summaryrefslogtreecommitdiff
path: root/fs/xfs/xfs_iops.c
diff options
context:
space:
mode:
authorDarrick J. Wong <djwong@kernel.org>2022-03-08 21:51:16 +0300
committerDarrick J. Wong <djwong@kernel.org>2022-03-14 20:23:17 +0300
commitdd3b015dd806627c6bcacc24b03f1ca23ca085ff (patch)
tree73f0149cdcd7a3c487d6514f3a875d96a4990703 /fs/xfs/xfs_iops.c
parente014f37db1a2d109afa750042ac4d69cf3e3d88e (diff)
downloadlinux-dd3b015dd806627c6bcacc24b03f1ca23ca085ff.tar.xz
xfs: refactor user/group quota chown in xfs_setattr_nonsize
Combine if tests to reduce the indentation levels of the quota chown calls in xfs_setattr_nonsize. Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/xfs/xfs_iops.c')
-rw-r--r--fs/xfs/xfs_iops.c60
1 files changed, 20 insertions, 40 deletions
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index db97cfede84d..b34e8e4344a8 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -647,10 +647,10 @@ xfs_setattr_nonsize(
int mask = iattr->ia_valid;
xfs_trans_t *tp;
int error;
- kuid_t uid = GLOBAL_ROOT_UID, iuid = GLOBAL_ROOT_UID;
- kgid_t gid = GLOBAL_ROOT_GID, igid = GLOBAL_ROOT_GID;
+ kuid_t uid = GLOBAL_ROOT_UID;
+ kgid_t gid = GLOBAL_ROOT_GID;
struct xfs_dquot *udqp = NULL, *gdqp = NULL;
- struct xfs_dquot *olddquot1 = NULL, *olddquot2 = NULL;
+ struct xfs_dquot *old_udqp = NULL, *old_gdqp = NULL;
ASSERT((mask & ATTR_SIZE) == 0);
@@ -697,42 +697,22 @@ xfs_setattr_nonsize(
goto out_dqrele;
/*
- * Change file ownership. Must be the owner or privileged.
+ * Register quota modifications in the transaction. Must be the owner
+ * or privileged. These IDs could have changed since we last looked at
+ * them. But, we're assured that if the ownership did change while we
+ * didn't have the inode locked, inode's dquot(s) would have changed
+ * also.
*/
- if (mask & (ATTR_UID|ATTR_GID)) {
- /*
- * These IDs could have changed since we last looked at them.
- * But, we're assured that if the ownership did change
- * while we didn't have the inode locked, inode's dquot(s)
- * would have changed also.
- */
- iuid = inode->i_uid;
- igid = inode->i_gid;
- gid = (mask & ATTR_GID) ? iattr->ia_gid : igid;
- uid = (mask & ATTR_UID) ? iattr->ia_uid : iuid;
-
- /*
- * Change the ownerships and register quota modifications
- * in the transaction.
- */
- if (!uid_eq(iuid, uid)) {
- if (XFS_IS_UQUOTA_ON(mp)) {
- ASSERT(mask & ATTR_UID);
- ASSERT(udqp);
- olddquot1 = xfs_qm_vop_chown(tp, ip,
- &ip->i_udquot, udqp);
- }
- }
- if (!gid_eq(igid, gid)) {
- if (XFS_IS_GQUOTA_ON(mp)) {
- ASSERT(xfs_has_pquotino(mp) ||
- !XFS_IS_PQUOTA_ON(mp));
- ASSERT(mask & ATTR_GID);
- ASSERT(gdqp);
- olddquot2 = xfs_qm_vop_chown(tp, ip,
- &ip->i_gdquot, gdqp);
- }
- }
+ if ((mask & ATTR_UID) && XFS_IS_UQUOTA_ON(mp) &&
+ !uid_eq(inode->i_uid, iattr->ia_uid)) {
+ ASSERT(udqp);
+ old_udqp = xfs_qm_vop_chown(tp, ip, &ip->i_udquot, udqp);
+ }
+ if ((mask & ATTR_GID) && XFS_IS_GQUOTA_ON(mp) &&
+ !gid_eq(inode->i_gid, iattr->ia_gid)) {
+ ASSERT(xfs_has_pquotino(mp) || !XFS_IS_PQUOTA_ON(mp));
+ ASSERT(gdqp);
+ old_gdqp = xfs_qm_vop_chown(tp, ip, &ip->i_gdquot, gdqp);
}
setattr_copy(mnt_userns, inode, iattr);
@@ -747,8 +727,8 @@ xfs_setattr_nonsize(
/*
* Release any dquot(s) the inode had kept before chown.
*/
- xfs_qm_dqrele(olddquot1);
- xfs_qm_dqrele(olddquot2);
+ xfs_qm_dqrele(old_udqp);
+ xfs_qm_dqrele(old_gdqp);
xfs_qm_dqrele(udqp);
xfs_qm_dqrele(gdqp);