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xfs: remove XFS_BUF_TO_AGI

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Just dereference bp->b_addr directly and make the code a little
simpler and more clear.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
This commit is contained in:
Christoph Hellwig
2020-03-10 08:57:29 -07:00
committed by Darrick J. Wong
parent 4b97510859
commit 370c782b98
8 changed files with 33 additions and 35 deletions
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fs/xfs/libxfs/xfs_format.h
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@@ -775,7 +775,6 @@ typedef struct xfs_agi {
/* disk block (xfs_daddr_t) in the AG */
#define XFS_AGI_DADDR(mp) ((xfs_daddr_t)(2 << (mp)->m_sectbb_log))
#define XFS_AGI_BLOCK(mp) XFS_HDR_BLOCK(mp, XFS_AGI_DADDR(mp))
#define XFS_BUF_TO_AGI(bp) ((xfs_agi_t *)((bp)->b_addr))
/*
* The third a.g. block contains the a.g. freelist, an array