66 	struct xfs_trans	*tp)  in xfs_trans_free()  argument
68 	xfs_extent_busy_sort(&tp->t_busy);  in xfs_trans_free()
69 	xfs_extent_busy_clear(tp->t_mountp, &tp->t_busy, false);  in xfs_trans_free()
71 	trace_xfs_trans_free(tp, _RET_IP_);  in xfs_trans_free()
72 	xfs_trans_clear_context(tp);  in xfs_trans_free()
73 	if (!(tp->t_flags & XFS_TRANS_NO_WRITECOUNT))  in xfs_trans_free()
74 		sb_end_intwrite(tp->t_mountp->m_super);  in xfs_trans_free()
75 	xfs_trans_free_dqinfo(tp);  in xfs_trans_free()
76 	kmem_cache_free(xfs_trans_cache, tp);  in xfs_trans_free()
89 	struct xfs_trans	*tp)  in xfs_trans_dup()  argument
93 	trace_xfs_trans_dup(tp, _RET_IP_);  in xfs_trans_dup()
101 	ntp->t_mountp = tp->t_mountp;  in xfs_trans_dup()
107 	ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);  in xfs_trans_dup()
108 	ASSERT(tp->t_ticket != NULL);  in xfs_trans_dup()
111 		       (tp->t_flags & XFS_TRANS_RESERVE) |  in xfs_trans_dup()
112 		       (tp->t_flags & XFS_TRANS_NO_WRITECOUNT) |  in xfs_trans_dup()
113 		       (tp->t_flags & XFS_TRANS_RES_FDBLKS);  in xfs_trans_dup()
115 	tp->t_flags |= XFS_TRANS_NO_WRITECOUNT;  in xfs_trans_dup()
116 	ntp->t_ticket = xfs_log_ticket_get(tp->t_ticket);  in xfs_trans_dup()
118 	ASSERT(tp->t_blk_res >= tp->t_blk_res_used);  in xfs_trans_dup()
119 	ntp->t_blk_res = tp->t_blk_res - tp->t_blk_res_used;  in xfs_trans_dup()
120 	tp->t_blk_res = tp->t_blk_res_used;  in xfs_trans_dup()
122 	ntp->t_rtx_res = tp->t_rtx_res - tp->t_rtx_res_used;  in xfs_trans_dup()
123 	tp->t_rtx_res = tp->t_rtx_res_used;  in xfs_trans_dup()
125 	xfs_trans_switch_context(tp, ntp);  in xfs_trans_dup()
128 	xfs_defer_move(ntp, tp);  in xfs_trans_dup()
130 	xfs_trans_dup_dqinfo(tp, ntp);  in xfs_trans_dup()
150 	struct xfs_trans	*tp,  in xfs_trans_reserve()  argument
155 	struct xfs_mount	*mp = tp->t_mountp;  in xfs_trans_reserve()
157 	bool			rsvd = (tp->t_flags & XFS_TRANS_RESERVE) != 0;  in xfs_trans_reserve()
168 		tp->t_blk_res += blocks;  in xfs_trans_reserve()
177 		ASSERT(tp->t_log_res == 0 ||  in xfs_trans_reserve()
178 		       tp->t_log_res == resp->tr_logres);  in xfs_trans_reserve()
179 		ASSERT(tp->t_log_count == 0 ||  in xfs_trans_reserve()
180 		       tp->t_log_count == resp->tr_logcount);  in xfs_trans_reserve()
183 			tp->t_flags |= XFS_TRANS_PERM_LOG_RES;  in xfs_trans_reserve()
186 			ASSERT(tp->t_ticket == NULL);  in xfs_trans_reserve()
187 			ASSERT(!(tp->t_flags & XFS_TRANS_PERM_LOG_RES));  in xfs_trans_reserve()
190 		if (tp->t_ticket != NULL) {  in xfs_trans_reserve()
192 			error = xfs_log_regrant(mp, tp->t_ticket);  in xfs_trans_reserve()
