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xfs: factor out a __xfs_btree_check_lblock_hdr helper

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This will allow sharing code with the in-memory block checking helper.

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 12:40:59 -08:00
committed by Darrick J. Wong
parent 5ef819c34f
commit 79e72304dc
1 changed files with 23 additions and 7 deletions
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30
fs/xfs/libxfs/xfs_btree.c
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@@ -94,20 +94,14 @@ xfs_btree_check_agblock_siblings(
return NULL;
}
/*
* Check a long btree block header. Return the address of the failing check,
* or NULL if everything is ok.
*/
static xfs_failaddr_t
__xfs_btree_check_fsblock(
__xfs_btree_check_lblock_hdr(
struct xfs_btree_cur *cur,
struct xfs_btree_block *block,
int level,
struct xfs_buf *bp)
{
struct xfs_mount *mp = cur->bc_mp;
xfs_failaddr_t fa;
xfs_fsblock_t fsb;
if (xfs_has_crc(mp)) {
if (!uuid_equal(&block->bb_u.l.bb_uuid, &mp->m_sb.sb_meta_uuid))
@@ -127,6 +121,28 @@ __xfs_btree_check_fsblock(
cur->bc_ops->get_maxrecs(cur, level))
return __this_address;
return NULL;
}
/*
* Check a long btree block header. Return the address of the failing check,
* or NULL if everything is ok.
*/
static xfs_failaddr_t
__xfs_btree_check_fsblock(
struct xfs_btree_cur *cur,
struct xfs_btree_block *block,
int level,
struct xfs_buf *bp)
{
struct xfs_mount *mp = cur->bc_mp;
xfs_failaddr_t fa;
xfs_fsblock_t fsb;
fa = __xfs_btree_check_lblock_hdr(cur, block, level, bp);
if (fa)
return fa;
/*
* For inode-rooted btrees, the root block sits in the inode fork. In
* that case bp is NULL, and the block must not have any siblings.