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path: root/drivers/block/drbd/drbd_main.c
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Diffstat (limited to 'drivers/block/drbd/drbd_main.c')
-rw-r--r--drivers/block/drbd/drbd_main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index d831e85f151..732053de1db 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -3314,7 +3314,9 @@ static void md_sync_timer_fn(unsigned long data)
{
struct drbd_conf *mdev = (struct drbd_conf *) data;
- drbd_queue_work_front(&mdev->tconn->sender_work, &mdev->md_sync_work);
+ /* must not double-queue! */
+ if (list_empty(&mdev->md_sync_work.list))
+ drbd_queue_work_front(&mdev->tconn->sender_work, &mdev->md_sync_work);
}
static int w_md_sync(struct drbd_work *w, int unused)