2005-04-16 18:20:36 -04:00
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/*
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2005-11-01 22:59:41 -05:00
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* Copyright (c) 2000-2005 Silicon Graphics, Inc.
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* All Rights Reserved.
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2005-04-16 18:20:36 -04:00
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*
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2005-11-01 22:59:41 -05:00
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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2005-04-16 18:20:36 -04:00
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* published by the Free Software Foundation.
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*
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2005-11-01 22:59:41 -05:00
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* This program is distributed in the hope that it would be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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2005-04-16 18:20:36 -04:00
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*
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2005-11-01 22:59:41 -05:00
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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2005-04-16 18:20:36 -04:00
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*/
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2006-01-11 15:17:46 -05:00
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#include <linux/capability.h>
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2005-04-16 18:20:36 -04:00
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#include "xfs.h"
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#include "xfs_fs.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_bit.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_log.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_inum.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_trans.h"
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#include "xfs_sb.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_ag.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_dir.h"
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#include "xfs_dir2.h"
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#include "xfs_alloc.h"
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#include "xfs_dmapi.h"
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#include "xfs_quota.h"
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#include "xfs_mount.h"
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#include "xfs_bmap_btree.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_alloc_btree.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_ialloc_btree.h"
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#include "xfs_dir_sf.h"
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#include "xfs_dir2_sf.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_attr_sf.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_dinode.h"
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#include "xfs_inode.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_ialloc.h"
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#include "xfs_itable.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_bmap.h"
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2005-11-01 22:38:42 -05:00
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#include "xfs_btree.h"
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2005-04-16 18:20:36 -04:00
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#include "xfs_rtalloc.h"
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#include "xfs_error.h"
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#include "xfs_rw.h"
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#include "xfs_acl.h"
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#include "xfs_cap.h"
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#include "xfs_mac.h"
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#include "xfs_attr.h"
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#include "xfs_buf_item.h"
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#include "xfs_utils.h"
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#include "xfs_qm.h"
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#ifdef DEBUG
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# define qdprintk(s, args...) cmn_err(CE_DEBUG, s, ## args)
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#else
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# define qdprintk(s, args...) do { } while (0)
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#endif
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STATIC int xfs_qm_scall_trunc_qfiles(xfs_mount_t *, uint);
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STATIC int xfs_qm_scall_getquota(xfs_mount_t *, xfs_dqid_t, uint,
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fs_disk_quota_t *);
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STATIC int xfs_qm_scall_getqstat(xfs_mount_t *, fs_quota_stat_t *);
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STATIC int xfs_qm_scall_setqlim(xfs_mount_t *, xfs_dqid_t, uint,
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fs_disk_quota_t *);
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STATIC int xfs_qm_scall_quotaon(xfs_mount_t *, uint);
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STATIC int xfs_qm_scall_quotaoff(xfs_mount_t *, uint, boolean_t);
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STATIC int xfs_qm_log_quotaoff(xfs_mount_t *, xfs_qoff_logitem_t **, uint);
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STATIC int xfs_qm_log_quotaoff_end(xfs_mount_t *, xfs_qoff_logitem_t *,
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uint);
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STATIC uint xfs_qm_import_flags(uint);
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STATIC uint xfs_qm_export_flags(uint);
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STATIC uint xfs_qm_import_qtype_flags(uint);
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STATIC uint xfs_qm_export_qtype_flags(uint);
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STATIC void xfs_qm_export_dquot(xfs_mount_t *, xfs_disk_dquot_t *,
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fs_disk_quota_t *);
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/*
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* The main distribution switch of all XFS quotactl system calls.
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*/
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int
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xfs_qm_quotactl(
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struct bhv_desc *bdp,
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int cmd,
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int id,
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xfs_caddr_t addr)
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{
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xfs_mount_t *mp;
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int error;
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struct vfs *vfsp;
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vfsp = bhvtovfs(bdp);
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mp = XFS_VFSTOM(vfsp);
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2005-11-01 18:32:38 -05:00
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ASSERT(addr != NULL || cmd == Q_XQUOTASYNC);
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2005-04-16 18:20:36 -04:00
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/*
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* The following commands are valid even when quotaoff.
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*/
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switch (cmd) {
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2005-06-21 01:38:48 -04:00
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case Q_XQUOTARM:
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2005-04-16 18:20:36 -04:00
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/*
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2005-06-21 01:38:48 -04:00
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* Truncate quota files. quota must be off.
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2005-04-16 18:20:36 -04:00
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*/
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2005-11-01 18:31:41 -05:00
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if (XFS_IS_QUOTA_ON(mp))
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2005-04-16 18:20:36 -04:00
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return XFS_ERROR(EINVAL);
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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return (xfs_qm_scall_trunc_qfiles(mp,
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xfs_qm_import_qtype_flags(*(uint *)addr)));
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2005-06-21 01:38:48 -04:00
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case Q_XGETQSTAT:
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2005-04-16 18:20:36 -04:00
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/*
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* Get quota status information.
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*/
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return (xfs_qm_scall_getqstat(mp, (fs_quota_stat_t *)addr));
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2005-06-21 01:38:48 -04:00
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case Q_XQUOTAON:
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2005-04-16 18:20:36 -04:00
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/*
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2005-06-21 01:38:48 -04:00
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* QUOTAON - enabling quota enforcement.
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* Quota accounting must be turned on at mount time.
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2005-04-16 18:20:36 -04:00
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*/
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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return (xfs_qm_scall_quotaon(mp,
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xfs_qm_import_flags(*(uint *)addr)));
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2005-06-21 01:38:48 -04:00
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case Q_XQUOTAOFF:
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2005-04-16 18:20:36 -04:00
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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break;
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2005-11-01 18:32:38 -05:00
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case Q_XQUOTASYNC:
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return (xfs_sync_inodes(mp, SYNC_DELWRI, 0, NULL));
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2005-06-21 01:38:48 -04:00
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default:
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2005-04-16 18:20:36 -04:00
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break;
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}
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if (! XFS_IS_QUOTA_ON(mp))
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return XFS_ERROR(ESRCH);
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switch (cmd) {
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2005-06-21 01:38:48 -04:00
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case Q_XQUOTAOFF:
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2005-04-16 18:20:36 -04:00
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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error = xfs_qm_scall_quotaoff(mp,
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xfs_qm_import_flags(*(uint *)addr),
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B_FALSE);
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break;
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2005-06-21 01:38:48 -04:00
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case Q_XGETQUOTA:
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2005-04-16 18:20:36 -04:00
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error = xfs_qm_scall_getquota(mp, (xfs_dqid_t)id, XFS_DQ_USER,
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(fs_disk_quota_t *)addr);
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break;
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2005-06-21 01:38:48 -04:00
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case Q_XGETGQUOTA:
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error = xfs_qm_scall_getquota(mp, (xfs_dqid_t)id, XFS_DQ_GROUP,
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(fs_disk_quota_t *)addr);
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break;
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case Q_XGETPQUOTA:
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error = xfs_qm_scall_getquota(mp, (xfs_dqid_t)id, XFS_DQ_PROJ,
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(fs_disk_quota_t *)addr);
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break;
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case Q_XSETQLIM:
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2005-04-16 18:20:36 -04:00
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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error = xfs_qm_scall_setqlim(mp, (xfs_dqid_t)id, XFS_DQ_USER,
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(fs_disk_quota_t *)addr);
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break;
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2005-06-21 01:38:48 -04:00
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case Q_XSETGQLIM:
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2005-04-16 18:20:36 -04:00
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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error = xfs_qm_scall_setqlim(mp, (xfs_dqid_t)id, XFS_DQ_GROUP,
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(fs_disk_quota_t *)addr);
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break;
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2005-06-21 01:38:48 -04:00
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case Q_XSETPQLIM:
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if (vfsp->vfs_flag & VFS_RDONLY)
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return XFS_ERROR(EROFS);
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error = xfs_qm_scall_setqlim(mp, (xfs_dqid_t)id, XFS_DQ_PROJ,
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(fs_disk_quota_t *)addr);
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2005-04-16 18:20:36 -04:00
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break;
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2005-06-21 01:38:48 -04:00
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default:
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2005-04-16 18:20:36 -04:00
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error = XFS_ERROR(EINVAL);
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break;
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}
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return (error);
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}
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/*
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* Turn off quota accounting and/or enforcement for all udquots and/or
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* gdquots. Called only at unmount time.
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*
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* This assumes that there are no dquots of this file system cached
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* incore, and modifies the ondisk dquot directly. Therefore, for example,
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* it is an error to call this twice, without purging the cache.
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*/
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STATIC int
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xfs_qm_scall_quotaoff(
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xfs_mount_t *mp,
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uint flags,
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boolean_t force)
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{
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uint dqtype;
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unsigned long s;
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int error;
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uint inactivate_flags;
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xfs_qoff_logitem_t *qoffstart;
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int nculprits;
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if (!force && !capable(CAP_SYS_ADMIN))
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return XFS_ERROR(EPERM);
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/*
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* No file system can have quotas enabled on disk but not in core.
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* Note that quota utilities (like quotaoff) _expect_
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* errno == EEXIST here.
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*/
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if ((mp->m_qflags & flags) == 0)
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return XFS_ERROR(EEXIST);
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error = 0;
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flags &= (XFS_ALL_QUOTA_ACCT | XFS_ALL_QUOTA_ENFD);
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/*
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* We don't want to deal with two quotaoffs messing up each other,
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* so we're going to serialize it. quotaoff isn't exactly a performance
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* critical thing.
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* If quotaoff, then we must be dealing with the root filesystem.
