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);
68 xfs_quota_flags(unsigned int uflags)
70 unsigned int flags = 0;
72 if (uflags & FS_QUOTA_UDQ_ACCT)
73 flags |= XFS_UQUOTA_ACCT;
74 if (uflags & FS_QUOTA_PDQ_ACCT)
75 flags |= XFS_PQUOTA_ACCT;
76 if (uflags & FS_QUOTA_GDQ_ACCT)
77 flags |= XFS_GQUOTA_ACCT;
78 if (uflags & FS_QUOTA_UDQ_ENFD)
79 flags |= XFS_UQUOTA_ENFD;
80 if (uflags & FS_QUOTA_GDQ_ENFD)
81 flags |= XFS_GQUOTA_ENFD;
82 if (uflags & FS_QUOTA_PDQ_ENFD)
83 flags |= XFS_PQUOTA_ENFD;
90 struct super_block *sb,
93 struct xfs_mount *mp = XFS_M(sb);
95 if (sb->s_flags & MS_RDONLY)
97 if (!XFS_IS_QUOTA_RUNNING(mp))
100 return xfs_qm_scall_quotaon(mp, xfs_quota_flags(uflags));
105 struct super_block *sb,
108 struct xfs_mount *mp = XFS_M(sb);
110 if (sb->s_flags & MS_RDONLY)
112 if (!XFS_IS_QUOTA_RUNNING(mp))
114 if (!XFS_IS_QUOTA_ON(mp))
117 return xfs_qm_scall_quotaoff(mp, xfs_quota_flags(uflags));
122 struct super_block *sb,
125 struct xfs_mount *mp = XFS_M(sb);
126 unsigned int flags = 0;
128 if (sb->s_flags & MS_RDONLY)
131 if (XFS_IS_QUOTA_ON(mp))
134 if (uflags & FS_USER_QUOTA)
135 flags |= XFS_DQ_USER;
136 if (uflags & FS_GROUP_QUOTA)
137 flags |= XFS_DQ_GROUP;
138 if (uflags & FS_PROJ_QUOTA)
139 flags |= XFS_DQ_PROJ;
141 return xfs_qm_scall_trunc_qfiles(mp, flags);
146 struct super_block *sb,
148 struct qc_dqblk *qdq)
150 struct xfs_mount *mp = XFS_M(sb);
152 if (!XFS_IS_QUOTA_RUNNING(mp))
154 if (!XFS_IS_QUOTA_ON(mp))
157 return xfs_qm_scall_getquota(mp, from_kqid(&init_user_ns, qid),
158 xfs_quota_type(qid.type), qdq);
163 struct super_block *sb,
165 struct qc_dqblk *qdq)
167 struct xfs_mount *mp = XFS_M(sb);
169 if (sb->s_flags & MS_RDONLY)
171 if (!XFS_IS_QUOTA_RUNNING(mp))
173 if (!XFS_IS_QUOTA_ON(mp))
176 return xfs_qm_scall_setqlim(mp, from_kqid(&init_user_ns, qid),
177 xfs_quota_type(qid.type), qdq);
180 const struct quotactl_ops xfs_quotactl_operations = {
181 .get_xstatev = xfs_fs_get_xstatev,
182 .get_xstate = xfs_fs_get_xstate,
183 .quota_enable = xfs_quota_enable,
184 .quota_disable = xfs_quota_disable,
185 .rm_xquota = xfs_fs_rm_xquota,
186 .get_dqblk = xfs_fs_get_dqblk,
187 .set_dqblk = xfs_fs_set_dqblk,