blob: 32cb79752d5d57a5306069269fc4acf051998cb7 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Tim Shimmin4cd4a032005-09-05 08:24:10 +10002 * Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved.
Linus Torvalds1da177e2005-04-16 15:20:36 -07003 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of version 2 of the GNU General Public License as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it would be useful, but
9 * WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
11 *
12 * Further, this software is distributed without any warranty that it is
13 * free of the rightful claim of any third person regarding infringement
14 * or the like. Any license provided herein, whether implied or
15 * otherwise, applies only to this software file. Patent licenses, if
16 * any, provided herein do not apply to combinations of this program with
17 * other software, or any other product whatsoever.
18 *
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, write the Free Software Foundation, Inc., 59
21 * Temple Place - Suite 330, Boston MA 02111-1307, USA.
22 *
23 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
24 * Mountain View, CA 94043, or:
25 *
26 * http://www.sgi.com
27 *
28 * For further information regarding this notice, see:
29 *
30 * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
31 */
32#ifndef __XFS_QUOTA_H__
33#define __XFS_QUOTA_H__
34
35/*
36 * The ondisk form of a dquot structure.
37 */
38#define XFS_DQUOT_MAGIC 0x4451 /* 'DQ' */
39#define XFS_DQUOT_VERSION (u_int8_t)0x01 /* latest version number */
40
41/*
42 * uid_t and gid_t are hard-coded to 32 bits in the inode.
43 * Hence, an 'id' in a dquot is 32 bits..
44 */
45typedef __int32_t xfs_dqid_t;
46
47/*
48 * Eventhough users may not have quota limits occupying all 64-bits,
49 * they may need 64-bit accounting. Hence, 64-bit quota-counters,
50 * and quota-limits. This is a waste in the common case, but hey ...
51 */
52typedef __uint64_t xfs_qcnt_t;
53typedef __uint16_t xfs_qwarncnt_t;
54
55/*
56 * This is the main portion of the on-disk representation of quota
57 * information for a user. This is the q_core of the xfs_dquot_t that
58 * is kept in kernel memory. We pad this with some more expansion room
59 * to construct the on disk structure.
60 */
61typedef struct xfs_disk_dquot {
62/*16*/ u_int16_t d_magic; /* dquot magic = XFS_DQUOT_MAGIC */
63/*8 */ u_int8_t d_version; /* dquot version */
64/*8 */ u_int8_t d_flags; /* XFS_DQ_USER/PROJ/GROUP */
65/*32*/ xfs_dqid_t d_id; /* user,project,group id */
66/*64*/ xfs_qcnt_t d_blk_hardlimit;/* absolute limit on disk blks */
67/*64*/ xfs_qcnt_t d_blk_softlimit;/* preferred limit on disk blks */
68/*64*/ xfs_qcnt_t d_ino_hardlimit;/* maximum # allocated inodes */
69/*64*/ xfs_qcnt_t d_ino_softlimit;/* preferred inode limit */
70/*64*/ xfs_qcnt_t d_bcount; /* disk blocks owned by the user */
71/*64*/ xfs_qcnt_t d_icount; /* inodes owned by the user */
72/*32*/ __int32_t d_itimer; /* zero if within inode limits if not,
73 this is when we refuse service */
74/*32*/ __int32_t d_btimer; /* similar to above; for disk blocks */
75/*16*/ xfs_qwarncnt_t d_iwarns; /* warnings issued wrt num inodes */
76/*16*/ xfs_qwarncnt_t d_bwarns; /* warnings issued wrt disk blocks */
77/*32*/ __int32_t d_pad0; /* 64 bit align */
78/*64*/ xfs_qcnt_t d_rtb_hardlimit;/* absolute limit on realtime blks */
79/*64*/ xfs_qcnt_t d_rtb_softlimit;/* preferred limit on RT disk blks */
80/*64*/ xfs_qcnt_t d_rtbcount; /* realtime blocks owned */
81/*32*/ __int32_t d_rtbtimer; /* similar to above; for RT disk blocks */
82/*16*/ xfs_qwarncnt_t d_rtbwarns; /* warnings issued wrt RT disk blocks */
83/*16*/ __uint16_t d_pad;
84} xfs_disk_dquot_t;
85
86/*
87 * This is what goes on disk. This is separated from the xfs_disk_dquot because
88 * carrying the unnecessary padding would be a waste of memory.
