On 26.03.21 10:53, Liu Xiang wrote:
Since pages have been deflated to a local list,
there is no race between fill and leak.
Signed-off-by: Liu Xiang <liu.xi...@zlingsmart.com>
---
drivers/virtio/virtio_balloon.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 8985fc2ce..7da25b87f 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -303,8 +303,8 @@ static unsigned leak_balloon(struct virtio_balloon *vb,
size_t num)
*/
if (vb->num_pfns != 0)
tell_host(vb, vb->deflate_vq);
- release_pages_balloon(vb, &pages);
mutex_unlock(&vb->balloon_lock);
+ release_pages_balloon(vb, &pages);
return num_freed_pages;
}
I think this should be fine
Reviewed-by: David Hildenbrand <da...@redhat.com>
--
Thanks,
David / dhildenb
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