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Diffstat (limited to 'drivers/block/drbd/drbd_receiver.c')
-rw-r--r--drivers/block/drbd/drbd_receiver.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 42e383513bfc..9f6ed240e075 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1187,8 +1187,16 @@ static void drbd_flush(struct drbd_connection *connection)
kref_get(&device->kref);
rcu_read_unlock();
+ /* Right now, we have only this one synchronous code path
+ * for flushes between request epochs.
+ * We may want to make those asynchronous,
+ * or at least parallelize the flushes to the volume devices.
+ */
+ device->flush_jif = jiffies;
+ set_bit(FLUSH_PENDING, &device->flags);
rv = blkdev_issue_flush(device->ldev->backing_bdev,
GFP_NOIO, NULL);
+ clear_bit(FLUSH_PENDING, &device->flags);
if (rv) {
drbd_info(device, "local disk flush failed with status %d\n", rv);
/* would rather check on EOPNOTSUPP, but that is not reliable.
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