[PATCH] reiserfs: make reiserfs default to barrier=flush

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Change the default reiserfs mount option to barrier=flush.  Based on a patch
from Jeff Mahoney in the SuSE tree.

Signed-off-by: Jeff Mahoney <jeffm@xxxxxxxx>
Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Index: linux-2.6/fs/reiserfs/super.c
--- linux-2.6.orig/fs/reiserfs/super.c	2011-07-02 13:57:08.061117424 +0200
+++ linux-2.6/fs/reiserfs/super.c	2011-07-02 13:59:26.197782375 +0200
@@ -1643,6 +1643,7 @@ static int reiserfs_fill_super(struct su
 	/* Set default values for options: non-aggressive tails, RO on errors */
 	REISERFS_SB(s)->s_mount_opt |= (1 << REISERFS_SMALLTAIL);
 	REISERFS_SB(s)->s_mount_opt |= (1 << REISERFS_ERROR_RO);
+	REISERFS_SB(s)->s_mount_opt |= (1 << REISERFS_BARRIER_FLUSH);
 	/* no preallocation minimum, be smart in
 	   reiserfs_file_write instead */
 	REISERFS_SB(s)->s_alloc_options.preallocmin = 0;
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