fs/xfs/xfs_qm_syscalls.c

24 	xfs_mount_t		*mp,
32 	if ((mp->m_qflags & flags) == 0)
40 		xfs_info(mp, "disabling of quota accounting not supported.");
42 	mutex_lock(&mp->m_quotainfo->qi_quotaofflock);
43 	mp->m_qflags &= ~(flags & XFS_ALL_QUOTA_ENFD);
44 	spin_lock(&mp->m_sb_lock);
45 	mp->m_sb.sb_qflags = mp->m_qflags;
46 	spin_unlock(&mp->m_sb_lock);
47 	mutex_unlock(&mp->m_quotainfo->qi_quotaofflock);
50 	return xfs_sync_sb(mp, false);
55 	struct xfs_mount	*mp,
65 	error = xfs_iget(mp, NULL, ino, 0, 0, &ip);
71 	error = xfs_trans_alloc(mp, &M_RES(mp)->tr_itruncate, 0, 0, 0, &tp);
103 	xfs_mount_t	*mp,
108 	if (!xfs_has_quota(mp) || flags == 0 ||
110 		xfs_debug(mp, "%s: flags=%x m_qflags=%x",
111 			__func__, flags, mp->m_qflags);
116 		error = xfs_qm_scall_trunc_qfile(mp, mp->m_sb.sb_uquotino);
121 		error = xfs_qm_scall_trunc_qfile(mp, mp->m_sb.sb_gquotino);
126 		error = xfs_qm_scall_trunc_qfile(mp, mp->m_sb.sb_pquotino);
138 	xfs_mount_t	*mp,
151 		xfs_debug(mp, "%s: zero flags, m_qflags=%x",
152 			__func__, mp->m_qflags);
161 	if (((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) == 0 &&
163 	    ((mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) == 0 &&
165 	    ((mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) == 0 &&
167 		xfs_debug(mp,
169 			__func__, flags, mp->m_sb.sb_qflags);
175 	if ((mp->m_qflags & flags) == flags)
179 	 * Change sb_qflags on disk but not incore mp->qflags
182 	spin_lock(&mp->m_sb_lock);
183 	qf = mp->m_sb.sb_qflags;
184 	mp->m_sb.sb_qflags = qf | flags;
185 	spin_unlock(&mp->m_sb_lock);
193 	error = xfs_sync_sb(mp, false);
199 	if  (((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) !=
200 	     (mp->m_qflags & XFS_UQUOTA_ACCT)) ||
201 	     ((mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) !=
202 	     (mp->m_qflags & XFS_PQUOTA_ACCT)) ||
203 	     ((mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) !=
204 	     (mp->m_qflags & XFS_GQUOTA_ACCT)))
207 	if (!XFS_IS_QUOTA_ON(mp))
213 	mutex_lock(&mp->m_quotainfo->qi_quotaofflock);
214 	mp->m_qflags |= (flags & XFS_ALL_QUOTA_ENFD);
215 	mutex_unlock(&mp->m_quotainfo->qi_quotaofflock);
228 	struct xfs_mount	*mp,
237 		xfs_debug(mp, "%shard %lld < %ssoft %lld", tag, hard, tag,
254 	struct xfs_mount	*mp,
265 		res->timer = xfs_dquot_set_timeout(mp, timer);
274 	struct xfs_mount	*mp,
279 	struct xfs_quotainfo	*q = mp->m_quotainfo;
300 	error = xfs_qm_dqget(mp, id, type, true, &dqp);
309 	error = xfs_trans_alloc(mp, &M_RES(mp)->tr_qm_setqlim, 0, 0, 0, &tp);
335 		(xfs_qcnt_t) XFS_B_TO_FSB(mp, newlim->d_spc_hardlimit) :
338 		(xfs_qcnt_t) XFS_B_TO_FSB(mp, newlim->d_spc_softlimit) :
343 	if (xfs_setqlim_limits(mp, res, qlim, hard, soft, "blk"))
346 		xfs_setqlim_timer(mp, res, qlim, newlim->d_spc_timer);
350 		(xfs_qcnt_t) XFS_B_TO_FSB(mp, newlim->d_rt_spc_hardlimit) :
353 		(xfs_qcnt_t) XFS_B_TO_FSB(mp, newlim->d_rt_spc_softlimit) :
358 	xfs_setqlim_limits(mp, res, qlim, hard, soft, "rtb");
360 		xfs_setqlim_timer(mp, res, qlim, newlim->d_rt_spc_timer);
372 	xfs_setqlim_limits(mp, res, qlim, hard, soft, "ino");
374 		xfs_setqlim_timer(mp, res, qlim, newlim->d_ino_timer);
399 	struct xfs_mount	*mp,
405 	dst->d_spc_hardlimit = XFS_FSB_TO_B(mp, dqp->q_blk.hardlimit);
406 	dst->d_spc_softlimit = XFS_FSB_TO_B(mp, dqp->q_blk.softlimit);
409 	dst->d_space = XFS_FSB_TO_B(mp, dqp->q_blk.reserved);
415 	dst->d_rt_spc_hardlimit = XFS_FSB_TO_B(mp, dqp->q_rtb.hardlimit);
416 	dst->d_rt_spc_softlimit = XFS_FSB_TO_B(mp, dqp->q_rtb.softlimit);
417 	dst->d_rt_space = XFS_FSB_TO_B(mp, dqp->q_rtb.reserved);
449 	struct xfs_mount	*mp,
462 		xfs_inodegc_push(mp);
468 	error = xfs_qm_dqget(mp, id, type, false, &dqp);
481 	xfs_qm_scall_getquota_fill_qc(mp, type, dqp, dst);
494 	struct xfs_mount	*mp,
504 		xfs_inodegc_push(mp);
506 	error = xfs_qm_dqget_next(mp, *id, type, &dqp);
513 	xfs_qm_scall_getquota_fill_qc(mp, type, dqp, dst);