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authorDarrick J. Wong <darrick.wong@oracle.com>2020-07-16 03:48:31 +0300
committerDarrick J. Wong <darrick.wong@oracle.com>2020-07-29 06:24:14 +0300
commitdbcbc7b90e8a43aa00412bfa601a2d110a29086a (patch)
tree46a20b5b78f52e98d19cf07acc40f83db71d9b72 /fs/xfs
parent8cd4901da56caadc16b4e8d6b434291a8ce31d7c (diff)
downloadlinux-dbcbc7b90e8a43aa00412bfa601a2d110a29086a.tar.xz
xfs: refactor testing if a particular dquot is being enforced
Create a small helper to test if enforcement is enabled for a given incore dquot and replace the open-code logic testing. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/xfs_dquot.h17
-rw-r--r--fs/xfs/xfs_qm_syscalls.c9
-rw-r--r--fs/xfs/xfs_trans_dquot.c4
3 files changed, 20 insertions, 10 deletions
diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h
index 17a21677723f..fcf9bd676615 100644
--- a/fs/xfs/xfs_dquot.h
+++ b/fs/xfs/xfs_dquot.h
@@ -156,6 +156,23 @@ static inline struct xfs_dquot *xfs_inode_dquot(struct xfs_inode *ip, int type)
}
}
+/* Decide if the dquot's limits are actually being enforced. */
+static inline bool
+xfs_dquot_is_enforced(
+ const struct xfs_dquot *dqp)
+{
+ switch (dqp->dq_flags & XFS_DQTYPE_REC_MASK) {
+ case XFS_DQTYPE_USER:
+ return XFS_IS_UQUOTA_ENFORCED(dqp->q_mount);
+ case XFS_DQTYPE_GROUP:
+ return XFS_IS_GQUOTA_ENFORCED(dqp->q_mount);
+ case XFS_DQTYPE_PROJ:
+ return XFS_IS_PQUOTA_ENFORCED(dqp->q_mount);
+ }
+ ASSERT(0);
+ return false;
+}
+
/*
* Check whether a dquot is under low free space conditions. We assume the quota
* is enabled and enforced.
diff --git a/fs/xfs/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c
index 119c3d7d5f51..f7dbc702e4d6 100644
--- a/fs/xfs/xfs_qm_syscalls.c
+++ b/fs/xfs/xfs_qm_syscalls.c
@@ -660,19 +660,14 @@ xfs_qm_scall_getquota_fill_qc(
* gets turned off. No need to confuse the user level code,
* so return zeroes in that case.
*/
- if ((!XFS_IS_UQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_USER) ||
- (!XFS_IS_GQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_GROUP) ||
- (!XFS_IS_PQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_PROJ)) {
+ if (!xfs_dquot_is_enforced(dqp)) {
dst->d_spc_timer = 0;
dst->d_ino_timer = 0;
dst->d_rt_spc_timer = 0;
}
#ifdef DEBUG
- if (((XFS_IS_UQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_USER) ||
- (XFS_IS_GQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_GROUP) ||
- (XFS_IS_PQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_PROJ)) &&
- dqp->q_id != 0) {
+ if (xfs_dquot_is_enforced(dqp) && dqp->q_id != 0) {
if ((dst->d_space > dst->d_spc_softlimit) &&
(dst->d_spc_softlimit > 0)) {
ASSERT(dst->d_spc_timer != 0);
diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
index ea61e279f831..d7d710d25bbd 100644
--- a/fs/xfs/xfs_trans_dquot.c
+++ b/fs/xfs/xfs_trans_dquot.c
@@ -650,9 +650,7 @@ xfs_trans_dqresv(
}
if ((flags & XFS_QMOPT_FORCE_RES) == 0 && dqp->q_id &&
- ((XFS_IS_UQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISUDQ(dqp)) ||
- (XFS_IS_GQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISGDQ(dqp)) ||
- (XFS_IS_PQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISPDQ(dqp)))) {
+ xfs_dquot_is_enforced(dqp)) {
int quota_nl;
bool fatal;