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*/
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ASSERT(mp->m_quotainfo);
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if (mp->m_quotainfo)
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2006-01-09 18:59:21 -05:00
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mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
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2005-04-16 18:20:36 -04:00
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ASSERT(mp->m_quotainfo);
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/*
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* If we're just turning off quota enforcement, change mp and go.
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*/
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if ((flags & XFS_ALL_QUOTA_ACCT) == 0) {
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mp->m_qflags &= ~(flags);
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s = XFS_SB_LOCK(mp);
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mp->m_sb.sb_qflags = mp->m_qflags;
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XFS_SB_UNLOCK(mp, s);
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mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
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/* XXX what to do if error ? Revert back to old vals incore ? */
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error = xfs_qm_write_sb_changes(mp, XFS_SB_QFLAGS);
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return (error);
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}
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dqtype = 0;
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inactivate_flags = 0;
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/*
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* If accounting is off, we must turn enforcement off, clear the
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* quota 'CHKD' certificate to make it known that we have to
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* do a quotacheck the next time this quota is turned on.
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*/
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if (flags & XFS_UQUOTA_ACCT) {
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dqtype |= XFS_QMOPT_UQUOTA;
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flags |= (XFS_UQUOTA_CHKD | XFS_UQUOTA_ENFD);
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inactivate_flags |= XFS_UQUOTA_ACTIVE;
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}
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if (flags & XFS_GQUOTA_ACCT) {
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dqtype |= XFS_QMOPT_GQUOTA;
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2005-06-21 01:38:48 -04:00
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flags |= (XFS_OQUOTA_CHKD | XFS_OQUOTA_ENFD);
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2005-04-16 18:20:36 -04:00
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inactivate_flags |= XFS_GQUOTA_ACTIVE;
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2005-06-21 01:38:48 -04:00
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} else if (flags & XFS_PQUOTA_ACCT) {
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dqtype |= XFS_QMOPT_PQUOTA;
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flags |= (XFS_OQUOTA_CHKD | XFS_OQUOTA_ENFD);
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inactivate_flags |= XFS_PQUOTA_ACTIVE;
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2005-04-16 18:20:36 -04:00
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}
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/*
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* Nothing to do? Don't complain. This happens when we're just
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* turning off quota enforcement.
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*/
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if ((mp->m_qflags & flags) == 0) {
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mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
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return (0);
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}
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/*
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* Write the LI_QUOTAOFF log record, and do SB changes atomically,
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* and synchronously.
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*/
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xfs_qm_log_quotaoff(mp, &qoffstart, flags);
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/*
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* Next we clear the XFS_MOUNT_*DQ_ACTIVE bit(s) in the mount struct
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* to take care of the race between dqget and quotaoff. We don't take
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* any special locks to reset these bits. All processes need to check
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* these bits *after* taking inode lock(s) to see if the particular
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* quota type is in the process of being turned off. If *ACTIVE, it is
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* guaranteed that all dquot structures and all quotainode ptrs will all
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* stay valid as long as that inode is kept locked.
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*
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* There is no turning back after this.
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*/
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|
|
|
mp->m_qflags &= ~inactivate_flags;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Give back all the dquot reference(s) held by inodes.
|
|
|
|
* Here we go thru every single incore inode in this file system, and
|
|
|
|
* do a dqrele on the i_udquot/i_gdquot that it may have.
|
|
|
|
* Essentially, as long as somebody has an inode locked, this guarantees
|
|
|
|
* that quotas will not be turned off. This is handy because in a
|
|
|
|
* transaction once we lock the inode(s) and check for quotaon, we can
|
|
|
|
* depend on the quota inodes (and other things) being valid as long as
|
|
|
|
* we keep the lock(s).
|
|
|
|
*/
|
|
|
|
xfs_qm_dqrele_all_inodes(mp, flags);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Next we make the changes in the quota flag in the mount struct.
|
|
|
|
* This isn't protected by a particular lock directly, because we
|
|
|
|
* don't want to take a mrlock everytime we depend on quotas being on.
|
|
|
|
*/
|
|
|
|
mp->m_qflags &= ~(flags);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Go through all the dquots of this file system and purge them,
|
|
|
|
* according to what was turned off. We may not be able to get rid
|
|
|
|
* of all dquots, because dquots can have temporary references that
|
|
|
|
* are not attached to inodes. eg. xfs_setattr, xfs_create.
|
|
|
|
* So, if we couldn't purge all the dquots from the filesystem,
|
|
|
|
* we can't get rid of the incore data structures.
|
|
|
|
*/
|
|
|
|
while ((nculprits = xfs_qm_dqpurge_all(mp, dqtype|XFS_QMOPT_QUOTAOFF)))
|
|
|
|
delay(10 * nculprits);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Transactions that had started before ACTIVE state bit was cleared
|
|
|
|
* could have logged many dquots, so they'd have higher LSNs than
|
|
|
|
* the first QUOTAOFF log record does. If we happen to crash when
|
|
|
|
* the tail of the log has gone past the QUOTAOFF record, but
|
|
|
|
* before the last dquot modification, those dquots __will__
|
|
|
|
* recover, and that's not good.
|
|
|
|
*
|
|
|
|
* So, we have QUOTAOFF start and end logitems; the start
|
|
|
|
* logitem won't get overwritten until the end logitem appears...
|
|
|
|
*/
|
|
|
|
xfs_qm_log_quotaoff_end(mp, qoffstart, flags);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* If quotas is completely disabled, close shop.
|
|
|
|
*/
|
2005-06-21 01:38:48 -04:00
|
|
|
if (((flags & XFS_MOUNT_QUOTA_ALL) == XFS_MOUNT_QUOTA_SET1) ||
|
|
|
|
((flags & XFS_MOUNT_QUOTA_ALL) == XFS_MOUNT_QUOTA_SET2)) {
|
2005-04-16 18:20:36 -04:00
|
|
|
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
|
|
|
|
xfs_qm_destroy_quotainfo(mp);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Release our quotainode references, and vn_purge them,
|
|
|
|
* if we don't need them anymore.
|
|
|
|
*/
|
|
|
|
if ((dqtype & XFS_QMOPT_UQUOTA) && XFS_QI_UQIP(mp)) {
|
|
|
|
XFS_PURGE_INODE(XFS_QI_UQIP(mp));
|
|
|
|
XFS_QI_UQIP(mp) = NULL;
|
|
|
|
}
|
2005-06-21 01:38:48 -04:00
|
|
|
if ((dqtype & (XFS_QMOPT_GQUOTA|XFS_QMOPT_PQUOTA)) && XFS_QI_GQIP(mp)) {
|
2005-04-16 18:20:36 -04:00
|
|
|
XFS_PURGE_INODE(XFS_QI_GQIP(mp));
|
|
|
|
XFS_QI_GQIP(mp) = NULL;
|
|
|
|
}
|
|
|
|
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
|
|
|
|
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_scall_trunc_qfiles(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
int error;
|
|
|
|
xfs_inode_t *qip;
|
|
|
|
|
|
|
|
if (!capable(CAP_SYS_ADMIN))
|
|
|
|
return XFS_ERROR(EPERM);
|
|
|
|
error = 0;
|
|
|
|
if (!XFS_SB_VERSION_HASQUOTA(&mp->m_sb) || flags == 0) {
|
|
|
|
qdprintk("qtrunc flags=%x m_qflags=%x\n", flags, mp->m_qflags);
|
|
|
|
return XFS_ERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
if ((flags & XFS_DQ_USER) && mp->m_sb.sb_uquotino != NULLFSINO) {
|
|
|
|
error = xfs_iget(mp, NULL, mp->m_sb.sb_uquotino, 0, 0, &qip, 0);
|
|
|
|
if (! error) {
|
|
|
|
(void) xfs_truncate_file(mp, qip);
|
|
|
|
VN_RELE(XFS_ITOV(qip));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2005-06-21 01:38:48 -04:00
|
|
|
if ((flags & (XFS_DQ_GROUP|XFS_DQ_PROJ)) &&
|
|
|
|
mp->m_sb.sb_gquotino != NULLFSINO) {
|
2005-04-16 18:20:36 -04:00
|
|
|
error = xfs_iget(mp, NULL, mp->m_sb.sb_gquotino, 0, 0, &qip, 0);
|
|
|
|
if (! error) {
|
|
|
|
(void) xfs_truncate_file(mp, qip);
|
|
|
|
VN_RELE(XFS_ITOV(qip));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Switch on (a given) quota enforcement for a filesystem. This takes
|
|
|
|
* effect immediately.
|
|
|
|
* (Switching on quota accounting must be done at mount time.)
|
|
|
|
*/
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_scall_quotaon(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
int error;
|
2005-06-21 01:38:48 -04:00
|
|
|
unsigned long s;
|
2005-04-16 18:20:36 -04:00
|
|
|
uint qf;
|
|
|
|
uint accflags;
|
|
|
|
__int64_t sbflags;
|
|
|
|
|
|
|
|
if (!capable(CAP_SYS_ADMIN))
|
|
|
|
return XFS_ERROR(EPERM);
|
|
|
|
|
|
|
|
flags &= (XFS_ALL_QUOTA_ACCT | XFS_ALL_QUOTA_ENFD);
|
|
|
|
/*
|
|
|
|
* Switching on quota accounting must be done at mount time.
|
|
|
|
*/
|
|
|
|
accflags = flags & XFS_ALL_QUOTA_ACCT;
|
|
|
|
flags &= ~(XFS_ALL_QUOTA_ACCT);
|
|
|
|
|
|
|
|
sbflags = 0;
|
|
|
|
|
|
|
|
if (flags == 0) {
|
|
|
|
qdprintk("quotaon: zero flags, m_qflags=%x\n", mp->m_qflags);
|
|
|
|
return XFS_ERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* No fs can turn on quotas with a delayed effect */
|
|
|
|
ASSERT((flags & XFS_ALL_QUOTA_ACCT) == 0);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Can't enforce without accounting. We check the superblock
|
|
|
|
* qflags here instead of m_qflags because rootfs can have
|
|
|
|
* quota acct on ondisk without m_qflags' knowing.
