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-rw-r--r--kernel/events/ring_buffer.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index adfdc0536117..1faad2cfdb9e 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -459,6 +459,25 @@ static void rb_free_aux_page(struct ring_buffer *rb, int idx)
__free_page(page);
}
+static void __rb_free_aux(struct ring_buffer *rb)
+{
+ int pg;
+
+ if (rb->aux_priv) {
+ rb->free_aux(rb->aux_priv);
+ rb->free_aux = NULL;
+ rb->aux_priv = NULL;
+ }
+
+ if (rb->aux_nr_pages) {
+ for (pg = 0; pg < rb->aux_nr_pages; pg++)
+ rb_free_aux_page(rb, pg);
+
+ kfree(rb->aux_pages);
+ rb->aux_nr_pages = 0;
+ }
+}
+
int rb_alloc_aux(struct ring_buffer *rb, struct perf_event *event,
pgoff_t pgoff, int nr_pages, long watermark, int flags)
{
@@ -547,30 +566,11 @@ out:
if (!ret)
rb->aux_pgoff = pgoff;
else
- rb_free_aux(rb);
+ __rb_free_aux(rb);
return ret;
}
-static void __rb_free_aux(struct ring_buffer *rb)
-{
- int pg;
-
- if (rb->aux_priv) {
- rb->free_aux(rb->aux_priv);
- rb->free_aux = NULL;
- rb->aux_priv = NULL;
- }
-
- if (rb->aux_nr_pages) {
- for (pg = 0; pg < rb->aux_nr_pages; pg++)
- rb_free_aux_page(rb, pg);
-
- kfree(rb->aux_pages);
- rb->aux_nr_pages = 0;
- }
-}
-
void rb_free_aux(struct ring_buffer *rb)
{
if (atomic_dec_and_test(&rb->aux_refcount))