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xfs: add helper for verifying checksums on xfs_bufs

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Many/most callers of xfs_verify_cksum() pass bp->b_addr and
BBTOB(bp->b_length) as the first 2 args.  Add a helper
which can just accept the bp and the crc offset, and work
it out on its own, for brevity.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Eric Sandeen
2014-02-27 15:17:27 +11:00
committed by Dave Chinner
parent 533b81c875
commit 5158217058
13 changed files with 24 additions and 26 deletions
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4
fs/xfs/xfs_ialloc.c
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@@ -1571,8 +1571,8 @@ xfs_agi_read_verify(
int agi_ok = 1;
if (xfs_sb_version_hascrc(&mp->m_sb))
agi_ok = xfs_verify_cksum(bp->b_addr, BBTOB(bp->b_length),
XFS_AGI_CRC_OFF);
agi_ok = xfs_buf_verify_cksum(bp, XFS_AGI_CRC_OFF);
agi_ok = agi_ok && xfs_agi_verify(bp);
if (unlikely(XFS_TEST_ERROR(!agi_ok, mp, XFS_ERRTAG_IALLOC_READ_AGI,