|
|
|
|
*/
|
|
|
|
if (((flags & XFS_UQUOTA_ACCT) == 0 &&
|
|
|
|
(mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) == 0 &&
|
|
|
|
(flags & XFS_UQUOTA_ENFD))
|
|
|
|
||
|
2005-06-21 01:38:48 -04:00
|
|
|
((flags & XFS_PQUOTA_ACCT) == 0 &&
|
|
|
|
(mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) == 0 &&
|
|
|
|
(flags & XFS_OQUOTA_ENFD))
|
|
|
|
||
|
2005-04-16 18:20:36 -04:00
|
|
|
((flags & XFS_GQUOTA_ACCT) == 0 &&
|
|
|
|
(mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) == 0 &&
|
2005-06-21 01:38:48 -04:00
|
|
|
(flags & XFS_OQUOTA_ENFD))) {
|
2005-04-16 18:20:36 -04:00
|
|
|
qdprintk("Can't enforce without acct, flags=%x sbflags=%x\n",
|
|
|
|
flags, mp->m_sb.sb_qflags);
|
|
|
|
return XFS_ERROR(EINVAL);
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* If everything's upto-date incore, then don't waste time.
|
|
|
|
*/
|
|
|
|
if ((mp->m_qflags & flags) == flags)
|
|
|
|
return XFS_ERROR(EEXIST);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Change sb_qflags on disk but not incore mp->qflags
|
|
|
|
* if this is the root filesystem.
|
|
|
|
*/
|
|
|
|
s = XFS_SB_LOCK(mp);
|
|
|
|
qf = mp->m_sb.sb_qflags;
|
|
|
|
mp->m_sb.sb_qflags = qf | flags;
|
|
|
|
XFS_SB_UNLOCK(mp, s);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* There's nothing to change if it's the same.
|
|
|
|
*/
|
|
|
|
if ((qf & flags) == flags && sbflags == 0)
|
|
|
|
return XFS_ERROR(EEXIST);
|
|
|
|
sbflags |= XFS_SB_QFLAGS;
|
|
|
|
|
|
|
|
if ((error = xfs_qm_write_sb_changes(mp, sbflags)))
|
|
|
|
return (error);
|
|
|
|
/*
|
|
|
|
* If we aren't trying to switch on quota enforcement, we are done.
|
|
|
|
*/
|
|
|
|
if (((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) !=
|
|
|
|
(mp->m_qflags & XFS_UQUOTA_ACCT)) ||
|
2005-06-21 01:38:48 -04:00
|
|
|
((mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) !=
|
|
|
|
(mp->m_qflags & XFS_PQUOTA_ACCT)) ||
|
|
|
|
((mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) !=
|
|
|
|
(mp->m_qflags & XFS_GQUOTA_ACCT)) ||
|
2005-04-16 18:20:36 -04:00
|
|
|
(flags & XFS_ALL_QUOTA_ENFD) == 0)
|
|
|
|
return (0);
|
|
|
|
|
|
|
|
if (! XFS_IS_QUOTA_RUNNING(mp))
|
|
|
|
return XFS_ERROR(ESRCH);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Switch on quota enforcement in core.
|
|
|
|
*/
|
2006-01-09 18:59:21 -05:00
|
|
|
mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
|
2005-04-16 18:20:36 -04:00
|
|
|
mp->m_qflags |= (flags & XFS_ALL_QUOTA_ENFD);
|
|
|
|
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Return quota status information, such as uquota-off, enforcements, etc.
|
|
|
|
*/
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_scall_getqstat(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
fs_quota_stat_t *out)
|
|
|
|
{
|
|
|
|
xfs_inode_t *uip, *gip;
|
|
|
|
boolean_t tempuqip, tempgqip;
|
|
|
|
|
|
|
|
uip = gip = NULL;
|
|
|
|
tempuqip = tempgqip = B_FALSE;
|
|
|
|
memset(out, 0, sizeof(fs_quota_stat_t));
|
|
|
|
|
|
|
|
out->qs_version = FS_QSTAT_VERSION;
|
|
|
|
if (! XFS_SB_VERSION_HASQUOTA(&mp->m_sb)) {
|
|
|
|
out->qs_uquota.qfs_ino = NULLFSINO;
|
|
|
|
out->qs_gquota.qfs_ino = NULLFSINO;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
out->qs_flags = (__uint16_t) xfs_qm_export_flags(mp->m_qflags &
|
|
|
|
(XFS_ALL_QUOTA_ACCT|
|
|
|
|
XFS_ALL_QUOTA_ENFD));
|
|
|
|
out->qs_pad = 0;
|
|
|
|
out->qs_uquota.qfs_ino = mp->m_sb.sb_uquotino;
|
|
|
|
out->qs_gquota.qfs_ino = mp->m_sb.sb_gquotino;
|
|
|
|
|
|
|
|
if (mp->m_quotainfo) {
|
|
|
|
uip = mp->m_quotainfo->qi_uquotaip;
|
|
|
|
gip = mp->m_quotainfo->qi_gquotaip;
|
|
|
|
}
|
|
|
|
if (!uip && mp->m_sb.sb_uquotino != NULLFSINO) {
|
|
|
|
if (xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
|
|
|
|
0, 0, &uip, 0) == 0)
|
|
|
|
tempuqip = B_TRUE;
|
|
|
|
}
|
|
|
|
if (!gip && mp->m_sb.sb_gquotino != NULLFSINO) {
|
|
|
|
if (xfs_iget(mp, NULL, mp->m_sb.sb_gquotino,
|
|
|
|
0, 0, &gip, 0) == 0)
|
|
|
|
tempgqip = B_TRUE;
|
|
|
|
}
|
|
|
|
if (uip) {
|
|
|
|
out->qs_uquota.qfs_nblks = uip->i_d.di_nblocks;
|
|
|
|
out->qs_uquota.qfs_nextents = uip->i_d.di_nextents;
|
|
|
|
if (tempuqip)
|
|
|
|
VN_RELE(XFS_ITOV(uip));
|
|
|
|
}
|
|
|
|
if (gip) {
|
|
|
|
out->qs_gquota.qfs_nblks = gip->i_d.di_nblocks;
|
|
|
|
out->qs_gquota.qfs_nextents = gip->i_d.di_nextents;
|
|
|
|
if (tempgqip)
|
|
|
|
VN_RELE(XFS_ITOV(gip));
|
|
|
|
}
|
|
|
|
if (mp->m_quotainfo) {
|
|
|
|
out->qs_incoredqs = XFS_QI_MPLNDQUOTS(mp);
|
|
|
|
out->qs_btimelimit = XFS_QI_BTIMELIMIT(mp);
|
|
|
|
out->qs_itimelimit = XFS_QI_ITIMELIMIT(mp);
|
|
|
|
out->qs_rtbtimelimit = XFS_QI_RTBTIMELIMIT(mp);
|
|
|
|
out->qs_bwarnlimit = XFS_QI_BWARNLIMIT(mp);
|
|
|
|
out->qs_iwarnlimit = XFS_QI_IWARNLIMIT(mp);
|
|
|
|
}
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Adjust quota limits, and start/stop timers accordingly.
|
|
|
|
*/
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_scall_setqlim(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_dqid_t id,
|
|
|
|
uint type,
|
|
|
|
fs_disk_quota_t *newlim)
|
|
|
|
{
|
|
|
|
xfs_disk_dquot_t *ddq;
|
|
|
|
xfs_dquot_t *dqp;
|
|
|
|
xfs_trans_t *tp;
|
|
|
|
int error;
|
|
|
|
xfs_qcnt_t hard, soft;
|
|
|
|
|
|
|
|
if (!capable(CAP_SYS_ADMIN))
|
|
|
|
return XFS_ERROR(EPERM);
|
|
|
|
|
2005-06-21 01:49:06 -04:00
|
|
|
if ((newlim->d_fieldmask &
|
|
|
|
(FS_DQ_LIMIT_MASK|FS_DQ_TIMER_MASK|FS_DQ_WARNS_MASK)) == 0)
|
2005-04-16 18:20:36 -04:00
|
|
|
return (0);
|
|
|
|
|
|
|
|
tp = xfs_trans_alloc(mp, XFS_TRANS_QM_SETQLIM);
|
|
|
|
if ((error = xfs_trans_reserve(tp, 0, sizeof(xfs_disk_dquot_t) + 128,
|
|
|
|
0, 0, XFS_DEFAULT_LOG_COUNT))) {
|
|
|
|
xfs_trans_cancel(tp, 0);
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* We don't want to race with a quotaoff so take the quotaoff lock.
|
|
|
|
* (We don't hold an inode lock, so there's nothing else to stop
|
|
|
|
* a quotaoff from happening). (XXXThis doesn't currently happen
|
|
|
|
* because we take the vfslock before calling xfs_qm_sysent).
|
|
|
|
*/
|
2006-01-09 18:59:21 -05:00
|
|
|
mutex_lock(&(XFS_QI_QOFFLOCK(mp)));
|
2005-04-16 18:20:36 -04:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Get the dquot (locked), and join it to the transaction.
|
|
|
|
* Allocate the dquot if this doesn't exist.
|
|
|
|
*/
|
|
|
|
if ((error = xfs_qm_dqget(mp, NULL, id, type, XFS_QMOPT_DQALLOC, &dqp))) {
|
|
|
|
xfs_trans_cancel(tp, XFS_TRANS_ABORT);
|
|
|
|
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
|
|
|
|
ASSERT(error != ENOENT);
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
xfs_dqtrace_entry(dqp, "Q_SETQLIM: AFT DQGET");
|
|
|
|
xfs_trans_dqjoin(tp, dqp);
|
|
|
|
ddq = &dqp->q_core;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Make sure that hardlimits are >= soft limits before changing.
