40 STATIC void	xfs_qm_dqfree_one(struct xfs_dquot *dqp);
54 	int			(*execute)(struct xfs_dquot *dqp, void *data),  in xfs_qm_dquot_walk()  argument
83 			struct xfs_dquot *dqp = batch[i];  in xfs_qm_dquot_walk()  local
85 			next_index = dqp->q_id + 1;  in xfs_qm_dquot_walk()
122 	struct xfs_dquot	*dqp,  in xfs_qm_dqpurge()  argument
125 	struct xfs_quotainfo	*qi = dqp->q_mount->m_quotainfo;  in xfs_qm_dqpurge()
128 	xfs_dqlock(dqp);  in xfs_qm_dqpurge()
129 	if ((dqp->q_flags & XFS_DQFLAG_FREEING) || dqp->q_nrefs != 0)  in xfs_qm_dqpurge()
132 	dqp->q_flags |= XFS_DQFLAG_FREEING;  in xfs_qm_dqpurge()
134 	xfs_dqflock(dqp);  in xfs_qm_dqpurge()
141 	if (XFS_DQ_IS_DIRTY(dqp)) {  in xfs_qm_dqpurge()
148 		error = xfs_qm_dqflush(dqp, &bp);  in xfs_qm_dqpurge()
153 			dqp->q_flags &= ~XFS_DQFLAG_FREEING;  in xfs_qm_dqpurge()
156 		xfs_dqflock(dqp);  in xfs_qm_dqpurge()
159 	ASSERT(atomic_read(&dqp->q_pincount) == 0);  in xfs_qm_dqpurge()
160 	ASSERT(xlog_is_shutdown(dqp->q_logitem.qli_item.li_log) ||  in xfs_qm_dqpurge()
161 		!test_bit(XFS_LI_IN_AIL, &dqp->q_logitem.qli_item.li_flags));  in xfs_qm_dqpurge()
163 	xfs_dqfunlock(dqp);  in xfs_qm_dqpurge()
164 	xfs_dqunlock(dqp);  in xfs_qm_dqpurge()
166 	radix_tree_delete(xfs_dquot_tree(qi, xfs_dquot_type(dqp)), dqp->q_id);  in xfs_qm_dqpurge()
173 	ASSERT(!list_empty(&dqp->q_lru));  in xfs_qm_dqpurge()
174 	list_lru_del(&qi->qi_lru, &dqp->q_lru);  in xfs_qm_dqpurge()
175 	XFS_STATS_DEC(dqp->q_mount, xs_qm_dquot_unused);  in xfs_qm_dqpurge()
177 	xfs_qm_dqdestroy(dqp);  in xfs_qm_dqpurge()
181 	xfs_dqunlock(dqp);  in xfs_qm_dqpurge()
254 	struct xfs_dquot	*dqp;  in xfs_qm_dqattach_one()  local
265 	dqp = *IO_idqpp;  in xfs_qm_dqattach_one()
266 	if (dqp) {  in xfs_qm_dqattach_one()
267 		trace_xfs_dqattach_found(dqp);  in xfs_qm_dqattach_one()
277 	error = xfs_qm_dqget_inode(ip, type, doalloc, &dqp);  in xfs_qm_dqattach_one()
281 	trace_xfs_dqattach_get(dqp);  in xfs_qm_dqattach_one()
287 	*IO_idqpp = dqp;  in xfs_qm_dqattach_one()
288 	xfs_dqunlock(dqp);  in xfs_qm_dqattach_one()
418 	struct xfs_dquot	*dqp = container_of(item,  in xfs_qm_dquot_isolate()  local
422 	if (!xfs_dqlock_nowait(dqp))  in xfs_qm_dquot_isolate()
430 	if (dqp->q_flags & XFS_DQFLAG_FREEING)  in xfs_qm_dquot_isolate()
437 	if (dqp->q_nrefs) {  in xfs_qm_dquot_isolate()
438 		xfs_dqunlock(dqp);  in xfs_qm_dquot_isolate()
439 		XFS_STATS_INC(dqp->q_mount, xs_qm_dqwants);  in xfs_qm_dquot_isolate()
441 		trace_xfs_dqreclaim_want(dqp);  in xfs_qm_dquot_isolate()
442 		list_lru_isolate(lru, &dqp->q_lru);  in xfs_qm_dquot_isolate()
443 		XFS_STATS_DEC(dqp->q_mount, xs_qm_dquot_unused);  in xfs_qm_dquot_isolate()
