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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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6
fs/xfs/libxfs/xfs_ag.c
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@@ -312,7 +312,7 @@ xfs_agiblock_init(
struct xfs_buf *bp,
struct aghdr_init_data *id)
{
struct xfs_agi *agi = XFS_BUF_TO_AGI(bp);
struct xfs_agi *agi = bp->b_addr;
int bucket;
agi->agi_magicnum = cpu_to_be32(XFS_AGI_MAGIC);
@@ -502,7 +502,7 @@ xfs_ag_extend_space(
if (error)
return error;
agi = XFS_BUF_TO_AGI(bp);
agi = bp->b_addr;
be32_add_cpu(&agi->agi_length, len);
ASSERT(id->agno == mp->m_sb.sb_agcount - 1 ||
be32_to_cpu(agi->agi_length) == mp->m_sb.sb_agblocks);
@@ -569,7 +569,7 @@ xfs_ag_get_geometry(
memset(ageo, 0, sizeof(*ageo));
ageo->ag_number = agno;
agi = XFS_BUF_TO_AGI(agi_bp);
agi = agi_bp->b_addr;
ageo->ag_icount = be32_to_cpu(agi->agi_count);
ageo->ag_ifree = be32_to_cpu(agi->agi_freecount);