|
|
|
|
*/
|
|
|
|
hard = (newlim->d_fieldmask & FS_DQ_BHARD) ?
|
|
|
|
(xfs_qcnt_t) XFS_BB_TO_FSB(mp, newlim->d_blk_hardlimit) :
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(ddq->d_blk_hardlimit);
|
2005-04-16 18:20:36 -04:00
|
|
|
soft = (newlim->d_fieldmask & FS_DQ_BSOFT) ?
|
|
|
|
(xfs_qcnt_t) XFS_BB_TO_FSB(mp, newlim->d_blk_softlimit) :
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(ddq->d_blk_softlimit);
|
2005-04-16 18:20:36 -04:00
|
|
|
if (hard == 0 || hard >= soft) {
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_blk_hardlimit = cpu_to_be64(hard);
|
|
|
|
ddq->d_blk_softlimit = cpu_to_be64(soft);
|
2005-04-16 18:20:36 -04:00
|
|
|
if (id == 0) {
|
|
|
|
mp->m_quotainfo->qi_bhardlimit = hard;
|
|
|
|
mp->m_quotainfo->qi_bsoftlimit = soft;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
qdprintk("blkhard %Ld < blksoft %Ld\n", hard, soft);
|
|
|
|
}
|
|
|
|
hard = (newlim->d_fieldmask & FS_DQ_RTBHARD) ?
|
|
|
|
(xfs_qcnt_t) XFS_BB_TO_FSB(mp, newlim->d_rtb_hardlimit) :
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(ddq->d_rtb_hardlimit);
|
2005-04-16 18:20:36 -04:00
|
|
|
soft = (newlim->d_fieldmask & FS_DQ_RTBSOFT) ?
|
|
|
|
(xfs_qcnt_t) XFS_BB_TO_FSB(mp, newlim->d_rtb_softlimit) :
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(ddq->d_rtb_softlimit);
|
2005-04-16 18:20:36 -04:00
|
|
|
if (hard == 0 || hard >= soft) {
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_rtb_hardlimit = cpu_to_be64(hard);
|
|
|
|
ddq->d_rtb_softlimit = cpu_to_be64(soft);
|
2005-04-16 18:20:36 -04:00
|
|
|
if (id == 0) {
|
|
|
|
mp->m_quotainfo->qi_rtbhardlimit = hard;
|
|
|
|
mp->m_quotainfo->qi_rtbsoftlimit = soft;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
qdprintk("rtbhard %Ld < rtbsoft %Ld\n", hard, soft);
|
|
|
|
}
|
|
|
|
|
|
|
|
hard = (newlim->d_fieldmask & FS_DQ_IHARD) ?
|
|
|
|
(xfs_qcnt_t) newlim->d_ino_hardlimit :
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(ddq->d_ino_hardlimit);
|
2005-04-16 18:20:36 -04:00
|
|
|
soft = (newlim->d_fieldmask & FS_DQ_ISOFT) ?
|
|
|
|
(xfs_qcnt_t) newlim->d_ino_softlimit :
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(ddq->d_ino_softlimit);
|
2005-04-16 18:20:36 -04:00
|
|
|
if (hard == 0 || hard >= soft) {
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_ino_hardlimit = cpu_to_be64(hard);
|
|
|
|
ddq->d_ino_softlimit = cpu_to_be64(soft);
|
2005-04-16 18:20:36 -04:00
|
|
|
if (id == 0) {
|
|
|
|
mp->m_quotainfo->qi_ihardlimit = hard;
|
|
|
|
mp->m_quotainfo->qi_isoftlimit = soft;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
qdprintk("ihard %Ld < isoft %Ld\n", hard, soft);
|
|
|
|
}
|
|
|
|
|
2005-06-21 01:49:06 -04:00
|
|
|
/*
|
|
|
|
* Update warnings counter(s) if requested
|
|
|
|
*/
|
|
|
|
if (newlim->d_fieldmask & FS_DQ_BWARNS)
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_bwarns = cpu_to_be16(newlim->d_bwarns);
|
2005-06-21 01:49:06 -04:00
|
|
|
if (newlim->d_fieldmask & FS_DQ_IWARNS)
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_iwarns = cpu_to_be16(newlim->d_iwarns);
|
2005-06-21 01:49:06 -04:00
|
|
|
if (newlim->d_fieldmask & FS_DQ_RTBWARNS)
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_rtbwarns = cpu_to_be16(newlim->d_rtbwarns);
|
2005-06-21 01:49:06 -04:00
|
|
|
|
2005-04-16 18:20:36 -04:00
|
|
|
if (id == 0) {
|
|
|
|
/*
|
|
|
|
* Timelimits for the super user set the relative time
|
|
|
|
* the other users can be over quota for this file system.
|
|
|
|
* If it is zero a default is used. Ditto for the default
|
2005-06-21 01:49:06 -04:00
|
|
|
* soft and hard limit values (already done, above), and
|
|
|
|
* for warnings.
|
2005-04-16 18:20:36 -04:00
|
|
|
*/
|
|
|
|
if (newlim->d_fieldmask & FS_DQ_BTIMER) {
|
|
|
|
mp->m_quotainfo->qi_btimelimit = newlim->d_btimer;
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_btimer = cpu_to_be32(newlim->d_btimer);
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
if (newlim->d_fieldmask & FS_DQ_ITIMER) {
|
|
|
|
mp->m_quotainfo->qi_itimelimit = newlim->d_itimer;
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_itimer = cpu_to_be32(newlim->d_itimer);
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
if (newlim->d_fieldmask & FS_DQ_RTBTIMER) {
|
|
|
|
mp->m_quotainfo->qi_rtbtimelimit = newlim->d_rtbtimer;
|
2005-11-01 23:01:12 -05:00
|
|
|
ddq->d_rtbtimer = cpu_to_be32(newlim->d_rtbtimer);
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
2005-06-21 01:49:06 -04:00
|
|
|
if (newlim->d_fieldmask & FS_DQ_BWARNS)
|
|
|
|
mp->m_quotainfo->qi_bwarnlimit = newlim->d_bwarns;
|
|
|
|
if (newlim->d_fieldmask & FS_DQ_IWARNS)
|
|
|
|
mp->m_quotainfo->qi_iwarnlimit = newlim->d_iwarns;
|
|
|
|
if (newlim->d_fieldmask & FS_DQ_RTBWARNS)
|
|
|
|
mp->m_quotainfo->qi_rtbwarnlimit = newlim->d_rtbwarns;
|
|
|
|
} else {
|
2005-04-16 18:20:36 -04:00
|
|
|
/*
|
|
|
|
* If the user is now over quota, start the timelimit.
|
|
|
|
* The user will not be 'warned'.
|
|
|
|
* Note that we keep the timers ticking, whether enforcement
|
|
|
|
* is on or off. We don't really want to bother with iterating
|
|
|
|
* over all ondisk dquots and turning the timers on/off.
|
|
|
|
*/
|
|
|
|
xfs_qm_adjust_dqtimers(mp, ddq);
|
|
|
|
}
|
|
|
|
dqp->dq_flags |= XFS_DQ_DIRTY;
|
|
|
|
xfs_trans_log_dquot(tp, dqp);
|
|
|
|
|
|
|
|
xfs_dqtrace_entry(dqp, "Q_SETQLIM: COMMIT");
|
|
|
|
xfs_trans_commit(tp, 0, NULL);
|
|
|
|
xfs_qm_dqprint(dqp);
|
|
|
|
xfs_qm_dqrele(dqp);
|
|
|
|
mutex_unlock(&(XFS_QI_QOFFLOCK(mp)));
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_scall_getquota(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_dqid_t id,
|
|
|
|
uint type,
|
|
|
|
fs_disk_quota_t *out)
|
|
|
|
{
|
|
|
|
xfs_dquot_t *dqp;
|
|
|
|
int error;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Try to get the dquot. We don't want it allocated on disk, so
|
|
|
|
* we aren't passing the XFS_QMOPT_DOALLOC flag. If it doesn't
|
|
|
|
* exist, we'll get ENOENT back.
|
|
|
|
*/
|
|
|
|
if ((error = xfs_qm_dqget(mp, NULL, id, type, 0, &dqp))) {
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
xfs_dqtrace_entry(dqp, "Q_GETQUOTA SUCCESS");
|
|
|
|
/*
|
|
|
|
* If everything's NULL, this dquot doesn't quite exist as far as
|
|
|
|
* our utility programs are concerned.
|
|
|
|
*/
|
|
|
|
if (XFS_IS_DQUOT_UNINITIALIZED(dqp)) {
|
|
|
|
xfs_qm_dqput(dqp);
|
|
|
|
return XFS_ERROR(ENOENT);
|
|
|
|
}
|
|
|
|
/* xfs_qm_dqprint(dqp); */
|
|
|
|
/*
|
|
|
|
* Convert the disk dquot to the exportable format
|
|
|
|
*/
|
|
|
|
xfs_qm_export_dquot(mp, &dqp->q_core, out);
|
|
|
|
xfs_qm_dqput(dqp);
|
|
|
|
return (error ? XFS_ERROR(EFAULT) : 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_log_quotaoff_end(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_qoff_logitem_t *startqoff,
|
|
|
|
uint flags)
|
|
|
|
{
|
2005-06-21 01:38:48 -04:00
|
|
|
xfs_trans_t *tp;
|
2005-04-16 18:20:36 -04:00
|
|
|
int error;
|
2005-06-21 01:38:48 -04:00
|
|
|
xfs_qoff_logitem_t *qoffi;
|
2005-04-16 18:20:36 -04:00
|
|
|
|
|
|
|
tp = xfs_trans_alloc(mp, XFS_TRANS_QM_QUOTAOFF_END);
|
|
|
|
|
|
|
|
if ((error = xfs_trans_reserve(tp, 0, sizeof(xfs_qoff_logitem_t) * 2,
|
|
|
|
0, 0, XFS_DEFAULT_LOG_COUNT))) {
|
|
|
|
xfs_trans_cancel(tp, 0);
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
qoffi = xfs_trans_get_qoff_item(tp, startqoff,
|
|
|
|
flags & XFS_ALL_QUOTA_ACCT);
|
|
|
|
xfs_trans_log_quotaoff_item(tp, qoffi);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* We have to make sure that the transaction is secure on disk before we
|
|
|
|
* return and actually stop quota accounting. So, make it synchronous.
