2 * Copyright (c) 2008, Christoph Hellwig
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.
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.
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
19 #include "xfs_format.h"
20 #include "xfs_log_format.h"
21 #include "xfs_trans_resv.h"
22 #include "xfs_mount.h"
23 #include "xfs_inode.h"
24 #include "xfs_quota.h"
25 #include "xfs_trans.h"
27 #include <linux/quota.h>
31 xfs_quota_type(int type)
45 struct super_block *sb,
46 struct fs_quota_stat *fqs)
48 struct xfs_mount *mp = XFS_M(sb);
50 if (!XFS_IS_QUOTA_RUNNING(mp))
52 return xfs_qm_scall_getqstat(mp, fqs);
57 struct super_block *sb,
58 struct fs_quota_statv *fqs)
60 struct xfs_mount *mp = XFS_M(sb);
62 if (!XFS_IS_QUOTA_RUNNING(mp))
64 return xfs_qm_scall_getqstatv(mp, fqs);
69 struct super_block *sb,
73 struct xfs_mount *mp = XFS_M(sb);
74 unsigned int flags = 0;
76 if (sb->s_flags & MS_RDONLY)
78 if (op != Q_XQUOTARM && !XFS_IS_QUOTA_RUNNING(mp))
81 if (uflags & FS_QUOTA_UDQ_ACCT)
82 flags |= XFS_UQUOTA_ACCT;
83 if (uflags & FS_QUOTA_PDQ_ACCT)
84 flags |= XFS_PQUOTA_ACCT;
85 if (uflags & FS_QUOTA_GDQ_ACCT)
86 flags |= XFS_GQUOTA_ACCT;
87 if (uflags & FS_QUOTA_UDQ_ENFD)
88 flags |= XFS_UQUOTA_ENFD;
89 if (uflags & FS_QUOTA_GDQ_ENFD)
90 flags |= XFS_GQUOTA_ENFD;
91 if (uflags & FS_QUOTA_PDQ_ENFD)
92 flags |= XFS_PQUOTA_ENFD;
96 return xfs_qm_scall_quotaon(mp, flags);
98 if (!XFS_IS_QUOTA_ON(mp))
100 return xfs_qm_scall_quotaoff(mp, flags);
108 struct super_block *sb,
111 struct xfs_mount *mp = XFS_M(sb);
112 unsigned int flags = 0;
114 if (sb->s_flags & MS_RDONLY)
117 if (XFS_IS_QUOTA_ON(mp))
120 if (uflags & FS_USER_QUOTA)
121 flags |= XFS_DQ_USER;
122 if (uflags & FS_GROUP_QUOTA)
123 flags |= XFS_DQ_GROUP;
124 if (uflags & FS_PROJ_QUOTA)
125 flags |= XFS_DQ_PROJ;
127 return xfs_qm_scall_trunc_qfiles(mp, flags);
132 struct super_block *sb,
134 struct qc_dqblk *qdq)
136 struct xfs_mount *mp = XFS_M(sb);
138 if (!XFS_IS_QUOTA_RUNNING(mp))
140 if (!XFS_IS_QUOTA_ON(mp))
143 return xfs_qm_scall_getquota(mp, from_kqid(&init_user_ns, qid),
144 xfs_quota_type(qid.type), qdq);
149 struct super_block *sb,
151 struct qc_dqblk *qdq)
153 struct xfs_mount *mp = XFS_M(sb);
155 if (sb->s_flags & MS_RDONLY)
157 if (!XFS_IS_QUOTA_RUNNING(mp))
159 if (!XFS_IS_QUOTA_ON(mp))
162 return xfs_qm_scall_setqlim(mp, from_kqid(&init_user_ns, qid),
163 xfs_quota_type(qid.type), qdq);
166 const struct quotactl_ops xfs_quotactl_operations = {
167 .get_xstatev = xfs_fs_get_xstatev,
168 .get_xstate = xfs_fs_get_xstate,
169 .set_xstate = xfs_fs_set_xstate,
170 .rm_xquota = xfs_fs_rm_xquota,
171 .get_dqblk = xfs_fs_get_dqblk,
172 .set_dqblk = xfs_fs_set_dqblk,