73 	xfs_dquot_t	*dqp)  in xfs_qm_dqdestroy()  argument
75 	ASSERT(list_empty(&dqp->q_lru));  in xfs_qm_dqdestroy()
77 	mutex_destroy(&dqp->q_qlock);  in xfs_qm_dqdestroy()
79 	XFS_STATS_DEC(dqp->q_mount, xs_qm_dquot);  in xfs_qm_dqdestroy()
80 	kmem_zone_free(xfs_qm_dqzone, dqp);  in xfs_qm_dqdestroy()
273 xfs_dquot_set_prealloc_limits(struct xfs_dquot *dqp)  in xfs_dquot_set_prealloc_limits()  argument
277 	dqp->q_prealloc_hi_wmark = be64_to_cpu(dqp->q_core.d_blk_hardlimit);  in xfs_dquot_set_prealloc_limits()
278 	dqp->q_prealloc_lo_wmark = be64_to_cpu(dqp->q_core.d_blk_softlimit);  in xfs_dquot_set_prealloc_limits()
279 	if (!dqp->q_prealloc_lo_wmark) {  in xfs_dquot_set_prealloc_limits()
280 		dqp->q_prealloc_lo_wmark = dqp->q_prealloc_hi_wmark;  in xfs_dquot_set_prealloc_limits()
281 		do_div(dqp->q_prealloc_lo_wmark, 100);  in xfs_dquot_set_prealloc_limits()
282 		dqp->q_prealloc_lo_wmark *= 95;  in xfs_dquot_set_prealloc_limits()
285 	space = dqp->q_prealloc_hi_wmark;  in xfs_dquot_set_prealloc_limits()
288 	dqp->q_low_space[XFS_QLOWSP_1_PCNT] = space;  in xfs_dquot_set_prealloc_limits()
289 	dqp->q_low_space[XFS_QLOWSP_3_PCNT] = space * 3;  in xfs_dquot_set_prealloc_limits()
290 	dqp->q_low_space[XFS_QLOWSP_5_PCNT] = space * 5;  in xfs_dquot_set_prealloc_limits()
301 	xfs_dquot_t	*dqp,  in xfs_qm_dqalloc()  argument
315 	trace_xfs_dqalloc(dqp);  in xfs_qm_dqalloc()
326 	if (!xfs_this_quota_on(dqp->q_mount, dqp->dq_flags)) {  in xfs_qm_dqalloc()
347 	dqp->q_blkno = XFS_FSB_TO_DADDR(mp, map.br_startblock);  in xfs_qm_dqalloc()
351 			       dqp->q_blkno,  in xfs_qm_dqalloc()
364 	xfs_qm_init_dquot_blk(tp, mp, be32_to_cpu(dqp->q_core.d_id),  in xfs_qm_dqalloc()
365 			      dqp->dq_flags & XFS_DQ_ALLTYPES, bp);  in xfs_qm_dqalloc()
408 	struct xfs_dquot	*dqp,  in xfs_qm_dqrepair()  argument
421 	error = xfs_trans_read_buf(mp, tp, mp->m_ddev_targp, dqp->q_blkno,  in xfs_qm_dqrepair()
438 				       dqp->dq_flags & XFS_DQ_ALLTYPES,  in xfs_qm_dqrepair()
458 	xfs_dquot_t		*dqp,  in xfs_qm_dqtobp()  argument
466 	struct xfs_inode	*quotip = xfs_dq_to_quota_inode(dqp);  in xfs_qm_dqtobp()
467 	struct xfs_mount	*mp = dqp->q_mount;  in xfs_qm_dqtobp()
468 	xfs_dqid_t		id = be32_to_cpu(dqp->q_core.d_id);  in xfs_qm_dqtobp()
472 	dqp->q_fileoffset = (xfs_fileoff_t)id / mp->m_quotainfo->qi_dqperchunk;  in xfs_qm_dqtobp()
475 	if (!xfs_this_quota_on(dqp->q_mount, dqp->dq_flags)) {  in xfs_qm_dqtobp()
487 	error = xfs_bmapi_read(quotip, dqp->q_fileoffset,  in xfs_qm_dqtobp()
500 	dqp->q_bufoffset = (id % mp->m_quotainfo->qi_dqperchunk) *  in xfs_qm_dqtobp()