|
|
|
|
* We don't care about quotoff's performance.
|
|
|
|
*/
|
|
|
|
xfs_trans_set_sync(tp);
|
|
|
|
error = xfs_trans_commit(tp, 0, NULL);
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_log_quotaoff(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_qoff_logitem_t **qoffstartp,
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
xfs_trans_t *tp;
|
|
|
|
int error;
|
|
|
|
unsigned long s;
|
|
|
|
xfs_qoff_logitem_t *qoffi=NULL;
|
|
|
|
uint oldsbqflag=0;
|
|
|
|
|
|
|
|
tp = xfs_trans_alloc(mp, XFS_TRANS_QM_QUOTAOFF);
|
|
|
|
if ((error = xfs_trans_reserve(tp, 0,
|
|
|
|
sizeof(xfs_qoff_logitem_t) * 2 +
|
|
|
|
mp->m_sb.sb_sectsize + 128,
|
|
|
|
0,
|
|
|
|
0,
|
|
|
|
XFS_DEFAULT_LOG_COUNT))) {
|
|
|
|
goto error0;
|
|
|
|
}
|
|
|
|
|
|
|
|
qoffi = xfs_trans_get_qoff_item(tp, NULL, flags & XFS_ALL_QUOTA_ACCT);
|
|
|
|
xfs_trans_log_quotaoff_item(tp, qoffi);
|
|
|
|
|
|
|
|
s = XFS_SB_LOCK(mp);
|
|
|
|
oldsbqflag = mp->m_sb.sb_qflags;
|
|
|
|
mp->m_sb.sb_qflags = (mp->m_qflags & ~(flags)) & XFS_MOUNT_QUOTA_ALL;
|
|
|
|
XFS_SB_UNLOCK(mp, s);
|
|
|
|
|
|
|
|
xfs_mod_sb(tp, XFS_SB_QFLAGS);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* We have to make sure that the transaction is secure on disk before we
|
|
|
|
* return and actually stop quota accounting. So, make it synchronous.
|
|
|
|
* We don't care about quotoff's performance.
|
|
|
|
*/
|
|
|
|
xfs_trans_set_sync(tp);
|
|
|
|
error = xfs_trans_commit(tp, 0, NULL);
|
|
|
|
|
|
|
|
error0:
|
|
|
|
if (error) {
|
|
|
|
xfs_trans_cancel(tp, 0);
|
|
|
|
/*
|
|
|
|
* No one else is modifying sb_qflags, so this is OK.
|
|
|
|
* We still hold the quotaofflock.
|
|
|
|
*/
|
|
|
|
s = XFS_SB_LOCK(mp);
|
|
|
|
mp->m_sb.sb_qflags = oldsbqflag;
|
|
|
|
XFS_SB_UNLOCK(mp, s);
|
|
|
|
}
|
|
|
|
*qoffstartp = qoffi;
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Translate an internal style on-disk-dquot to the exportable format.
|
|
|
|
* The main differences are that the counters/limits are all in Basic
|
|
|
|
* Blocks (BBs) instead of the internal FSBs, and all on-disk data has
|
|
|
|
* to be converted to the native endianness.
|
|
|
|
*/
|
|
|
|
STATIC void
|
|
|
|
xfs_qm_export_dquot(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_disk_dquot_t *src,
|
|
|
|
struct fs_disk_quota *dst)
|
|
|
|
{
|
|
|
|
memset(dst, 0, sizeof(*dst));
|
|
|
|
dst->d_version = FS_DQUOT_VERSION; /* different from src->d_version */
|
2005-11-01 23:01:12 -05:00
|
|
|
dst->d_flags = xfs_qm_export_qtype_flags(src->d_flags);
|
|
|
|
dst->d_id = be32_to_cpu(src->d_id);
|
|
|
|
dst->d_blk_hardlimit =
|
|
|
|
XFS_FSB_TO_BB(mp, be64_to_cpu(src->d_blk_hardlimit));
|
|
|
|
dst->d_blk_softlimit =
|
|
|
|
XFS_FSB_TO_BB(mp, be64_to_cpu(src->d_blk_softlimit));
|
|
|
|
dst->d_ino_hardlimit = be64_to_cpu(src->d_ino_hardlimit);
|
|
|
|
dst->d_ino_softlimit = be64_to_cpu(src->d_ino_softlimit);
|
|
|
|
dst->d_bcount = XFS_FSB_TO_BB(mp, be64_to_cpu(src->d_bcount));
|
|
|
|
dst->d_icount = be64_to_cpu(src->d_icount);
|
|
|
|
dst->d_btimer = be32_to_cpu(src->d_btimer);
|
|
|
|
dst->d_itimer = be32_to_cpu(src->d_itimer);
|
|
|
|
dst->d_iwarns = be16_to_cpu(src->d_iwarns);
|
|
|
|
dst->d_bwarns = be16_to_cpu(src->d_bwarns);
|
|
|
|
dst->d_rtb_hardlimit =
|
|
|
|
XFS_FSB_TO_BB(mp, be64_to_cpu(src->d_rtb_hardlimit));
|
|
|
|
dst->d_rtb_softlimit =
|
|
|
|
XFS_FSB_TO_BB(mp, be64_to_cpu(src->d_rtb_softlimit));
|
|
|
|
dst->d_rtbcount = XFS_FSB_TO_BB(mp, be64_to_cpu(src->d_rtbcount));
|
|
|
|
dst->d_rtbtimer = be32_to_cpu(src->d_rtbtimer);
|
|
|
|
dst->d_rtbwarns = be16_to_cpu(src->d_rtbwarns);
|
2005-04-16 18:20:36 -04:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Internally, we don't reset all the timers when quota enforcement
|
|
|
|
* gets turned off. No need to confuse the userlevel code,
|
|
|
|
* so return zeroes in that case.
|
|
|
|
*/
|
|
|
|
if (! XFS_IS_QUOTA_ENFORCED(mp)) {
|
|
|
|
dst->d_btimer = 0;
|
|
|
|
dst->d_itimer = 0;
|
|
|
|
dst->d_rtbtimer = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef DEBUG
|
|
|
|
if (XFS_IS_QUOTA_ENFORCED(mp) && dst->d_id != 0) {
|
|
|
|
if (((int) dst->d_bcount >= (int) dst->d_blk_softlimit) &&
|
|
|
|
(dst->d_blk_softlimit > 0)) {
|
|
|
|
ASSERT(dst->d_btimer != 0);
|
|
|
|
}
|
|
|
|
if (((int) dst->d_icount >= (int) dst->d_ino_softlimit) &&
|
|
|
|
(dst->d_ino_softlimit > 0)) {
|
|
|
|
ASSERT(dst->d_itimer != 0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC uint
|
|
|
|
xfs_qm_import_qtype_flags(
|
2005-06-21 01:38:48 -04:00
|
|
|
uint uflags)
|
2005-04-16 18:20:36 -04:00
|
|
|
{
|
2005-06-21 01:38:48 -04:00
|
|
|
uint oflags = 0;
|
|
|
|
|
2005-04-16 18:20:36 -04:00
|
|
|
/*
|
2005-06-21 01:38:48 -04:00
|
|
|
* Can't be more than one, or none.
|
2005-04-16 18:20:36 -04:00
|
|
|
*/
|
|
|
|
if (((uflags & (XFS_GROUP_QUOTA | XFS_USER_QUOTA)) ==
|
2005-06-21 01:38:48 -04:00
|
|
|
(XFS_GROUP_QUOTA | XFS_USER_QUOTA)) ||
|
|
|
|
((uflags & (XFS_GROUP_QUOTA | XFS_PROJ_QUOTA)) ==
|
|
|
|
(XFS_GROUP_QUOTA | XFS_PROJ_QUOTA)) ||
|
|
|
|
((uflags & (XFS_USER_QUOTA | XFS_PROJ_QUOTA)) ==
|
|
|
|
(XFS_USER_QUOTA | XFS_PROJ_QUOTA)) ||
|
|
|
|
((uflags & (XFS_GROUP_QUOTA|XFS_USER_QUOTA|XFS_PROJ_QUOTA)) == 0))
|
2005-04-16 18:20:36 -04:00
|
|
|
return (0);
|
|
|
|
|
2005-06-21 01:38:48 -04:00
|
|
|
oflags |= (uflags & XFS_USER_QUOTA) ? XFS_DQ_USER : 0;
|
|
|
|
oflags |= (uflags & XFS_PROJ_QUOTA) ? XFS_DQ_PROJ : 0;
|
|
|
|
oflags |= (uflags & XFS_GROUP_QUOTA) ? XFS_DQ_GROUP: 0;
|
|
|
|
return oflags;
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
STATIC uint
|
|
|
|
xfs_qm_export_qtype_flags(
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
/*
|
2005-06-21 01:38:48 -04:00
|
|
|
* Can't be more than one, or none.
