blkdev: generalize flags for blkdev_issue_fn functions

The patch just convert all blkdev_issue_xxx function to common
set of flags. Wait/allocation semantics preserved.

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

2 files changed, 4 insertions, 2 deletions

diff --git a/drivers/block/drbd/drbd_int.h b/drivers/block/drbd/drbd_int.h
index e5e86a781820..d6f1ae342b1d 100644
--- a/drivers/block/drbd/drbd_int.h
+++ b/drivers/block/drbd/drbd_int.h
@@ -2251,7 +2251,8 @@ static inline void drbd_md_flush(struct drbd_conf *mdev)
         if (test_bit(MD_NO_BARRIER, &mdev->flags))
                 return;
 
-        r = blkdev_issue_flush(mdev->ldev->md_bdev, NULL);
+        r = blkdev_issue_flush(mdev->ldev->md_bdev, GFP_KERNEL, NULL,
+                        BLKDEV_IFL_WAIT);
         if (r) {
                 set_bit(MD_NO_BARRIER, &mdev->flags);
                 dev_err(DEV, "meta data flush failed with status %d, disabling md-flushes\n", r);
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index ed9f1de24a71..54f56ea8a786 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -945,7 +945,8 @@ static enum finish_epoch drbd_flush_after_epoch(struct drbd_conf *mdev, struct d
         int rv;
 
         if (mdev->write_ordering >= WO_bdev_flush && get_ldev(mdev)) {
-                rv = blkdev_issue_flush(mdev->ldev->backing_bdev, NULL);
+                rv = blkdev_issue_flush(mdev->ldev->backing_bdev, GFP_KERNEL,
+                                        NULL, BLKDEV_IFL_WAIT);
                 if (rv) {
                         dev_err(DEV, "local disk flush failed with status %d\n", rv);
                         /* would rather check on EOPNOTSUPP, but that is not reliable.