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authorChandra Seetharaman <sekharan@us.ibm.com>2012-01-23 18:31:30 +0100
committerBen Myers <bpm@sgi.com>2012-02-03 17:53:39 +0100
commit36731410834e08c7d15c3980abd6cc4c563c2e87 (patch)
tree22823adcd10572766aa37d98bb7f5c3dcc248189 /fs/xfs/xfs_dquot.h
parentDefine a new function xfs_this_quota_on() (diff)
downloadlinux-36731410834e08c7d15c3980abd6cc4c563c2e87.tar.xz
linux-36731410834e08c7d15c3980abd6cc4c563c2e87.zip
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>
Diffstat (limited to 'fs/xfs/xfs_dquot.h')
-rw-r--r--fs/xfs/xfs_dquot.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h
index 1c48489423e4..48a795b141b6 100644
--- a/fs/xfs/xfs_dquot.h
+++ b/fs/xfs/xfs_dquot.h
@@ -128,6 +128,19 @@ static inline int xfs_this_quota_on(struct xfs_mount *mp, int type)
}
}
+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)