|
2005-04-16 18:20:36 -04:00
|
|
|
*/
|
2005-06-21 01:38:48 -04:00
|
|
|
ASSERT((flags & (XFS_PROJ_QUOTA | XFS_USER_QUOTA)) !=
|
|
|
|
(XFS_PROJ_QUOTA | XFS_USER_QUOTA));
|
|
|
|
ASSERT((flags & (XFS_PROJ_QUOTA | XFS_GROUP_QUOTA)) !=
|
|
|
|
(XFS_PROJ_QUOTA | XFS_GROUP_QUOTA));
|
|
|
|
ASSERT((flags & (XFS_USER_QUOTA | XFS_GROUP_QUOTA)) !=
|
|
|
|
(XFS_USER_QUOTA | XFS_GROUP_QUOTA));
|
|
|
|
ASSERT((flags & (XFS_PROJ_QUOTA|XFS_USER_QUOTA|XFS_GROUP_QUOTA)) != 0);
|
2005-04-16 18:20:36 -04:00
|
|
|
|
|
|
|
return (flags & XFS_DQ_USER) ?
|
2005-06-21 01:38:48 -04:00
|
|
|
XFS_USER_QUOTA : (flags & XFS_DQ_PROJ) ?
|
|
|
|
XFS_PROJ_QUOTA : XFS_GROUP_QUOTA;
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
STATIC uint
|
|
|
|
xfs_qm_import_flags(
|
|
|
|
uint uflags)
|
|
|
|
{
|
|
|
|
uint flags = 0;
|
|
|
|
|
|
|
|
if (uflags & XFS_QUOTA_UDQ_ACCT)
|
|
|
|
flags |= XFS_UQUOTA_ACCT;
|
2005-06-21 01:38:48 -04:00
|
|
|
if (uflags & XFS_QUOTA_PDQ_ACCT)
|
|
|
|
flags |= XFS_PQUOTA_ACCT;
|
2005-04-16 18:20:36 -04:00
|
|
|
if (uflags & XFS_QUOTA_GDQ_ACCT)
|
|
|
|
flags |= XFS_GQUOTA_ACCT;
|
|
|
|
if (uflags & XFS_QUOTA_UDQ_ENFD)
|
|
|
|
flags |= XFS_UQUOTA_ENFD;
|
2005-06-21 01:38:48 -04:00
|
|
|
if (uflags & (XFS_QUOTA_PDQ_ENFD|XFS_QUOTA_GDQ_ENFD))
|
|
|
|
flags |= XFS_OQUOTA_ENFD;
|
2005-04-16 18:20:36 -04:00
|
|
|
return (flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
STATIC uint
|
|
|
|
xfs_qm_export_flags(
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
uint uflags;
|
|
|
|
|
|
|
|
uflags = 0;
|
|
|
|
if (flags & XFS_UQUOTA_ACCT)
|
|
|
|
uflags |= XFS_QUOTA_UDQ_ACCT;
|
2005-06-21 01:38:48 -04:00
|
|
|
if (flags & XFS_PQUOTA_ACCT)
|
|
|
|
uflags |= XFS_QUOTA_PDQ_ACCT;
|
2005-04-16 18:20:36 -04:00
|
|
|
if (flags & XFS_GQUOTA_ACCT)
|
|
|
|
uflags |= XFS_QUOTA_GDQ_ACCT;
|
|
|
|
if (flags & XFS_UQUOTA_ENFD)
|
|
|
|
uflags |= XFS_QUOTA_UDQ_ENFD;
|
2005-06-21 01:38:48 -04:00
|
|
|
if (flags & (XFS_OQUOTA_ENFD)) {
|
|
|
|
uflags |= (flags & XFS_GQUOTA_ACCT) ?
|
|
|
|
XFS_QUOTA_GDQ_ENFD : XFS_QUOTA_PDQ_ENFD;
|
|
|
|
}
|
2005-04-16 18:20:36 -04:00
|
|
|
return (uflags);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Go thru all the inodes in the file system, releasing their dquots.
|
|
|
|
* Note that the mount structure gets modified to indicate that quotas are off
|
|
|
|
* AFTER this, in the case of quotaoff. This also gets called from
|
|
|
|
* xfs_rootumount.
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
xfs_qm_dqrele_all_inodes(
|
|
|
|
struct xfs_mount *mp,
|
|
|
|
uint flags)
|
|
|
|
{
|
|
|
|
xfs_inode_t *ip, *topino;
|
|
|
|
uint ireclaims;
|
|
|
|
vnode_t *vp;
|
|
|
|
boolean_t vnode_refd;
|
|
|
|
|
|
|
|
ASSERT(mp->m_quotainfo);
|
|
|
|
|
|
|
|
XFS_MOUNT_ILOCK(mp);
|
2005-09-02 02:24:19 -04:00
|
|
|
again:
|
2005-04-16 18:20:36 -04:00
|
|
|
ip = mp->m_inodes;
|
|
|
|
if (ip == NULL) {
|
|
|
|
XFS_MOUNT_IUNLOCK(mp);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
do {
|
|
|
|
/* Skip markers inserted by xfs_sync */
|
|
|
|
if (ip->i_mount == NULL) {
|
|
|
|
ip = ip->i_mnext;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
/* Root inode, rbmip and rsumip have associated blocks */
|
|
|
|
if (ip == XFS_QI_UQIP(mp) || ip == XFS_QI_GQIP(mp)) {
|
|
|
|
ASSERT(ip->i_udquot == NULL);
|
|
|
|
ASSERT(ip->i_gdquot == NULL);
|
|
|
|
ip = ip->i_mnext;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
vp = XFS_ITOV_NULL(ip);
|
|
|
|
if (!vp) {
|
|
|
|
ASSERT(ip->i_udquot == NULL);
|
|
|
|
ASSERT(ip->i_gdquot == NULL);
|
|
|
|
ip = ip->i_mnext;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
vnode_refd = B_FALSE;
|
|
|
|
if (xfs_ilock_nowait(ip, XFS_ILOCK_EXCL) == 0) {
|
|
|
|
ireclaims = mp->m_ireclaims;
|
|
|
|
topino = mp->m_inodes;
|
2005-09-02 02:24:19 -04:00
|
|
|
vp = vn_grab(vp);
|
|
|
|
if (!vp)
|
|
|
|
goto again;
|
2005-04-16 18:20:36 -04:00
|
|
|
|
2005-09-02 02:24:19 -04:00
|
|
|
XFS_MOUNT_IUNLOCK(mp);
|
2005-04-16 18:20:36 -04:00
|
|
|
/* XXX restart limit ? */
|
|
|
|
xfs_ilock(ip, XFS_ILOCK_EXCL);
|
|
|
|
vnode_refd = B_TRUE;
|
|
|
|
} else {
|
|
|
|
ireclaims = mp->m_ireclaims;
|
|
|
|
topino = mp->m_inodes;
|
|
|
|
XFS_MOUNT_IUNLOCK(mp);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* We don't keep the mountlock across the dqrele() call,
|
|
|
|
* since it can take a while..
|
|
|
|
*/
|
|
|
|
if ((flags & XFS_UQUOTA_ACCT) && ip->i_udquot) {
|
|
|
|
xfs_qm_dqrele(ip->i_udquot);
|
|
|
|
ip->i_udquot = NULL;
|
|
|
|
}
|
2005-06-21 01:38:48 -04:00
|
|
|
if (flags & (XFS_PQUOTA_ACCT|XFS_GQUOTA_ACCT) && ip->i_gdquot) {
|
2005-04-16 18:20:36 -04:00
|
|
|
xfs_qm_dqrele(ip->i_gdquot);
|
|
|
|
ip->i_gdquot = NULL;
|
|
|
|
}
|
|
|
|
xfs_iunlock(ip, XFS_ILOCK_EXCL);
|
|
|
|
/*
|
|
|
|
* Wait until we've dropped the ilock and mountlock to
|
|
|
|
* do the vn_rele. Or be condemned to an eternity in the
|
|
|
|
* inactive code in hell.
|
|
|
|
*/
|
|
|
|
if (vnode_refd)
|
|
|
|
VN_RELE(vp);
|
|
|
|
XFS_MOUNT_ILOCK(mp);
|
|
|
|
/*
|
|
|
|
* If an inode was inserted or removed, we gotta
|
|
|
|
* start over again.
|
|
|
|
*/
|
|
|
|
if (topino != mp->m_inodes || mp->m_ireclaims != ireclaims) {
|
|
|
|
/* XXX use a sentinel */
|
|
|
|
goto again;
|
|
|
|
}
|
|
|
|
ip = ip->i_mnext;
|
|
|
|
} while (ip != mp->m_inodes);
|
|
|
|
|
|
|
|
XFS_MOUNT_IUNLOCK(mp);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------------*/
|
|
|
|
#ifdef DEBUG
|
|
|
|
/*
|
|
|
|
* This contains all the test functions for XFS disk quotas.
|
|
|
|
* Currently it does a quota accounting check. ie. it walks through
|
|
|
|
* all inodes in the file system, calculating the dquot accounting fields,
|
|
|
|
* and prints out any inconsistencies.
