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authorRafael J. Wysocki <rjw@sisk.pl>2011-08-02 02:17:48 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2011-08-01 21:33:47 -0400
commitda5aa861bea09197e6ae4d7c46618616064891e4 (patch)
treeed121115f16961ed9c3a77c86d943a90cea917e9 /fs/block_dev.c
parentcfe22345ad5ef29e192e157fdc3e17d357e4bc24 (diff)
downloadlinux-da5aa861bea09197e6ae4d7c46618616064891e4.tar.gz
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>
Diffstat (limited to 'fs/block_dev.c')
-rw-r--r--fs/block_dev.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c
index f28680553288..ff77262e887c 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -387,6 +387,10 @@ int blkdev_fsync(struct file *filp, loff_t start, loff_t end, int datasync)
 	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