89 */
90typedef struct xfs_dqblk {
91 xfs_disk_dquot_t dd_diskdq; /* portion that lives incore as well */
92 char dd_fill[32]; /* filling for posterity */
93} xfs_dqblk_t;
94
95/*
96 * flags for q_flags field in the dquot.
97 */
98#define XFS_DQ_USER 0x0001 /* a user quota */
Nathan Scottc8ad20f2005-06-21 15:38:48 +100099#define XFS_DQ_PROJ 0x0002 /* project quota */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100#define XFS_DQ_GROUP 0x0004 /* a group quota */
101#define XFS_DQ_FLOCKED 0x0008 /* flush lock taken */
102#define XFS_DQ_DIRTY 0x0010 /* dquot is dirty */
103#define XFS_DQ_WANT 0x0020 /* for lookup/reclaim race */
104#define XFS_DQ_INACTIVE 0x0040 /* dq off mplist & hashlist */
105#define XFS_DQ_MARKER 0x0080 /* sentinel */
106
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000107#define XFS_DQ_ALLTYPES (XFS_DQ_USER|XFS_DQ_PROJ|XFS_DQ_GROUP)
108
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109/*
110 * In the worst case, when both user and group quotas are on,
111 * we can have a max of three dquots changing in a single transaction.
112 */
113#define XFS_DQUOT_LOGRES(mp) (sizeof(xfs_disk_dquot_t) * 3)
114
115
116/*
117 * These are the structures used to lay out dquots and quotaoff
118 * records on the log. Quite similar to those of inodes.
119 */
120
121/*
122 * log format struct for dquots.
123 * The first two fields must be the type and size fitting into
124 * 32 bits : log_recovery code assumes that.
125 */
126typedef struct xfs_dq_logformat {
127 __uint16_t qlf_type; /* dquot log item type */
128 __uint16_t qlf_size; /* size of this item */
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000129 xfs_dqid_t qlf_id; /* usr/grp/proj id : 32 bits */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130 __int64_t qlf_blkno; /* blkno of dquot buffer */
131 __int32_t qlf_len; /* len of dquot buffer */
132 __uint32_t qlf_boffset; /* off of dquot in buffer */
133} xfs_dq_logformat_t;
134
135/*
136 * log format struct for QUOTAOFF records.
137 * The first two fields must be the type and size fitting into
138 * 32 bits : log_recovery code assumes that.
139 * We write two LI_QUOTAOFF logitems per quotaoff, the last one keeps a pointer
140 * to the first and ensures that the first logitem is taken out of the AIL
141 * only when the last one is securely committed.
142 */
143typedef struct xfs_qoff_logformat {
144 unsigned short qf_type; /* quotaoff log item type */
145 unsigned short qf_size; /* size of this item */
146 unsigned int qf_flags; /* USR and/or GRP */
147 char qf_pad[12]; /* padding for future */
148} xfs_qoff_logformat_t;
149
150
151/*
152 * Disk quotas status in m_qflags, and also sb_qflags. 16 bits.
