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Code Issues Releases Wiki Activity

xfs: move and rename xfs_btree_read_bufl

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Despite its name, xfs_btree_read_bufl doesn't contain any btree-related
functionaliy and isn't used by the btree code.  Move it to xfs_bmap.c,
hard code the refval and ops arguments and rename it to
xfs_bmap_read_buf.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
This commit is contained in:
Christoph Hellwig 2024-02-22 12:41:01 -08:00 committed by Darrick J. Wong
parent 6324b00c9e
commit 6a701eb8fb
3 changed files with 25 additions and 51 deletions
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33
fs/xfs/libxfs/xfs_bmap.c
View file

@ -226,6 +226,28 @@ xfs_bmap_forkoff_reset(
}
}
static int
xfs_bmap_read_buf(
struct xfs_mount *mp, /* file system mount point */
struct xfs_trans *tp, /* transaction pointer */
xfs_fsblock_t fsbno, /* file system block number */
struct xfs_buf **bpp) /* buffer for fsbno */
{
struct xfs_buf *bp; /* return value */
int error;
if (!xfs_verify_fsbno(mp, fsbno))
return -EFSCORRUPTED;
error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp,
XFS_FSB_TO_DADDR(mp, fsbno), mp->m_bsize, 0, &bp,
&xfs_bmbt_buf_ops);
if (!error) {
xfs_buf_set_ref(bp, XFS_BMAP_BTREE_REF);
*bpp = bp;
}
return error;
}
#ifdef DEBUG
STATIC struct xfs_buf *
xfs_bmap_get_bp(
@ -365,9 +387,7 @@ xfs_bmap_check_leaf_extents(
bp = xfs_bmap_get_bp(cur, XFS_FSB_TO_DADDR(mp, bno));
if (!bp) {
bp_release = 1;
error = xfs_btree_read_bufl(mp, NULL, bno, &bp,
XFS_BMAP_BTREE_REF,
&xfs_bmbt_buf_ops);
error = xfs_bmap_read_buf(mp, NULL, bno, &bp);
if (xfs_metadata_is_sick(error))
xfs_btree_mark_sick(cur);
if (error)
@ -454,9 +474,7 @@ xfs_bmap_check_leaf_extents(
bp = xfs_bmap_get_bp(cur, XFS_FSB_TO_DADDR(mp, bno));
if (!bp) {
bp_release = 1;
error = xfs_btree_read_bufl(mp, NULL, bno, &bp,
XFS_BMAP_BTREE_REF,
&xfs_bmbt_buf_ops);
error = xfs_bmap_read_buf(mp, NULL, bno, &bp);
if (xfs_metadata_is_sick(error))
xfs_btree_mark_sick(cur);
if (error)
@ -573,8 +591,7 @@ xfs_bmap_btree_to_extents(
return -EFSCORRUPTED;
}
#endif
error = xfs_btree_read_bufl(mp, tp, cbno, &cbp, XFS_BMAP_BTREE_REF,
&xfs_bmbt_buf_ops);
error = xfs_bmap_read_buf(mp, tp, cbno, &cbp);
if (xfs_metadata_is_sick(error))
xfs_btree_mark_sick(cur);
if (error)

30
fs/xfs/libxfs/xfs_btree.c
View file

@ -859,36 +859,6 @@ xfs_btree_offsets(
}
}
/*
* Get a buffer for the block, return it read in.
* Long-form addressing.
*/
int
xfs_btree_read_bufl(
struct xfs_mount *mp, /* file system mount point */
struct xfs_trans *tp, /* transaction pointer */
xfs_fsblock_t fsbno, /* file system block number */
struct xfs_buf **bpp, /* buffer for fsbno */
int refval, /* ref count value for buffer */
const struct xfs_buf_ops *ops)
{
struct xfs_buf *bp; /* return value */
xfs_daddr_t d; /* real disk block address */
int error;
if (!xfs_verify_fsbno(mp, fsbno))
return -EFSCORRUPTED;
d = XFS_FSB_TO_DADDR(mp, fsbno);
error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp, d,
mp->m_bsize, 0, &bp, ops);
if (error)
return error;
if (bp)
xfs_buf_set_ref(bp, refval);
*bpp = bp;
return 0;
}
STATIC int
xfs_btree_readahead_fsblock(
struct xfs_btree_cur *cur,

13
fs/xfs/libxfs/xfs_btree.h
View file

@ -378,19 +378,6 @@ xfs_btree_offsets(
int *first, /* output: first byte offset */
int *last); /* output: last byte offset */
/*
* Get a buffer for the block, return it read in.
* Long-form addressing.
*/
int /* error */
xfs_btree_read_bufl(
struct xfs_mount *mp, /* file system mount point */
struct xfs_trans *tp, /* transaction pointer */
xfs_fsblock_t fsbno, /* file system block number */
struct xfs_buf **bpp, /* buffer for fsbno */
int refval, /* ref count value for buffer */
const struct xfs_buf_ops *ops);
/*
* Initialise a new btree block header
*/