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(parent: c770001) | patch
ext4: calculate and verify superblock checksum
authorDarrick J. Wong <djwong@us.ibm.com>
Sun, 29 Apr 2012 22:29:10 +0000 (18:29 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Sun, 29 Apr 2012 22:29:10 +0000 (18:29 -0400)
commit21d02302bbe02712d8f3b1dd4be6298c6bd44791
treedc735f2f59fa2107e8fed8e3d26f259557e34008tree | snapshot
parentc770001846641760a417af3060d23bcb885bf5c2commit | diff
ext4: calculate and verify superblock checksum

Calculate and verify the superblock checksum.  Since the UUID and
block group number are embedded in each copy of the superblock, we
need only checksum the entire block.  Refactor some of the code to
eliminate open-coding of the checksum update call.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
fs/ext4/ext4.h diff | blob | history
fs/ext4/ext4_jbd2.c diff | blob | history
fs/ext4/ext4_jbd2.h diff | blob | history
fs/ext4/inode.c diff | blob | history
fs/ext4/namei.c diff | blob | history
fs/ext4/resize.c diff | blob | history
fs/ext4/super.c diff | blob | history
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