153 */
154#define XFS_UQUOTA_ACCT 0x0001 /* user quota accounting ON */
155#define XFS_UQUOTA_ENFD 0x0002 /* user quota limits enforced */
156#define XFS_UQUOTA_CHKD 0x0004 /* quotacheck run on usr quotas */
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000157#define XFS_PQUOTA_ACCT 0x0008 /* project quota accounting ON */
158#define XFS_OQUOTA_ENFD 0x0010 /* other (grp/prj) quota limits enforced */
159#define XFS_OQUOTA_CHKD 0x0020 /* quotacheck run on other (grp/prj) quotas */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160#define XFS_GQUOTA_ACCT 0x0040 /* group quota accounting ON */
161
162/*
Tim Shimmin4cd4a032005-09-05 08:24:10 +1000163 * Quota Accounting/Enforcement flags
164 */
165#define XFS_ALL_QUOTA_ACCT \
166 (XFS_UQUOTA_ACCT | XFS_GQUOTA_ACCT | XFS_PQUOTA_ACCT)
167#define XFS_ALL_QUOTA_ENFD (XFS_UQUOTA_ENFD | XFS_OQUOTA_ENFD)
168#define XFS_ALL_QUOTA_CHKD (XFS_UQUOTA_CHKD | XFS_OQUOTA_CHKD)
169
170#define XFS_IS_QUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_ALL_QUOTA_ACCT)
171#define XFS_IS_QUOTA_ENFORCED(mp) ((mp)->m_qflags & XFS_ALL_QUOTA_ENFD)
172#define XFS_IS_UQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_UQUOTA_ACCT)
173#define XFS_IS_PQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_PQUOTA_ACCT)
174#define XFS_IS_GQUOTA_RUNNING(mp) ((mp)->m_qflags & XFS_GQUOTA_ACCT)
175
176/*
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177 * Incore only flags for quotaoff - these bits get cleared when quota(s)
178 * are in the process of getting turned off. These flags are in m_qflags but
179 * never in sb_qflags.
180 */
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000181#define XFS_UQUOTA_ACTIVE 0x0100 /* uquotas are being turned off */
182#define XFS_PQUOTA_ACTIVE 0x0200 /* pquotas are being turned off */
183#define XFS_GQUOTA_ACTIVE 0x0400 /* gquotas are being turned off */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184
185/*
186 * Checking XFS_IS_*QUOTA_ON() while holding any inode lock guarantees
187 * quota will be not be switched off as long as that inode lock is held.
188 */
189#define XFS_IS_QUOTA_ON(mp) ((mp)->m_qflags & (XFS_UQUOTA_ACTIVE | \
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000190 XFS_GQUOTA_ACTIVE | \
191 XFS_PQUOTA_ACTIVE))
192#define XFS_IS_OQUOTA_ON(mp) ((mp)->m_qflags & (XFS_GQUOTA_ACTIVE | \
193 XFS_PQUOTA_ACTIVE))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194#define XFS_IS_UQUOTA_ON(mp) ((mp)->m_qflags & XFS_UQUOTA_ACTIVE)
195#define XFS_IS_GQUOTA_ON(mp) ((mp)->m_qflags & XFS_GQUOTA_ACTIVE)
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000196#define XFS_IS_PQUOTA_ON(mp) ((mp)->m_qflags & XFS_PQUOTA_ACTIVE)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197
198/*
199 * Flags to tell various functions what to do. Not all of these are meaningful
200 * to a single function. None of these XFS_QMOPT_* flags are meant to have
201 * persistent values (ie. their values can and will change between versions)
202 */
203#define XFS_QMOPT_DQLOCK 0x0000001 /* dqlock */
204#define XFS_QMOPT_DQALLOC 0x0000002 /* alloc dquot ondisk if needed */
205#define XFS_QMOPT_UQUOTA 0x0000004 /* user dquot requested */
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000206#define XFS_QMOPT_PQUOTA 0x0000008 /* project dquot requested */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700207#define XFS_QMOPT_FORCE_RES 0x0000010 /* ignore quota limits */
208#define XFS_QMOPT_DQSUSER 0x0000020 /* don't cache super users dquot */
209#define XFS_QMOPT_SBVERSION 0x0000040 /* change superblock version num */
210#define XFS_QMOPT_QUOTAOFF 0x0000080 /* quotas are being turned off */
211#define XFS_QMOPT_UMOUNTING 0x0000100 /* filesys is being unmounted */
212#define XFS_QMOPT_DOLOG 0x0000200 /* log buf changes (in quotacheck) */
213#define XFS_QMOPT_DOWARN 0x0000400 /* increase warning cnt if necessary */
214#define XFS_QMOPT_ILOCKED 0x0000800 /* inode is already locked (excl) */
215#define XFS_QMOPT_DQREPAIR 0x0001000 /* repair dquot, if damaged. */
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000216#define XFS_QMOPT_GQUOTA 0x0002000 /* group dquot requested */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217
218/*
219 * flags to xfs_trans_mod_dquot to indicate which field needs to be
220 * modified.