512 		error = xfs_qm_dqalloc(tpp, mp, dqp, quotip,  in xfs_qm_dqtobp()
513 					dqp->q_fileoffset, &bp);  in xfs_qm_dqtobp()
518 		trace_xfs_dqtobp_read(dqp);  in xfs_qm_dqtobp()
524 		dqp->q_blkno = XFS_FSB_TO_DADDR(mp, map.br_startblock);  in xfs_qm_dqtobp()
527 					   dqp->q_blkno,  in xfs_qm_dqtobp()
535 			error = xfs_qm_dqrepair(mp, tp, dqp, firstid, &bp);  in xfs_qm_dqtobp()
546 	*O_ddpp = bp->b_addr + dqp->q_bufoffset;  in xfs_qm_dqtobp()
566 	struct xfs_dquot	*dqp;  in xfs_qm_dqread()  local
572 	dqp = kmem_zone_zalloc(xfs_qm_dqzone, KM_SLEEP);  in xfs_qm_dqread()
574 	dqp->dq_flags = type;  in xfs_qm_dqread()
575 	dqp->q_core.d_id = cpu_to_be32(id);  in xfs_qm_dqread()
576 	dqp->q_mount = mp;  in xfs_qm_dqread()
577 	INIT_LIST_HEAD(&dqp->q_lru);  in xfs_qm_dqread()
578 	mutex_init(&dqp->q_qlock);  in xfs_qm_dqread()
579 	init_waitqueue_head(&dqp->q_pinwait);  in xfs_qm_dqread()
586 	init_completion(&dqp->q_flush);  in xfs_qm_dqread()
587 	complete(&dqp->q_flush);  in xfs_qm_dqread()
598 		lockdep_set_class(&dqp->q_qlock, &xfs_dquot_group_class);  in xfs_qm_dqread()
601 		lockdep_set_class(&dqp->q_qlock, &xfs_dquot_project_class);  in xfs_qm_dqread()
610 	trace_xfs_dqread(dqp);  in xfs_qm_dqread()
624 	error = xfs_qm_dqtobp(&tp, dqp, &ddqp, &bp, flags);  in xfs_qm_dqread()
631 		trace_xfs_dqread_fail(dqp);  in xfs_qm_dqread()
636 	memcpy(&dqp->q_core, ddqp, sizeof(xfs_disk_dquot_t));  in xfs_qm_dqread()
637 	xfs_qm_dquot_logitem_init(dqp);  in xfs_qm_dqread()
643 	dqp->q_res_bcount = be64_to_cpu(ddqp->d_bcount);  in xfs_qm_dqread()
644 	dqp->q_res_icount = be64_to_cpu(ddqp->d_icount);  in xfs_qm_dqread()
645 	dqp->q_res_rtbcount = be64_to_cpu(ddqp->d_rtbcount);  in xfs_qm_dqread()
648 	xfs_dquot_set_prealloc_limits(dqp);  in xfs_qm_dqread()
674 	*O_dqpp = dqp;  in xfs_qm_dqread()
681 	xfs_qm_dqdestroy(dqp);  in xfs_qm_dqread()
705 	struct xfs_dquot	*dqp;  in xfs_qm_dqget()  local
735 	dqp = radix_tree_lookup(tree, id);  in xfs_qm_dqget()
736 	if (dqp) {  in xfs_qm_dqget()
737 		xfs_dqlock(dqp);  in xfs_qm_dqget()
738 		if (dqp->dq_flags & XFS_DQ_FREEING) {  in xfs_qm_dqget()
739 			xfs_dqunlock(dqp);  in xfs_qm_dqget()
741 			trace_xfs_dqget_freeing(dqp);  in xfs_qm_dqget()
746 		dqp->q_nrefs++;  in xfs_qm_dqget()
749 		trace_xfs_dqget_hit(dqp);  in xfs_qm_dqget()
751 		*O_dqpp = dqp;  in xfs_qm_dqget()
767 	error = xfs_qm_dqread(mp, id, type, flags, &dqp);  in xfs_qm_dqget()
785 				xfs_qm_dqdestroy(dqp);  in xfs_qm_dqget()
786 				dqp = dqp1;  in xfs_qm_dqget()
787 				xfs_dqlock(dqp);  in xfs_qm_dqget()
792 			xfs_qm_dqdestroy(dqp);  in xfs_qm_dqget()
