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xfs: Add parent pointers to xfs_cross_rename

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Cross renames are handled separately from standard renames, and
need different handling to update the parent attributes correctly.

Signed-off-by: Allison Henderson <allison.henderson@oracle.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Allison Henderson 2024-04-22 09:47:51 -07:00 committed by Darrick J. Wong
parent 5a8338c882
commit 1c12949e50
1 changed files with 25 additions and 8 deletions
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33
fs/xfs/xfs_inode.c
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@ -2972,15 +2972,17 @@ xfs_cross_rename(
struct xfs_inode *dp1,
struct xfs_name *name1,
struct xfs_inode *ip1,
struct xfs_parent_args *ip1_ppargs,
struct xfs_inode *dp2,
struct xfs_name *name2,
struct xfs_inode *ip2,
struct xfs_parent_args *ip2_ppargs,
int spaceres)
{
int error = 0;
int ip1_flags = 0;
int ip2_flags = 0;
int dp2_flags = 0;
int error = 0;
int ip1_flags = 0;
int ip2_flags = 0;
int dp2_flags = 0;
/* Swap inode number for dirent in first parent */
error = xfs_dir_replace(tp, dp1, name1, ip2->i_ino, spaceres);
@ -3049,6 +3051,21 @@ xfs_cross_rename(
}
}
/* Schedule parent pointer replacements */
if (ip1_ppargs) {
error = xfs_parent_replacename(tp, ip1_ppargs, dp1, name1, dp2,
name2, ip1);
if (error)
goto out_trans_abort;
}
if (ip2_ppargs) {
error = xfs_parent_replacename(tp, ip2_ppargs, dp2, name2, dp1,
name1, ip2);
if (error)
goto out_trans_abort;
}
if (ip1_flags) {
xfs_trans_ichgtime(tp, ip1, ip1_flags);
xfs_trans_log_inode(tp, ip1, XFS_ILOG_CORE);
@ -3265,10 +3282,10 @@ xfs_rename(
/* RENAME_EXCHANGE is unique from here on. */
if (flags & RENAME_EXCHANGE) {
error = xfs_cross_rename(tp, src_dp, src_name, src_ip,
target_dp, target_name, target_ip,
spaceres);
xfs_iunlock_rename(inodes, num_inodes);
return error;
src_ppargs, target_dp, target_name, target_ip,
tgt_ppargs, spaceres);
nospace_error = 0;
goto out_unlock;
}
/*