ext2: retry block allocation if new blocks are allocated from system zone
authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Mon, 28 Apr 2008 09:16:04 +0000 (02:16 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 28 Apr 2008 15:58:43 +0000 (08:58 -0700)
commit8b91582500ae750db22bd515379616e5e9ad06ab
treea8af9408f1c8136504efbcae8cde5e8eeb4a1089
parent605afd60ef6dde254fc9b8667c5bccebade251c3
ext2: retry block allocation if new blocks are allocated from system zone

If the block allocator gets blocks out of system zone ext2 calls ext2_error.
But if the file system is mounted with errors=continue retry block allocation.
 We need to mark the system zone blocks as in use to make sure retry don't
pick them again

System zone is the block range mapping block bitmap, inode bitmap and inode
table.

[akpm@linux-foundation.org: fix typo in comment]
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: <linux-ext4@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/ext2/balloc.c