1 /*
2  * Copyright (c) 2000-2003 Silicon Graphics, Inc.
3  * All Rights Reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it would be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write the Free Software Foundation,
16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
17  */
18 #ifndef __XFS_QUOTA_PRIV_H__
19 #define __XFS_QUOTA_PRIV_H__
20 
21 /*
22  * Number of bmaps that we ask from bmapi when doing a quotacheck.
23  * We make this restriction to keep the memory usage to a minimum.
24  */
25 #define XFS_DQITER_MAP_SIZE	10
26 
27 /*
28  * Hash into a bucket in the dquot hash table, based on <mp, id>.
29  */
30 #define XFS_DQ_HASHVAL(mp, id) (((__psunsigned_t)(mp) + \
31 				 (__psunsigned_t)(id)) & \
32 				(xfs_Gqm->qm_dqhashmask - 1))
33 #define XFS_DQ_HASH(mp, id, type)   (type == XFS_DQ_USER ? \
34 				     (xfs_Gqm->qm_usr_dqhtable + \
35 				      XFS_DQ_HASHVAL(mp, id)) : \
36 				     (xfs_Gqm->qm_grp_dqhtable + \
37 				      XFS_DQ_HASHVAL(mp, id)))
38 #define XFS_IS_DQUOT_UNINITIALIZED(dqp) ( \
39 	!dqp->q_core.d_blk_hardlimit && \
40 	!dqp->q_core.d_blk_softlimit && \
41 	!dqp->q_core.d_rtb_hardlimit && \
42 	!dqp->q_core.d_rtb_softlimit && \
43 	!dqp->q_core.d_ino_hardlimit && \
44 	!dqp->q_core.d_ino_softlimit && \
45 	!dqp->q_core.d_bcount && \
46 	!dqp->q_core.d_rtbcount && \
47 	!dqp->q_core.d_icount)
48 
49 #define DQFLAGTO_TYPESTR(d)	(((d)->dq_flags & XFS_DQ_USER) ? "USR" : \
50 				 (((d)->dq_flags & XFS_DQ_GROUP) ? "GRP" : \
51 				 (((d)->dq_flags & XFS_DQ_PROJ) ? "PRJ":"???")))
52 
53 #endif	/* __XFS_QUOTA_PRIV_H__ */
54