releases/3.0.1/ecryptfs-make-inode-bdi-consistent-with-superblock-bdi.patch

From 985ca0e626e195ea08a1a82b8dbeb6719747429a Mon Sep 17 00:00:00 2001
From: Thieu Le <thieule@chromium.org>
Date: Tue, 26 Jul 2011 16:15:10 -0700
Subject: ecryptfs: Make inode bdi consistent with superblock bdi

From: Thieu Le <thieule@chromium.org>

commit 985ca0e626e195ea08a1a82b8dbeb6719747429a upstream.

Make the inode mapping bdi consistent with the superblock bdi so that
dirty pages are flushed properly.

Signed-off-by: Thieu Le <thieule@chromium.org>
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 fs/ecryptfs/inode.c |    1 +
 1 file changed, 1 insertion(+)

--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -69,6 +69,7 @@ static int ecryptfs_inode_set(struct ino
 	inode->i_ino = lower_inode->i_ino;
 	inode->i_version++;
 	inode->i_mapping->a_ops = &ecryptfs_aops;
+	inode->i_mapping->backing_dev_info = inode->i_sb->s_bdi;
 
 	if (S_ISLNK(inode->i_mode))
 		inode->i_op = &ecryptfs_symlink_iops;