linux-ext4 - [PATCH 08/37] mke2fs: set gdt csum when creating packed fs

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Message-ID: <20140501231315.31890.10293.stgit@birch.djwong.org>
Date:	Thu, 01 May 2014 16:13:15 -0700
From:	"Darrick J. Wong" <darrick.wong@...cle.com>
To:	tytso@....edu, darrick.wong@...cle.com
Cc:	linux-ext4@...r.kernel.org
Subject: [PATCH 08/37] mke2fs: set gdt csum when creating packed fs

When we're creating a fs with metadata blocks packed at the beginning
(packed_meta_blocks=1 in mke2fs.conf), set the group descriptor
checksum or else we create DOA filesystems with checksum errors.

Signed-off-by: Darrick J. Wong <darrick.wong@...cle.com>
---
 misc/mke2fs.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/misc/mke2fs.c b/misc/mke2fs.c
index 6507d0d..fd6259d 100644
--- a/misc/mke2fs.c
+++ b/misc/mke2fs.c
@@ -383,6 +383,7 @@ static errcode_t packed_allocate_tables(ext2_filsys fs)
 		ext2fs_block_alloc_stats_range(fs, goal,
 					       fs->inode_blocks_per_group, +1);
 		ext2fs_inode_table_loc_set(fs, i, goal);
+		ext2fs_group_desc_csum_set(fs, i);
 	}
 	return 0;
 }

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