From: Christoph Hellwig <hch@xxxxxx> Source kernel commit: 79e72304dcba471e5c0dea2f3c67fe1a0558c140 This will allow sharing code with the in-memory block checking helper. Signed-off-by: Christoph Hellwig <hch@xxxxxx> Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx> Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx> --- libxfs/xfs_btree.c | 30 +++++++++++++++++++++++------- 1 file changed, 23 insertions(+), 7 deletions(-) diff --git a/libxfs/xfs_btree.c b/libxfs/xfs_btree.c index e69b88b90..6b1839243 100644 --- a/libxfs/xfs_btree.c +++ b/libxfs/xfs_btree.c @@ -91,20 +91,14 @@ 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)) @@ -124,6 +118,28 @@ __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.