..805f0423ee0b 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -357,7 +357,7 @@ void *perf_aux_output_begin(struct perf_output_handle *handle,
if (!atomic_read(&rb->aux_mmap_count))
goto err;
- if (!atomic_inc_not_zero(&rb->aux_refcount))
+ if (!refcount_inc_not_zero(&rb->aux_refcount))
goto err;
/*
@@ -670,7 +670,7 @@ int rb_alloc_aux(struct ring_buffer *rb, struct perf_event *event,
* we keep a refcount here to make sure either of the two can
* reference them safely.
*/
- atomic_set(&rb->aux_refcount, 1);
+ refcount_set(&rb->aux_refcount, 1);
rb->aux_overwrite = overwrite;
rb->aux_watermark = watermark;
@@ -689,7 +689,7 @@ out:
void rb_free_aux(struct ring_buffer *rb)
{
- if (atomic_dec_and_test(&rb->aux_refcount))
+ if (refcount_dec_and_test(&rb->aux_refcount))
__rb_free_aux(rb);
}