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(parent: 64df546) | patch
btrfs: Add checker for EXTENT_CSUM
authorQu Wenruo <quwenruo.btrfs@gmx.com>
Wed, 23 Aug 2017 07:57:59 +0000 (16:57 +0900)
committerDavid Sterba <dsterba@suse.com>
Mon, 30 Oct 2017 11:27:58 +0000 (12:27 +0100)
commitf499738539141187de5e5e26ac062550c3ae6ad8
treefd84b150029f991937277e62caa519d9da618f25tree | snapshot
parent64df5462849c46a3b06b32c10664ea52e16ebbd0commit | diff
btrfs: Add checker for EXTENT_CSUM

EXTENT_CSUM checker is a relatively easy one, only needs to check:

1) Objectid
   Fixed to BTRFS_EXTENT_CSUM_OBJECTID

2) Key offset alignment
   Must be aligned to sectorsize

3) Item size alignedment
   Must be aligned to csum size

Signed-off-by: Qu Wenruo <quwenruo.btrfs@gmx.com>
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/disk-io.c diff | blob | history
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