|
|
|
|
*/
|
|
|
|
xfs_dqhash_t *qmtest_udqtab;
|
|
|
|
xfs_dqhash_t *qmtest_gdqtab;
|
|
|
|
int qmtest_hashmask;
|
|
|
|
int qmtest_nfails;
|
|
|
|
mutex_t qcheck_lock;
|
|
|
|
|
|
|
|
#define DQTEST_HASHVAL(mp, id) (((__psunsigned_t)(mp) + \
|
|
|
|
(__psunsigned_t)(id)) & \
|
|
|
|
(qmtest_hashmask - 1))
|
|
|
|
|
|
|
|
#define DQTEST_HASH(mp, id, type) ((type & XFS_DQ_USER) ? \
|
|
|
|
(qmtest_udqtab + \
|
|
|
|
DQTEST_HASHVAL(mp, id)) : \
|
|
|
|
(qmtest_gdqtab + \
|
|
|
|
DQTEST_HASHVAL(mp, id)))
|
|
|
|
|
|
|
|
#define DQTEST_LIST_PRINT(l, NXT, title) \
|
|
|
|
{ \
|
|
|
|
xfs_dqtest_t *dqp; int i = 0;\
|
|
|
|
cmn_err(CE_DEBUG, "%s (#%d)", title, (int) (l)->qh_nelems); \
|
|
|
|
for (dqp = (xfs_dqtest_t *)(l)->qh_next; dqp != NULL; \
|
|
|
|
dqp = (xfs_dqtest_t *)dqp->NXT) { \
|
|
|
|
cmn_err(CE_DEBUG, " %d. \"%d (%s)\" bcnt = %d, icnt = %d", \
|
|
|
|
++i, dqp->d_id, DQFLAGTO_TYPESTR(dqp), \
|
|
|
|
dqp->d_bcount, dqp->d_icount); } \
|
|
|
|
}
|
|
|
|
|
|
|
|
typedef struct dqtest {
|
|
|
|
xfs_dqmarker_t q_lists;
|
|
|
|
xfs_dqhash_t *q_hash; /* the hashchain header */
|
|
|
|
xfs_mount_t *q_mount; /* filesystem this relates to */
|
|
|
|
xfs_dqid_t d_id; /* user id or group id */
|
|
|
|
xfs_qcnt_t d_bcount; /* # disk blocks owned by the user */
|
|
|
|
xfs_qcnt_t d_icount; /* # inodes owned by the user */
|
|
|
|
} xfs_dqtest_t;
|
|
|
|
|
|
|
|
STATIC void
|
|
|
|
xfs_qm_hashinsert(xfs_dqhash_t *h, xfs_dqtest_t *dqp)
|
|
|
|
{
|
|
|
|
xfs_dquot_t *d;
|
|
|
|
if (((d) = (h)->qh_next))
|
|
|
|
(d)->HL_PREVP = &((dqp)->HL_NEXT);
|
|
|
|
(dqp)->HL_NEXT = d;
|
|
|
|
(dqp)->HL_PREVP = &((h)->qh_next);
|
|
|
|
(h)->qh_next = (xfs_dquot_t *)dqp;
|
|
|
|
(h)->qh_version++;
|
|
|
|
(h)->qh_nelems++;
|
|
|
|
}
|
|
|
|
STATIC void
|
|
|
|
xfs_qm_dqtest_print(
|
|
|
|
xfs_dqtest_t *d)
|
|
|
|
{
|
|
|
|
cmn_err(CE_DEBUG, "-----------DQTEST DQUOT----------------");
|
|
|
|
cmn_err(CE_DEBUG, "---- dquot ID = %d", d->d_id);
|
|
|
|
cmn_err(CE_DEBUG, "---- fs = 0x%p", d->q_mount);
|
|
|
|
cmn_err(CE_DEBUG, "---- bcount = %Lu (0x%x)",
|
|
|
|
d->d_bcount, (int)d->d_bcount);
|
|
|
|
cmn_err(CE_DEBUG, "---- icount = %Lu (0x%x)",
|
|
|
|
d->d_icount, (int)d->d_icount);
|
|
|
|
cmn_err(CE_DEBUG, "---------------------------");
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC void
|
|
|
|
xfs_qm_dqtest_failed(
|
|
|
|
xfs_dqtest_t *d,
|
|
|
|
xfs_dquot_t *dqp,
|
|
|
|
char *reason,
|
|
|
|
xfs_qcnt_t a,
|
|
|
|
xfs_qcnt_t b,
|
|
|
|
int error)
|
|
|
|
{
|
|
|
|
qmtest_nfails++;
|
|
|
|
if (error)
|
|
|
|
cmn_err(CE_DEBUG, "quotacheck failed id=%d, err=%d\nreason: %s",
|
2005-11-01 23:01:12 -05:00
|
|
|
d->d_id, error, reason);
|
2005-04-16 18:20:36 -04:00
|
|
|
else
|
|
|
|
cmn_err(CE_DEBUG, "quotacheck failed id=%d (%s) [%d != %d]",
|
2005-11-01 23:01:12 -05:00
|
|
|
d->d_id, reason, (int)a, (int)b);
|
2005-04-16 18:20:36 -04:00
|
|
|
xfs_qm_dqtest_print(d);
|
|
|
|
if (dqp)
|
|
|
|
xfs_qm_dqprint(dqp);
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_dqtest_cmp2(
|
|
|
|
xfs_dqtest_t *d,
|
|
|
|
xfs_dquot_t *dqp)
|
|
|
|
{
|
|
|
|
int err = 0;
|
2005-11-01 23:01:12 -05:00
|
|
|
if (be64_to_cpu(dqp->q_core.d_icount) != d->d_icount) {
|
2005-04-16 18:20:36 -04:00
|
|
|
xfs_qm_dqtest_failed(d, dqp, "icount mismatch",
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(dqp->q_core.d_icount),
|
2005-04-16 18:20:36 -04:00
|
|
|
d->d_icount, 0);
|
|
|
|
err++;
|
|
|
|
}
|
2005-11-01 23:01:12 -05:00
|
|
|
if (be64_to_cpu(dqp->q_core.d_bcount) != d->d_bcount) {
|
2005-04-16 18:20:36 -04:00
|
|
|
xfs_qm_dqtest_failed(d, dqp, "bcount mismatch",
|
2005-11-01 23:01:12 -05:00
|
|
|
be64_to_cpu(dqp->q_core.d_bcount),
|
2005-04-16 18:20:36 -04:00
|
|
|
d->d_bcount, 0);
|
|
|
|
err++;
|
|
|
|
}
|
2005-11-01 23:01:12 -05:00
|
|
|
if (dqp->q_core.d_blk_softlimit &&
|
|
|
|
be64_to_cpu(dqp->q_core.d_bcount) >=
|
|
|
|
be64_to_cpu(dqp->q_core.d_blk_softlimit)) {
|
2005-04-16 18:20:36 -04:00
|
|
|
if (!dqp->q_core.d_btimer && dqp->q_core.d_id) {
|
|
|
|
cmn_err(CE_DEBUG,
|
|
|
|
"%d [%s] [0x%p] BLK TIMER NOT STARTED",
|
|
|
|
d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
|
|
|
|
err++;
|
|
|
|
}
|
|
|
|
}
|
2005-11-01 23:01:12 -05:00
|
|
|
if (dqp->q_core.d_ino_softlimit &&
|
|
|
|
be64_to_cpu(dqp->q_core.d_icount) >=
|
|
|
|
be64_to_cpu(dqp->q_core.d_ino_softlimit)) {
|
2005-04-16 18:20:36 -04:00
|
|
|
if (!dqp->q_core.d_itimer && dqp->q_core.d_id) {
|
|
|
|
cmn_err(CE_DEBUG,
|
|
|
|
"%d [%s] [0x%p] INO TIMER NOT STARTED",
|
|
|
|
d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
|
|
|
|
err++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#ifdef QUOTADEBUG
|
|
|
|
if (!err) {
|
|
|
|
cmn_err(CE_DEBUG, "%d [%s] [0x%p] qchecked",
|
2005-06-21 01:38:48 -04:00
|
|
|
d->d_id, DQFLAGTO_TYPESTR(d), d->q_mount);
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
#endif
|
|
|
|
return (err);
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC void
|
|
|
|
xfs_dqtest_cmp(
|
|
|
|
xfs_dqtest_t *d)
|
|
|
|
{
|
|
|
|
xfs_dquot_t *dqp;
|
|
|
|
int error;
|
|
|
|
|
|
|
|
/* xfs_qm_dqtest_print(d); */
|
|
|
|
if ((error = xfs_qm_dqget(d->q_mount, NULL, d->d_id, d->dq_flags, 0,
|
|
|
|
&dqp))) {
|
|
|
|
xfs_qm_dqtest_failed(d, NULL, "dqget failed", 0, 0, error);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
xfs_dqtest_cmp2(d, dqp);
|
|
|
|
xfs_qm_dqput(dqp);
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_internalqcheck_dqget(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_dqid_t id,
|
|
|
|
uint type,
|
|
|
|
xfs_dqtest_t **O_dq)
|
|
|
|
{
|
|
|
|
xfs_dqtest_t *d;
|
|
|
|
xfs_dqhash_t *h;
|
|
|
|
|
|
|
|
h = DQTEST_HASH(mp, id, type);
|
|
|
|
for (d = (xfs_dqtest_t *) h->qh_next; d != NULL;
|
|
|
|
d = (xfs_dqtest_t *) d->HL_NEXT) {
|
|
|
|
/* DQTEST_LIST_PRINT(h, HL_NEXT, "@@@@@ dqtestlist @@@@@"); */
|
|
|
|
if (d->d_id == id && mp == d->q_mount) {
|
|
|
|
*O_dq = d;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
d = kmem_zalloc(sizeof(xfs_dqtest_t), KM_SLEEP);
|
|
|
|
d->dq_flags = type;
|
|
|
|
d->d_id = id;
|
|
|
|
d->q_mount = mp;
|
|
|
|