452 	if (!xfs_dqflock_nowait(dqp))  in xfs_qm_dquot_isolate()
455 	if (XFS_DQ_IS_DIRTY(dqp)) {  in xfs_qm_dquot_isolate()
459 		trace_xfs_dqreclaim_dirty(dqp);  in xfs_qm_dquot_isolate()
464 		error = xfs_qm_dqflush(dqp, &bp);  in xfs_qm_dquot_isolate()
472 	xfs_dqfunlock(dqp);  in xfs_qm_dquot_isolate()
477 	dqp->q_flags |= XFS_DQFLAG_FREEING;  in xfs_qm_dquot_isolate()
478 	xfs_dqunlock(dqp);  in xfs_qm_dquot_isolate()
480 	ASSERT(dqp->q_nrefs == 0);  in xfs_qm_dquot_isolate()
481 	list_lru_isolate_move(lru, &dqp->q_lru, &isol->dispose);  in xfs_qm_dquot_isolate()
482 	XFS_STATS_DEC(dqp->q_mount, xs_qm_dquot_unused);  in xfs_qm_dquot_isolate()
483 	trace_xfs_dqreclaim_done(dqp);  in xfs_qm_dquot_isolate()
484 	XFS_STATS_INC(dqp->q_mount, xs_qm_dqreclaims);  in xfs_qm_dquot_isolate()
488 	xfs_dqunlock(dqp);  in xfs_qm_dquot_isolate()
490 	trace_xfs_dqreclaim_busy(dqp);  in xfs_qm_dquot_isolate()
491 	XFS_STATS_INC(dqp->q_mount, xs_qm_dqreclaim_misses);  in xfs_qm_dquot_isolate()
495 	trace_xfs_dqreclaim_busy(dqp);  in xfs_qm_dquot_isolate()
496 	XFS_STATS_INC(dqp->q_mount, xs_qm_dqreclaim_misses);  in xfs_qm_dquot_isolate()
497 	xfs_dqunlock(dqp);  in xfs_qm_dquot_isolate()
527 		struct xfs_dquot	*dqp;  in xfs_qm_shrink_scan()  local
529 		dqp = list_first_entry(&isol.dispose, struct xfs_dquot, q_lru);  in xfs_qm_shrink_scan()
530 		list_del_init(&dqp->q_lru);  in xfs_qm_shrink_scan()
531 		xfs_qm_dqfree_one(dqp);  in xfs_qm_shrink_scan()
554 	struct xfs_dquot	*dqp;  in xfs_qm_set_defquota()  local
558 	error = xfs_qm_dqget_uncached(mp, 0, type, &dqp);  in xfs_qm_set_defquota()
562 	defq = xfs_get_defquota(qinf, xfs_dquot_type(dqp));  in xfs_qm_set_defquota()
568 	defq->blk.hard = dqp->q_blk.hardlimit;  in xfs_qm_set_defquota()
569 	defq->blk.soft = dqp->q_blk.softlimit;  in xfs_qm_set_defquota()
570 	defq->ino.hard = dqp->q_ino.hardlimit;  in xfs_qm_set_defquota()
571 	defq->ino.soft = dqp->q_ino.softlimit;  in xfs_qm_set_defquota()
572 	defq->rtb.hard = dqp->q_rtb.hardlimit;  in xfs_qm_set_defquota()
573 	defq->rtb.soft = dqp->q_rtb.softlimit;  in xfs_qm_set_defquota()
574 	xfs_qm_dqdestroy(dqp);  in xfs_qm_set_defquota()
585 	struct xfs_dquot	*dqp;  in xfs_qm_init_timelimits()  local
601 	error = xfs_qm_dqget_uncached(mp, 0, type, &dqp);  in xfs_qm_init_timelimits()
610 	if (dqp->q_blk.timer)  in xfs_qm_init_timelimits()
611 		defq->blk.time = dqp->q_blk.timer;  in xfs_qm_init_timelimits()
612 	if (dqp->q_ino.timer)  in xfs_qm_init_timelimits()
613 		defq->ino.time = dqp->q_ino.timer;  in xfs_qm_init_timelimits()
614 	if (dqp->q_rtb.timer)  in xfs_qm_init_timelimits()
615 		defq->rtb.time = dqp->q_rtb.timer;  in xfs_qm_init_timelimits()
617 	xfs_qm_dqdestroy(dqp);  in xfs_qm_init_timelimits()
