drbd: Do not cleanup resync LRU for the Ahead/Behind SyncSource/SyncTarget transitions
This one should be replaced with moving this cleanup to the
'right' position.
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index c9e7cb7..982d684 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -1485,8 +1485,13 @@
return;
}
- /* In case a previous resync run was aborted by an IO error/detach on the peer. */
- drbd_rs_cancel_all(mdev);
+ if (mdev->state.conn < C_AHEAD) {
+ /* In case a previous resync run was aborted by an IO error/detach on the peer. */
+ drbd_rs_cancel_all(mdev);
+ /* This should be done when we abort the resync. We definitely do not
+ want to have this for connections going back and forth between
+ Ahead/Behind and SyncSource/SyncTarget */
+ }
if (side == C_SYNC_TARGET) {
/* Since application IO was locked out during C_WF_BITMAP_T and