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
22 #include "xfs_mount.h"
23 #include "xfs_quota.h"
24 #include "xfs_trans.h"
25 #include "xfs_bmap_btree.h"
26 #include "xfs_inode.h"
28 #include <linux/quota.h>
32 xfs_quota_type(int type)
46 struct super_block *sb,
47 struct fs_quota_stat *fqs)
49 struct xfs_mount *mp = XFS_M(sb);
51 if (!XFS_IS_QUOTA_RUNNING(mp))
53 return -xfs_qm_scall_getqstat(mp, fqs);
58 struct super_block *sb,
62 struct xfs_mount *mp = XFS_M(sb);
63 unsigned int flags = 0;
65 if (sb->s_flags & MS_RDONLY)
67 if (op != Q_XQUOTARM && !XFS_IS_QUOTA_RUNNING(mp))
70 if (uflags & FS_QUOTA_UDQ_ACCT)
71 flags |= XFS_UQUOTA_ACCT;
72 if (uflags & FS_QUOTA_PDQ_ACCT)
73 flags |= XFS_PQUOTA_ACCT;
74 if (uflags & FS_QUOTA_GDQ_ACCT)
75 flags |= XFS_GQUOTA_ACCT;
76 if (uflags & FS_QUOTA_UDQ_ENFD)
77 flags |= XFS_UQUOTA_ENFD;
78 if (uflags & (FS_QUOTA_PDQ_ENFD|FS_QUOTA_GDQ_ENFD))
79 flags |= XFS_OQUOTA_ENFD;
83 return -xfs_qm_scall_quotaon(mp, flags);
85 if (!XFS_IS_QUOTA_ON(mp))
87 return -xfs_qm_scall_quotaoff(mp, flags);
89 if (XFS_IS_QUOTA_ON(mp))
91 return -xfs_qm_scall_trunc_qfiles(mp, flags);
99 struct super_block *sb,
101 struct fs_disk_quota *fdq)
103 struct xfs_mount *mp = XFS_M(sb);
105 if (!XFS_IS_QUOTA_RUNNING(mp))
107 if (!XFS_IS_QUOTA_ON(mp))
110 return -xfs_qm_scall_getquota(mp, from_kqid(&init_user_ns, qid),
111 xfs_quota_type(qid.type), fdq);
116 struct super_block *sb,
118 struct fs_disk_quota *fdq)
120 struct xfs_mount *mp = XFS_M(sb);
122 if (sb->s_flags & MS_RDONLY)
124 if (!XFS_IS_QUOTA_RUNNING(mp))
126 if (!XFS_IS_QUOTA_ON(mp))
129 return -xfs_qm_scall_setqlim(mp, from_kqid(&init_user_ns, qid),
130 xfs_quota_type(qid.type), fdq);
133 const struct quotactl_ops xfs_quotactl_operations = {
134 .get_xstate = xfs_fs_get_xstate,
135 .set_xstate = xfs_fs_set_xstate,
136 .get_dqblk = xfs_fs_get_dqblk,
137 .set_dqblk = xfs_fs_set_dqblk,