1080 	struct xfs_dquot	*dqp;  in xfs_qm_quotacheck_dqadjust()  local
1085 	error = xfs_qm_dqget(mp, id, type, true, &dqp);  in xfs_qm_quotacheck_dqadjust()
1095 	trace_xfs_dqadjust(dqp);  in xfs_qm_quotacheck_dqadjust()
1101 	dqp->q_ino.count++;  in xfs_qm_quotacheck_dqadjust()
1102 	dqp->q_ino.reserved++;  in xfs_qm_quotacheck_dqadjust()
1104 		dqp->q_blk.count += nblks;  in xfs_qm_quotacheck_dqadjust()
1105 		dqp->q_blk.reserved += nblks;  in xfs_qm_quotacheck_dqadjust()
1108 		dqp->q_rtb.count += rtblks;  in xfs_qm_quotacheck_dqadjust()
1109 		dqp->q_rtb.reserved += rtblks;  in xfs_qm_quotacheck_dqadjust()
1117 	if (dqp->q_id) {  in xfs_qm_quotacheck_dqadjust()
1118 		xfs_qm_adjust_dqlimits(dqp);  in xfs_qm_quotacheck_dqadjust()
1119 		xfs_qm_adjust_dqtimers(dqp);  in xfs_qm_quotacheck_dqadjust()
1122 	dqp->q_flags |= XFS_DQFLAG_DIRTY;  in xfs_qm_quotacheck_dqadjust()
1123 	xfs_qm_dqput(dqp);  in xfs_qm_quotacheck_dqadjust()
1231 	struct xfs_dquot	*dqp,  in xfs_qm_flush_one()  argument
1234 	struct xfs_mount	*mp = dqp->q_mount;  in xfs_qm_flush_one()
1239 	xfs_dqlock(dqp);  in xfs_qm_flush_one()
1240 	if (dqp->q_flags & XFS_DQFLAG_FREEING)  in xfs_qm_flush_one()
1242 	if (!XFS_DQ_IS_DIRTY(dqp))  in xfs_qm_flush_one()
1253 	if (!xfs_dqflock_nowait(dqp)) {  in xfs_qm_flush_one()
1255 		error = xfs_buf_incore(mp->m_ddev_targp, dqp->q_blkno,  in xfs_qm_flush_one()
1274 	error = xfs_qm_dqflush(dqp, &bp);  in xfs_qm_flush_one()
1281 	xfs_dqunlock(dqp);  in xfs_qm_flush_one()
1634 	struct xfs_dquot	*dqp)  in xfs_qm_dqfree_one()  argument
1636 	struct xfs_mount	*mp = dqp->q_mount;  in xfs_qm_dqfree_one()
1640 	radix_tree_delete(xfs_dquot_tree(qi, xfs_dquot_type(dqp)), dqp->q_id);  in xfs_qm_dqfree_one()
1645 	xfs_qm_dqdestroy(dqp);  in xfs_qm_dqfree_one()
1930 	struct xfs_dquot	*dqp;  in xfs_inode_near_dquot_enforcement()  local
1934 	dqp = xfs_inode_dquot(ip, type);  in xfs_inode_near_dquot_enforcement()
1935 	if (!dqp || !xfs_dquot_is_enforced(dqp))  in xfs_inode_near_dquot_enforcement()
1938 	if (xfs_dquot_res_over_limits(&dqp->q_ino) ||  in xfs_inode_near_dquot_enforcement()
1939 	    xfs_dquot_res_over_limits(&dqp->q_rtb))  in xfs_inode_near_dquot_enforcement()
1943 	if (!dqp->q_prealloc_hi_wmark)  in xfs_inode_near_dquot_enforcement()
1946 	if (dqp->q_blk.reserved < dqp->q_prealloc_lo_wmark)  in xfs_inode_near_dquot_enforcement()
1949 	if (dqp->q_blk.reserved >= dqp->q_prealloc_hi_wmark)  in xfs_inode_near_dquot_enforcement()
1952 	freesp = dqp->q_prealloc_hi_wmark - dqp->q_blk.reserved;  in xfs_inode_near_dquot_enforcement()
1953 	if (freesp < dqp->q_low_space[XFS_QLOWSP_5_PCNT])  in xfs_inode_near_dquot_enforcement()