798 	error = radix_tree_insert(tree, id, dqp);  in xfs_qm_dqget()
807 		trace_xfs_dqget_dup(dqp);  in xfs_qm_dqget()
808 		xfs_qm_dqdestroy(dqp);  in xfs_qm_dqget()
816 	xfs_dqlock(dqp);  in xfs_qm_dqget()
817 	dqp->q_nrefs = 1;  in xfs_qm_dqget()
824 	trace_xfs_dqget_miss(dqp);  in xfs_qm_dqget()
825 	*O_dqpp = dqp;  in xfs_qm_dqget()
837 	struct xfs_dquot	*dqp)  in xfs_qm_dqput()  argument
839 	ASSERT(dqp->q_nrefs > 0);  in xfs_qm_dqput()
840 	ASSERT(XFS_DQ_IS_LOCKED(dqp));  in xfs_qm_dqput()
842 	trace_xfs_dqput(dqp);  in xfs_qm_dqput()
844 	if (--dqp->q_nrefs == 0) {  in xfs_qm_dqput()
845 		struct xfs_quotainfo	*qi = dqp->q_mount->m_quotainfo;  in xfs_qm_dqput()
846 		trace_xfs_dqput_free(dqp);  in xfs_qm_dqput()
848 		if (list_lru_add(&qi->qi_lru, &dqp->q_lru))  in xfs_qm_dqput()
849 			XFS_STATS_INC(dqp->q_mount, xs_qm_dquot_unused);  in xfs_qm_dqput()
851 	xfs_dqunlock(dqp);  in xfs_qm_dqput()
860 	xfs_dquot_t	*dqp)  in xfs_qm_dqrele()  argument
862 	if (!dqp)  in xfs_qm_dqrele()
865 	trace_xfs_dqrele(dqp);  in xfs_qm_dqrele()
867 	xfs_dqlock(dqp);  in xfs_qm_dqrele()
874 	xfs_qm_dqput(dqp);  in xfs_qm_dqrele()
890 	xfs_dquot_t		*dqp = qip->qli_dquot;  in xfs_qm_dqflush_done()  local
915 	xfs_dqfunlock(dqp);  in xfs_qm_dqflush_done()
928 	struct xfs_dquot	*dqp,  in xfs_qm_dqflush()  argument
931 	struct xfs_mount	*mp = dqp->q_mount;  in xfs_qm_dqflush()
936 	ASSERT(XFS_DQ_IS_LOCKED(dqp));  in xfs_qm_dqflush()
937 	ASSERT(!completion_done(&dqp->q_flush));  in xfs_qm_dqflush()
939 	trace_xfs_dqflush(dqp);  in xfs_qm_dqflush()
943 	xfs_qm_dqunpin_wait(dqp);  in xfs_qm_dqflush()
954 		struct xfs_log_item	*lip = &dqp->q_logitem.qli_item;  in xfs_qm_dqflush()
955 		dqp->dq_flags &= ~XFS_DQ_DIRTY;  in xfs_qm_dqflush()
966 	error = xfs_trans_read_buf(mp, NULL, mp->m_ddev_targp, dqp->q_blkno,  in xfs_qm_dqflush()
975 	ddqp = bp->b_addr + dqp->q_bufoffset;  in xfs_qm_dqflush()
980 	error = xfs_dqcheck(mp, &dqp->q_core, be32_to_cpu(ddqp->d_id), 0,  in xfs_qm_dqflush()
984 		xfs_dqfunlock(dqp);  in xfs_qm_dqflush()
990 	memcpy(ddqp, &dqp->q_core, sizeof(xfs_disk_dquot_t));  in xfs_qm_dqflush()
995 	dqp->dq_flags &= ~XFS_DQ_DIRTY;  in xfs_qm_dqflush()
997 	xfs_trans_ail_copy_lsn(mp->m_ail, &dqp->q_logitem.qli_flush_lsn,  in xfs_qm_dqflush()
998 					&dqp->q_logitem.qli_item.li_lsn);  in xfs_qm_dqflush()
1012 		dqb->dd_lsn = cpu_to_be64(dqp->q_logitem.qli_item.li_lsn);  in xfs_qm_dqflush()
1022 				  &dqp->q_logitem.qli_item);  in xfs_qm_dqflush()
1029 		trace_xfs_dqflush_force(dqp);  in xfs_qm_dqflush()
1033 	trace_xfs_dqflush_done(dqp);  in xfs_qm_dqflush()
1038 	xfs_dqfunlock(dqp);  in xfs_qm_dqflush()