linux-ext4 - [PATCH] reiserfs: make reiserfs default to barrier=flush

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Date:	Sat, 16 Jul 2011 16:47:00 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	viro@...iv.linux.org.uk
Cc:	jeffm@...e.com, chris.mason@...cle.com, jack@...e.cz,
	reiserfs-devel@...r.kernel.org, linux-ext4@...r.kernel.org,
	linux-fsdevel@...r.kernel.org
Subject: [PATCH] reiserfs: make reiserfs default to barrier=flush

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@...e.com>
Signed-off-by: Christoph Hellwig <hch@....de>

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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