d->q_hash = h;
|
|
|
|
xfs_qm_hashinsert(h, d);
|
|
|
|
*O_dq = d;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC void
|
|
|
|
xfs_qm_internalqcheck_get_dquots(
|
|
|
|
xfs_mount_t *mp,
|
|
|
|
xfs_dqid_t uid,
|
2005-06-21 01:38:48 -04:00
|
|
|
xfs_dqid_t projid,
|
2005-04-16 18:20:36 -04:00
|
|
|
xfs_dqid_t gid,
|
|
|
|
xfs_dqtest_t **ud,
|
|
|
|
xfs_dqtest_t **gd)
|
|
|
|
{
|
|
|
|
if (XFS_IS_UQUOTA_ON(mp))
|
|
|
|
xfs_qm_internalqcheck_dqget(mp, uid, XFS_DQ_USER, ud);
|
|
|
|
if (XFS_IS_GQUOTA_ON(mp))
|
|
|
|
xfs_qm_internalqcheck_dqget(mp, gid, XFS_DQ_GROUP, gd);
|
2005-06-21 01:38:48 -04:00
|
|
|
else if (XFS_IS_PQUOTA_ON(mp))
|
|
|
|
xfs_qm_internalqcheck_dqget(mp, projid, XFS_DQ_PROJ, gd);
|
2005-04-16 18:20:36 -04:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
STATIC void
|
|
|
|
xfs_qm_internalqcheck_dqadjust(
|
|
|
|
xfs_inode_t *ip,
|
|
|
|
xfs_dqtest_t *d)
|
|
|
|
{
|
|
|
|
d->d_icount++;
|
|
|
|
d->d_bcount += (xfs_qcnt_t)ip->i_d.di_nblocks;
|
|
|
|
}
|
|
|
|
|
|
|
|
STATIC int
|
|
|
|
xfs_qm_internalqcheck_adjust(
|
|
|
|
xfs_mount_t *mp, /* mount point for filesystem */
|
|
|
|
xfs_ino_t ino, /* inode number to get data for */
|
|
|
|
void __user *buffer, /* not used */
|
|
|
|
int ubsize, /* not used */
|
|
|
|
void *private_data, /* not used */
|
|
|
|
xfs_daddr_t bno, /* starting block of inode cluster */
|
|
|
|
int *ubused, /* not used */
|
|
|
|
void *dip, /* not used */
|
|
|
|
int *res) /* bulkstat result code */
|
|
|
|
{
|
|
|
|
xfs_inode_t *ip;
|
|
|
|
xfs_dqtest_t *ud, *gd;
|
|
|
|
uint lock_flags;
|
|
|
|
boolean_t ipreleased;
|
|
|
|
int error;
|
|
|
|
|
|
|
|
ASSERT(XFS_IS_QUOTA_RUNNING(mp));
|
|
|
|
|
|
|
|
if (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino) {
|
|
|
|
*res = BULKSTAT_RV_NOTHING;
|
|
|
|
qdprintk("internalqcheck: ino=%llu, uqino=%llu, gqino=%llu\n",
|
|
|
|
(unsigned long long) ino,
|
|
|
|
(unsigned long long) mp->m_sb.sb_uquotino,
|
|
|
|
(unsigned long long) mp->m_sb.sb_gquotino);
|
|
|
|
return XFS_ERROR(EINVAL);
|
|
|
|
}
|
|
|
|
ipreleased = B_FALSE;
|
|
|
|
again:
|
|
|
|
lock_flags = XFS_ILOCK_SHARED;
|
|
|
|
if ((error = xfs_iget(mp, NULL, ino, 0, lock_flags, &ip, bno))) {
|
|
|
|
*res = BULKSTAT_RV_NOTHING;
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (ip->i_d.di_mode == 0) {
|
|
|
|
xfs_iput_new(ip, lock_flags);
|
|
|
|
*res = BULKSTAT_RV_NOTHING;
|
|
|
|
return XFS_ERROR(ENOENT);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* This inode can have blocks after eof which can get released
|
|
|
|
* when we send it to inactive. Since we don't check the dquot
|
|
|
|
* until the after all our calculations are done, we must get rid
|
|
|
|
* of those now.
|
|
|
|
*/
|
|
|
|
if (! ipreleased) {
|
|
|
|
xfs_iput(ip, lock_flags);
|
|
|
|
ipreleased = B_TRUE;
|
|
|
|
goto again;
|
|
|
|
}
|
|
|
|
xfs_qm_internalqcheck_get_dquots(mp,
|
|
|
|
(xfs_dqid_t) ip->i_d.di_uid,
|
2005-06-21 01:38:48 -04:00
|
|
|
(xfs_dqid_t) ip->i_d.di_projid,
|
2005-04-16 18:20:36 -04:00
|
|
|
(xfs_dqid_t) ip->i_d.di_gid,
|
|
|
|
&ud, &gd);
|
|
|
|
if (XFS_IS_UQUOTA_ON(mp)) {
|
|
|
|
ASSERT(ud);
|
|
|
|
xfs_qm_internalqcheck_dqadjust(ip, ud);
|
|
|
|
}
|
2005-06-21 01:38:48 -04:00
|
|
|
if (XFS_IS_OQUOTA_ON(mp)) {
|
2005-04-16 18:20:36 -04:00
|
|
|
ASSERT(gd);
|
|
|
|
xfs_qm_internalqcheck_dqadjust(ip, gd);
|
|
|
|
}
|
|
|
|
xfs_iput(ip, lock_flags);
|
|
|
|
*res = BULKSTAT_RV_DIDONE;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* PRIVATE, debugging */
|
|
|
|
int
|
|
|
|
xfs_qm_internalqcheck(
|
|
|
|
xfs_mount_t *mp)
|
|
|
|
{
|
|
|
|
xfs_ino_t lastino;
|
|
|
|
int done, count;
|
|
|
|
int i;
|
|
|
|
xfs_dqtest_t *d, *e;
|
|
|
|
xfs_dqhash_t *h1;
|
|
|
|
int error;
|
|
|
|
|
|
|
|
lastino = 0;
|
|
|
|
qmtest_hashmask = 32;
|
|
|
|
count = 5;
|
|
|
|
done = 0;
|
|
|
|
qmtest_nfails = 0;
|
|
|
|
|
|
|
|
if (! XFS_IS_QUOTA_ON(mp))
|
|
|
|
return XFS_ERROR(ESRCH);
|
|
|
|
|
|
|
|
xfs_log_force(mp, (xfs_lsn_t)0, XFS_LOG_FORCE | XFS_LOG_SYNC);
|
|
|
|
XFS_bflush(mp->m_ddev_targp);
|
|
|
|
xfs_log_force(mp, (xfs_lsn_t)0, XFS_LOG_FORCE | XFS_LOG_SYNC);
|
|
|
|
XFS_bflush(mp->m_ddev_targp);
|
|
|
|
|
2006-01-09 18:59:21 -05:00
|
|
|
mutex_lock(&qcheck_lock);
|
2005-04-16 18:20:36 -04:00
|
|
|
/* There should be absolutely no quota activity while this
|
|
|
|
is going on. */
|
|
|
|
qmtest_udqtab = kmem_zalloc(qmtest_hashmask *
|
|
|
|
sizeof(xfs_dqhash_t), KM_SLEEP);
|
|
|
|
qmtest_gdqtab = kmem_zalloc(qmtest_hashmask *
|
|
|
|
sizeof(xfs_dqhash_t), KM_SLEEP);
|
|
|
|
do {
|
|
|
|
/*
|
|
|
|
* Iterate thru all the inodes in the file system,
|
|
|
|
* adjusting the corresponding dquot counters
|
|
|
|
*/
|
|
|
|
if ((error = xfs_bulkstat(mp, &lastino, &count,
|
|
|
|
xfs_qm_internalqcheck_adjust, NULL,
|
|
|
|
0, NULL, BULKSTAT_FG_IGET, &done))) {
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} while (! done);
|
|
|
|
if (error) {
|
|
|
|
cmn_err(CE_DEBUG, "Bulkstat returned error 0x%x", error);
|
|
|
|
}
|
|
|
|
cmn_err(CE_DEBUG, "Checking results against system dquots");
|
|
|
|
for (i = 0; i < qmtest_hashmask; i++) {
|
|
|
|
h1 = &qmtest_udqtab[i];
|
|
|
|
for (d = (xfs_dqtest_t *) h1->qh_next; d != NULL; ) {
|
|
|
|
xfs_dqtest_cmp(d);
|
|
|
|
e = (xfs_dqtest_t *) d->HL_NEXT;
|
|
|
|
kmem_free(d, sizeof(xfs_dqtest_t));
|
|
|
|
d = e;
|
|
|
|
}
|
|
|
|
h1 = &qmtest_gdqtab[i];
|
|
|
|
for (d = (xfs_dqtest_t *) h1->qh_next; d != NULL; ) {
|
|
|
|
xfs_dqtest_cmp(d);
|
|
|
|
e = (xfs_dqtest_t *) d->HL_NEXT;
|
|
|
|
kmem_free(d, sizeof(xfs_dqtest_t));
|
|
|
|
d = e;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (qmtest_nfails) {
|
|
|
|
cmn_err(CE_DEBUG, "******** quotacheck failed ********");
|
|
|
|
cmn_err(CE_DEBUG, "failures = %d", qmtest_nfails);
|
|
|
|
} else {
|
|
|
|
cmn_err(CE_DEBUG, "******** quotacheck successful! ********");
|
|
|
|
}
|
|
|
|
kmem_free(qmtest_udqtab, qmtest_hashmask * sizeof(xfs_dqhash_t));
|
|
|
|
kmem_free(qmtest_gdqtab, qmtest_hashmask * sizeof(xfs_dqhash_t));
|
|
|
|
mutex_unlock(&qcheck_lock);
|
|
|
|
return (qmtest_nfails);
|
|
|
|
}
|
|
|
|
|
|
|
|
#endif /* DEBUG */
|