221 */
222#define XFS_QMOPT_RES_REGBLKS 0x0010000
223#define XFS_QMOPT_RES_RTBLKS 0x0020000
224#define XFS_QMOPT_BCOUNT 0x0040000
225#define XFS_QMOPT_ICOUNT 0x0080000
226#define XFS_QMOPT_RTBCOUNT 0x0100000
227#define XFS_QMOPT_DELBCOUNT 0x0200000
228#define XFS_QMOPT_DELRTBCOUNT 0x0400000
229#define XFS_QMOPT_RES_INOS 0x0800000
230
231/*
232 * flags for dqflush and dqflush_all.
233 */
234#define XFS_QMOPT_SYNC 0x1000000
235#define XFS_QMOPT_ASYNC 0x2000000
236#define XFS_QMOPT_DELWRI 0x4000000
237
238/*
239 * flags for dqalloc.
240 */
241#define XFS_QMOPT_INHERIT 0x8000000
242
243/*
244 * flags to xfs_trans_mod_dquot.
245 */
246#define XFS_TRANS_DQ_RES_BLKS XFS_QMOPT_RES_REGBLKS
247#define XFS_TRANS_DQ_RES_RTBLKS XFS_QMOPT_RES_RTBLKS
248#define XFS_TRANS_DQ_RES_INOS XFS_QMOPT_RES_INOS
249#define XFS_TRANS_DQ_BCOUNT XFS_QMOPT_BCOUNT
250#define XFS_TRANS_DQ_DELBCOUNT XFS_QMOPT_DELBCOUNT
251#define XFS_TRANS_DQ_ICOUNT XFS_QMOPT_ICOUNT
252#define XFS_TRANS_DQ_RTBCOUNT XFS_QMOPT_RTBCOUNT
253#define XFS_TRANS_DQ_DELRTBCOUNT XFS_QMOPT_DELRTBCOUNT
254
255
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000256#define XFS_QMOPT_QUOTALL \
257 (XFS_QMOPT_UQUOTA | XFS_QMOPT_PQUOTA | XFS_QMOPT_GQUOTA)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258#define XFS_QMOPT_RESBLK_MASK (XFS_QMOPT_RES_REGBLKS | XFS_QMOPT_RES_RTBLKS)
259
260#ifdef __KERNEL__
261/*
262 * This check is done typically without holding the inode lock;
263 * that may seem racey, but it is harmless in the context that it is used.
264 * The inode cannot go inactive as long a reference is kept, and
265 * therefore if dquot(s) were attached, they'll stay consistent.
266 * If, for example, the ownership of the inode changes while
267 * we didn't have the inode locked, the appropriate dquot(s) will be
268 * attached atomically.
