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>

1 files changed, 4 insertions, 2 deletions

diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c
index 0d0c3239c1cd..ef3d980e67cb 100644
--- a/fs/ext4/fsync.c
+++ b/fs/ext4/fsync.c
@@ -100,9 +100,11 @@ int ext4_sync_file(struct file *file, struct dentry *dentry, int datasync)
                 if (ext4_should_writeback_data(inode) &&
                     (journal->j_fs_dev != journal->j_dev) &&
                     (journal->j_flags & JBD2_BARRIER))
-                        blkdev_issue_flush(inode->i_sb->s_bdev, NULL);
+                        blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL,
+                                        NULL, BLKDEV_IFL_WAIT);
                 jbd2_log_wait_commit(journal, commit_tid);
         } else if (journal->j_flags & JBD2_BARRIER)
-                blkdev_issue_flush(inode->i_sb->s_bdev, NULL);
+                blkdev_issue_flush(inode->i_sb->s_bdev, GFP_KERNEL, NULL,
+                        BLKDEV_IFL_WAIT);
         return ret;
 }