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xfs: remove XFS_BUF_TO_AGF

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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 370c782b98
commit 9798f615ad
11 changed files with 68 additions and 72 deletions
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10
fs/xfs/libxfs/xfs_alloc_btree.c
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@@ -36,7 +36,7 @@ xfs_allocbt_set_root(
int inc)
{
struct xfs_buf *agbp = cur->bc_private.a.agbp;
struct xfs_agf *agf = XFS_BUF_TO_AGF(agbp);
struct xfs_agf *agf = agbp->b_addr;
xfs_agnumber_t seqno = be32_to_cpu(agf->agf_seqno);
int btnum = cur->bc_btnum;
struct xfs_perag *pag = xfs_perag_get(cur->bc_mp, seqno);
@@ -87,7 +87,7 @@ xfs_allocbt_free_block(
struct xfs_buf *bp)
{
struct xfs_buf *agbp = cur->bc_private.a.agbp;
struct xfs_agf *agf = XFS_BUF_TO_AGF(agbp);
struct xfs_agf *agf = agbp->b_addr;
xfs_agblock_t bno;
int error;
@@ -113,7 +113,7 @@ xfs_allocbt_update_lastrec(
int ptr,
int reason)
{
struct xfs_agf *agf = XFS_BUF_TO_AGF(cur->bc_private.a.agbp);
struct xfs_agf *agf = cur->bc_private.a.agbp->b_addr;
xfs_agnumber_t seqno = be32_to_cpu(agf->agf_seqno);
struct xfs_perag *pag;
__be32 len;
@@ -226,7 +226,7 @@ xfs_allocbt_init_ptr_from_cur(
struct xfs_btree_cur *cur,
union xfs_btree_ptr *ptr)
{
struct xfs_agf *agf = XFS_BUF_TO_AGF(cur->bc_private.a.agbp);
struct xfs_agf *agf = cur->bc_private.a.agbp->b_addr;
ASSERT(cur->bc_private.a.agno == be32_to_cpu(agf->agf_seqno));
@@ -482,7 +482,7 @@ xfs_allocbt_init_cursor(
xfs_agnumber_t agno, /* allocation group number */
xfs_btnum_t btnum) /* btree identifier */
{
struct xfs_agf *agf = XFS_BUF_TO_AGF(agbp);
struct xfs_agf *agf = agbp->b_addr;
struct xfs_btree_cur *cur;
ASSERT(btnum == XFS_BTNUM_BNO || btnum == XFS_BTNUM_CNT);