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(parent: 5d17119) | patch
On-disk format definition for group descriptor checksums
authorTheodore Ts'o <tytso@mit.edu>
Sat, 11 Nov 2006 14:41:52 +0000 (09:41 -0500)
committerTheodore Ts'o <tytso@mit.edu>
Sat, 11 Nov 2006 14:41:52 +0000 (09:41 -0500)
commit8815fb8a00f5a441eb62f035353db9e0cca90b38
tree1b37143e543fc0c9841f2b047611924437745e15tree | snapshot
parent5d17119d14fe1276936c85d7986695a4543b1aa1commit | diff
On-disk format definition for group descriptor checksums

- EXT4_FEATURE_RO_COMPAT_GDT_CSUM (0x0010?) - store a crc16 checksum in
  the group descriptor (s_uuid[16] | __u32 group | ext3_group_desc
  (excluding gd_checksum itself)).  This allows the kernel to more safely
  manage UNINIT groups.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
lib/ext2fs/ChangeLog diff | blob | history
lib/ext2fs/ext2_fs.h diff | blob | history
lib/ext2fs/swapfs.c diff | blob | history
Mirror of git://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git