269 */
270#define XFS_NOT_DQATTACHED(mp, ip) ((XFS_IS_UQUOTA_ON(mp) &&\
271 (ip)->i_udquot == NULL) || \
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000272 (XFS_IS_OQUOTA_ON(mp) && \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700273 (ip)->i_gdquot == NULL))
274
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000275#define XFS_QM_NEED_QUOTACHECK(mp) \
276 ((XFS_IS_UQUOTA_ON(mp) && \
277 (mp->m_sb.sb_qflags & XFS_UQUOTA_CHKD) == 0) || \
278 (XFS_IS_GQUOTA_ON(mp) && \
279 ((mp->m_sb.sb_qflags & XFS_OQUOTA_CHKD) == 0 || \
280 (mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT))) || \
281 (XFS_IS_PQUOTA_ON(mp) && \
282 ((mp->m_sb.sb_qflags & XFS_OQUOTA_CHKD) == 0 || \
283 (mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT))))
284
285#define XFS_MOUNT_QUOTA_SET1 (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD|\
286 XFS_UQUOTA_CHKD|XFS_PQUOTA_ACCT|\
287 XFS_OQUOTA_ENFD|XFS_OQUOTA_CHKD)
288
289#define XFS_MOUNT_QUOTA_SET2 (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD|\
290 XFS_UQUOTA_CHKD|XFS_GQUOTA_ACCT|\
291 XFS_OQUOTA_ENFD|XFS_OQUOTA_CHKD)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700292
293#define XFS_MOUNT_QUOTA_ALL (XFS_UQUOTA_ACCT|XFS_UQUOTA_ENFD|\
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000294 XFS_UQUOTA_CHKD|XFS_PQUOTA_ACCT|\
295 XFS_OQUOTA_ENFD|XFS_OQUOTA_CHKD|\
296 XFS_GQUOTA_ACCT)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700297#define XFS_MOUNT_QUOTA_MASK (XFS_MOUNT_QUOTA_ALL | XFS_UQUOTA_ACTIVE | \
Nathan Scottc8ad20f2005-06-21 15:38:48 +1000298 XFS_GQUOTA_ACTIVE | XFS_PQUOTA_ACTIVE)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700299
300
301/*
302 * The structure kept inside the xfs_trans_t keep track of dquot changes
303 * within a transaction and apply them later.
304 */
305typedef struct xfs_dqtrx {
306 struct xfs_dquot *qt_dquot; /* the dquot this refers to */
307 ulong qt_blk_res; /* blks reserved on a dquot */
308 ulong qt_blk_res_used; /* blks used from the reservation */
309 ulong qt_ino_res; /* inode reserved on a dquot */
310 ulong qt_ino_res_used; /* inodes used from the reservation */
311 long qt_bcount_delta; /* dquot blk count changes */
312 long qt_delbcnt_delta; /* delayed dquot blk count changes */
313 long qt_icount_delta; /* dquot inode count changes */
314 ulong qt_rtblk_res; /* # blks reserved on a dquot */
315 ulong qt_rtblk_res_used;/* # blks used from reservation */
316 long qt_rtbcount_delta;/* dquot realtime blk changes */
317 long qt_delrtb_delta; /* delayed RT blk count changes */
318} xfs_dqtrx_t;
319
320/*
321 * Dquot transaction functions, used if quota is enabled.
