fix block device fallout from ->fsync() changes
blkdev_fsync() needs to write pages in pagecache...
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/block_dev.c b/fs/block_dev.c
index f286805..ff77262 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -387,6 +387,10 @@
struct inode *bd_inode = filp->f_mapping->host;
struct block_device *bdev = I_BDEV(bd_inode);
int error;
+
+ error = filemap_write_and_wait_range(filp->f_mapping, start, end);
+ if (error)
+ return error;
/*
* There is no need to serialise calls to blkdev_issue_flush with