196 						&tp->t_ticket, permanent);  in xfs_trans_reserve()
202 		tp->t_log_res = resp->tr_logres;  in xfs_trans_reserve()
203 		tp->t_log_count = resp->tr_logcount;  in xfs_trans_reserve()
217 		tp->t_rtx_res += rtextents;  in xfs_trans_reserve()
228 		xfs_log_ticket_ungrant(mp->m_log, tp->t_ticket);  in xfs_trans_reserve()
229 		tp->t_ticket = NULL;  in xfs_trans_reserve()
230 		tp->t_log_res = 0;  in xfs_trans_reserve()
231 		tp->t_flags &= ~XFS_TRANS_PERM_LOG_RES;  in xfs_trans_reserve()
237 		tp->t_blk_res = 0;  in xfs_trans_reserve()
251 	struct xfs_trans	*tp;  in xfs_trans_alloc()  local
261 	tp = kmem_cache_zalloc(xfs_trans_cache, GFP_KERNEL | __GFP_NOFAIL);  in xfs_trans_alloc()
264 	xfs_trans_set_context(tp);  in xfs_trans_alloc()
275 	tp->t_magic = XFS_TRANS_HEADER_MAGIC;  in xfs_trans_alloc()
276 	tp->t_flags = flags;  in xfs_trans_alloc()
277 	tp->t_mountp = mp;  in xfs_trans_alloc()
278 	INIT_LIST_HEAD(&tp->t_items);  in xfs_trans_alloc()
279 	INIT_LIST_HEAD(&tp->t_busy);  in xfs_trans_alloc()
280 	INIT_LIST_HEAD(&tp->t_dfops);  in xfs_trans_alloc()
281 	tp->t_firstblock = NULLFSBLOCK;  in xfs_trans_alloc()
283 	error = xfs_trans_reserve(tp, resp, blocks, rtextents);  in xfs_trans_alloc()
285 		xfs_trans_cancel(tp);  in xfs_trans_alloc()
298 		xfs_trans_cancel(tp);  in xfs_trans_alloc()
302 	trace_xfs_trans_alloc(tp, _RET_IP_);  in xfs_trans_alloc()
304 	*tpp = tp;  in xfs_trans_alloc()
352 	xfs_trans_t	*tp,  in xfs_trans_mod_sb()  argument
357 	xfs_mount_t	*mp = tp->t_mountp;  in xfs_trans_mod_sb()
361 		tp->t_icount_delta += delta;  in xfs_trans_mod_sb()
366 		tp->t_ifree_delta += delta;  in xfs_trans_mod_sb()
377 			tp->t_blk_res_used += (uint)-delta;  in xfs_trans_mod_sb()
378 			if (tp->t_blk_res_used > tp->t_blk_res)  in xfs_trans_mod_sb()
380 		} else if (delta > 0 && (tp->t_flags & XFS_TRANS_RES_FDBLKS)) {  in xfs_trans_mod_sb()
391 					     UINT_MAX - tp->t_blk_res);  in xfs_trans_mod_sb()
392 			tp->t_blk_res += blkres_delta;  in xfs_trans_mod_sb()
395 		tp->t_fdblocks_delta += delta;  in xfs_trans_mod_sb()
405 		tp->t_res_fdblocks_delta += delta;  in xfs_trans_mod_sb()
416 			tp->t_rtx_res_used += (uint)-delta;  in xfs_trans_mod_sb()
417 			ASSERT(tp->t_rtx_res_used <= tp->t_rtx_res);  in xfs_trans_mod_sb()
419 		tp->t_frextents_delta += delta;  in xfs_trans_mod_sb()
428 		tp->t_res_frextents_delta += delta;  in xfs_trans_mod_sb()
431 		tp->t_dblocks_delta += delta;  in xfs_trans_mod_sb()
435 		tp->t_agcount_delta += delta;  in xfs_trans_mod_sb()
438 		tp->t_imaxpct_delta += delta;  in xfs_trans_mod_sb()
441 		tp->t_rextsize_delta += delta;  in xfs_trans_mod_sb()
444 		tp->t_rbmblocks_delta += delta;  in xfs_trans_mod_sb()