322 */
323typedef void (*qo_dup_dqinfo_t)(struct xfs_trans *, struct xfs_trans *);
324typedef void (*qo_mod_dquot_byino_t)(struct xfs_trans *,
325 struct xfs_inode *, uint, long);
326typedef void (*qo_free_dqinfo_t)(struct xfs_trans *);
327typedef void (*qo_apply_dquot_deltas_t)(struct xfs_trans *);
328typedef void (*qo_unreserve_and_mod_dquots_t)(struct xfs_trans *);
329typedef int (*qo_reserve_quota_nblks_t)(
330 struct xfs_trans *, struct xfs_mount *,
331 struct xfs_inode *, long, long, uint);
332typedef int (*qo_reserve_quota_bydquots_t)(
333 struct xfs_trans *, struct xfs_mount *,
334 struct xfs_dquot *, struct xfs_dquot *,
335 long, long, uint);
336typedef struct xfs_dqtrxops {
337 qo_dup_dqinfo_t qo_dup_dqinfo;
338 qo_free_dqinfo_t qo_free_dqinfo;
339 qo_mod_dquot_byino_t qo_mod_dquot_byino;
340 qo_apply_dquot_deltas_t qo_apply_dquot_deltas;
341 qo_reserve_quota_nblks_t qo_reserve_quota_nblks;
342 qo_reserve_quota_bydquots_t qo_reserve_quota_bydquots;
343 qo_unreserve_and_mod_dquots_t qo_unreserve_and_mod_dquots;
344} xfs_dqtrxops_t;
345
346#define XFS_DQTRXOP(mp, tp, op, args...) \
347 ((mp)->m_qm_ops.xfs_dqtrxops ? \
348 ((mp)->m_qm_ops.xfs_dqtrxops->op)(tp, ## args) : 0)
349
350#define XFS_DQTRXOP_VOID(mp, tp, op, args...) \
351 ((mp)->m_qm_ops.xfs_dqtrxops ? \
352 ((mp)->m_qm_ops.xfs_dqtrxops->op)(tp, ## args) : (void)0)
353
354#define XFS_TRANS_DUP_DQINFO(mp, otp, ntp) \
355 XFS_DQTRXOP_VOID(mp, otp, qo_dup_dqinfo, ntp)
356#define XFS_TRANS_FREE_DQINFO(mp, tp) \
357 XFS_DQTRXOP_VOID(mp, tp, qo_free_dqinfo)
358#define XFS_TRANS_MOD_DQUOT_BYINO(mp, tp, ip, field, delta) \
359 XFS_DQTRXOP_VOID(mp, tp, qo_mod_dquot_byino, ip, field, delta)
360#define XFS_TRANS_APPLY_DQUOT_DELTAS(mp, tp) \
361 XFS_DQTRXOP_VOID(mp, tp, qo_apply_dquot_deltas)
362#define XFS_TRANS_RESERVE_QUOTA_NBLKS(mp, tp, ip, nblks, ninos, fl) \
363 XFS_DQTRXOP(mp, tp, qo_reserve_quota_nblks, mp, ip, nblks, ninos, fl)
364#define XFS_TRANS_RESERVE_QUOTA_BYDQUOTS(mp, tp, ud, gd, nb, ni, fl) \
365 XFS_DQTRXOP(mp, tp, qo_reserve_quota_bydquots, mp, ud, gd, nb, ni, fl)
366#define XFS_TRANS_UNRESERVE_AND_MOD_DQUOTS(mp, tp) \
367 XFS_DQTRXOP_VOID(mp, tp, qo_unreserve_and_mod_dquots)
368
Nathan Scott06d10dd2005-06-21 15:48:47 +1000369#define XFS_TRANS_UNRESERVE_QUOTA_NBLKS(mp, tp, ip, nblks, ninos, flags) \
370 XFS_TRANS_RESERVE_QUOTA_NBLKS(mp, tp, ip, -(nblks), -(ninos), flags)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371#define XFS_TRANS_RESERVE_QUOTA(mp, tp, ud, gd, nb, ni, f) \
372 XFS_TRANS_RESERVE_QUOTA_BYDQUOTS(mp, tp, ud, gd, nb, ni, \
373 f | XFS_QMOPT_RES_REGBLKS)
374#define XFS_TRANS_UNRESERVE_QUOTA(mp, tp, ud, gd, nb, ni, f) \
375 XFS_TRANS_RESERVE_QUOTA_BYDQUOTS(mp, tp, ud, gd, -(nb), -(ni), \
376 f | XFS_QMOPT_RES_REGBLKS)
377
378extern int xfs_qm_dqcheck(xfs_disk_dquot_t *, xfs_dqid_t, uint, uint, char *);
Tim Shimmin4cd4a032005-09-05 08:24:10 +1000379extern int xfs_mount_reset_sbqflags(struct xfs_mount *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700380
381extern struct bhv_vfsops xfs_qmops;
382
383#endif /* __KERNEL__ */
384
385#endif /* __XFS_QUOTA_H__ */