linux-ext4 - [PATCH 12/37] tune2fs: Rewrite inode bitmap checksums

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Message-ID: <20110901003628.1176.26264.stgit@elm3c44.beaverton.ibm.com>
Date:	Wed, 31 Aug 2011 17:36:28 -0700
From:	"Darrick J. Wong" <djwong@...ibm.com>
To:	Andreas Dilger <adilger.kernel@...ger.ca>,
	Theodore Tso <tytso@....edu>,
	"Darrick J. Wong" <djwong@...ibm.com>
Cc:	Sunil Mushran <sunil.mushran@...cle.com>,
	Amir Goldstein <amir73il@...il.com>,
	Andi Kleen <andi@...stfloor.org>,
	Mingming Cao <cmm@...ibm.com>,
	Joel Becker <jlbec@...lplan.org>, linux-ext4@...r.kernel.org,
	Coly Li <colyli@...il.com>
Subject: [PATCH 12/37] tune2fs: Rewrite inode bitmap checksums

When toggling metadata_csum, mark the inode bitmap dirty so that they are
written out with new checksums.

Signed-off-by: Darrick J. Wong <djwong@...ibm.com>
---
 misc/tune2fs.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)


diff --git a/misc/tune2fs.c b/misc/tune2fs.c
index 283ad1d..36a5cb8 100644
--- a/misc/tune2fs.c
+++ b/misc/tune2fs.c
@@ -395,6 +395,9 @@ static void rewrite_metadata_checksums(ext2_filsys fs)
 {
 	fs->flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
 	rewrite_inodes(fs);
+	ext2fs_read_bitmaps(fs);
+	ext2fs_mark_ib_dirty(fs);
+	fs->flags &= ~EXT2_FLAG_SUPER_ONLY;
 	fs->flags &= ~EXT2_FLAG_IGNORE_CSUM_ERRORS;
 }
 

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