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authorChandra Seetharaman <sekharan@us.ibm.com>2012-01-23 17:31:25 +0000
committerBen Myers <bpm@sgi.com>2012-02-03 09:42:53 -0600
commit6967b964c1012231f338445f20f877e680cd4cb8 (patch)
treebbf07cd6220f957eed9dead914f8603548c21fbb
parentb9957308452afcf58e656db834f44df10d7b1662 (diff)
downloadop-kernel-dev-6967b964c1012231f338445f20f877e680cd4cb8.zip
op-kernel-dev-6967b964c1012231f338445f20f877e680cd4cb8.tar.gz
Define a new function xfs_this_quota_on()
Create a new function xfs_this_quota_on() that takes a xfs_mount data structure and a disk quota type and returns true if the specified type of quota is ON in the xfs_mount data structure. Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ben Myers <bpm@sgi.com>
-rw-r--r--fs/xfs/xfs_dquot.c4
-rw-r--r--fs/xfs/xfs_dquot.h17
2 files changed, 15 insertions, 6 deletions
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index b4ff40b..4c8b3d2 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -358,7 +358,7 @@ xfs_qm_dqalloc(
* Return if this type of quotas is turned off while we didn't
* have an inode lock
*/
- if (XFS_IS_THIS_QUOTA_OFF(dqp)) {
+ if (!xfs_this_quota_on(dqp->q_mount, dqp->dq_flags)) {
xfs_iunlock(quotip, XFS_ILOCK_EXCL);
return (ESRCH);
}
@@ -460,7 +460,7 @@ xfs_qm_dqtobp(
dqp->q_fileoffset = (xfs_fileoff_t)id / mp->m_quotainfo->qi_dqperchunk;
xfs_ilock(quotip, XFS_ILOCK_SHARED);
- if (XFS_IS_THIS_QUOTA_OFF(dqp)) {
+ if (!xfs_this_quota_on(dqp->q_mount, dqp->dq_flags)) {
/*
* Return if this type of quotas is turned off while we
* didn't have the quota inode lock.
diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h
index a1d91d8..1c48489 100644
--- a/fs/xfs/xfs_dquot.h
+++ b/fs/xfs/xfs_dquot.h
@@ -115,6 +115,19 @@ static inline void xfs_dqunlock_nonotify(struct xfs_dquot *dqp)
mutex_unlock(&dqp->q_qlock);
}
+static inline int xfs_this_quota_on(struct xfs_mount *mp, int type)
+{
+ switch (type & XFS_DQ_ALLTYPES) {
+ case XFS_DQ_USER:
+ return XFS_IS_UQUOTA_ON(mp);
+ case XFS_DQ_GROUP:
+ case XFS_DQ_PROJ:
+ return XFS_IS_OQUOTA_ON(mp);
+ default:
+ return 0;
+ }
+}
+
#define XFS_DQ_IS_LOCKED(dqp) (mutex_is_locked(&((dqp)->q_qlock)))
#define XFS_DQ_IS_DIRTY(dqp) ((dqp)->dq_flags & XFS_DQ_DIRTY)
#define XFS_QM_ISUDQ(dqp) ((dqp)->dq_flags & XFS_DQ_USER)
@@ -125,10 +138,6 @@ static inline void xfs_dqunlock_nonotify(struct xfs_dquot *dqp)
XFS_DQ_TO_QINF(dqp)->qi_uquotaip : \
XFS_DQ_TO_QINF(dqp)->qi_gquotaip)
-#define XFS_IS_THIS_QUOTA_OFF(d) (! (XFS_QM_ISUDQ(d) ? \
- (XFS_IS_UQUOTA_ON((d)->q_mount)) : \
- (XFS_IS_OQUOTA_ON((d)->q_mount))))
-
extern int xfs_qm_dqread(struct xfs_mount *, xfs_dqid_t, uint,
uint, struct xfs_dquot **);
extern void xfs_qm_dqdestroy(xfs_dquot_t *);
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