Define a new function xfs_inode_dquot()
Define a new function xfs_inode_dquot() that takes a inode pointer
and a disk quota type and returns the quota pointer for the specified
quota type.
This simplifies the xfs_qm_dqget() error path significantly.
Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ben Myers <bpm@sgi.com>
diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h
index 1c48489..48a795b 100644
--- a/fs/xfs/xfs_dquot.h
+++ b/fs/xfs/xfs_dquot.h
@@ -128,6 +128,19 @@
}
}
+static inline xfs_dquot_t *xfs_inode_dquot(struct xfs_inode *ip, int type)
+{
+ switch (type & XFS_DQ_ALLTYPES) {
+ case XFS_DQ_USER:
+ return ip->i_udquot;
+ case XFS_DQ_GROUP:
+ case XFS_DQ_PROJ:
+ return ip->i_gdquot;
+ default:
+ return NULL;
+ }
+}
+
#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)