447 		tp->t_rblocks_delta += delta;  in xfs_trans_mod_sb()
450 		tp->t_rextents_delta += delta;  in xfs_trans_mod_sb()
453 		tp->t_rextslog_delta += delta;  in xfs_trans_mod_sb()
460 	tp->t_flags |= flags;  in xfs_trans_mod_sb()
473 	xfs_trans_t	*tp)  in xfs_trans_apply_sb_deltas()  argument
479 	bp = xfs_trans_getsb(tp);  in xfs_trans_apply_sb_deltas()
485 	if (!xfs_has_lazysbcount((tp->t_mountp))) {  in xfs_trans_apply_sb_deltas()
486 		if (tp->t_icount_delta)  in xfs_trans_apply_sb_deltas()
487 			be64_add_cpu(&sbp->sb_icount, tp->t_icount_delta);  in xfs_trans_apply_sb_deltas()
488 		if (tp->t_ifree_delta)  in xfs_trans_apply_sb_deltas()
489 			be64_add_cpu(&sbp->sb_ifree, tp->t_ifree_delta);  in xfs_trans_apply_sb_deltas()
490 		if (tp->t_fdblocks_delta)  in xfs_trans_apply_sb_deltas()
491 			be64_add_cpu(&sbp->sb_fdblocks, tp->t_fdblocks_delta);  in xfs_trans_apply_sb_deltas()
492 		if (tp->t_res_fdblocks_delta)  in xfs_trans_apply_sb_deltas()
493 			be64_add_cpu(&sbp->sb_fdblocks, tp->t_res_fdblocks_delta);  in xfs_trans_apply_sb_deltas()
510 	if (tp->t_frextents_delta || tp->t_res_frextents_delta) {  in xfs_trans_apply_sb_deltas()
511 		struct xfs_mount	*mp = tp->t_mountp;  in xfs_trans_apply_sb_deltas()
514 		rtxdelta = tp->t_frextents_delta + tp->t_res_frextents_delta;  in xfs_trans_apply_sb_deltas()
522 	if (tp->t_dblocks_delta) {  in xfs_trans_apply_sb_deltas()
523 		be64_add_cpu(&sbp->sb_dblocks, tp->t_dblocks_delta);  in xfs_trans_apply_sb_deltas()
526 	if (tp->t_agcount_delta) {  in xfs_trans_apply_sb_deltas()
527 		be32_add_cpu(&sbp->sb_agcount, tp->t_agcount_delta);  in xfs_trans_apply_sb_deltas()
530 	if (tp->t_imaxpct_delta) {  in xfs_trans_apply_sb_deltas()
531 		sbp->sb_imax_pct += tp->t_imaxpct_delta;  in xfs_trans_apply_sb_deltas()
534 	if (tp->t_rextsize_delta) {  in xfs_trans_apply_sb_deltas()
535 		be32_add_cpu(&sbp->sb_rextsize, tp->t_rextsize_delta);  in xfs_trans_apply_sb_deltas()
538 	if (tp->t_rbmblocks_delta) {  in xfs_trans_apply_sb_deltas()
539 		be32_add_cpu(&sbp->sb_rbmblocks, tp->t_rbmblocks_delta);  in xfs_trans_apply_sb_deltas()
542 	if (tp->t_rblocks_delta) {  in xfs_trans_apply_sb_deltas()
543 		be64_add_cpu(&sbp->sb_rblocks, tp->t_rblocks_delta);  in xfs_trans_apply_sb_deltas()
546 	if (tp->t_rextents_delta) {  in xfs_trans_apply_sb_deltas()
547 		be64_add_cpu(&sbp->sb_rextents, tp->t_rextents_delta);  in xfs_trans_apply_sb_deltas()
550 	if (tp->t_rextslog_delta) {  in xfs_trans_apply_sb_deltas()
551 		sbp->sb_rextslog += tp->t_rextslog_delta;  in xfs_trans_apply_sb_deltas()
555 	xfs_trans_buf_set_type(tp, bp, XFS_BLFT_SB_BUF);  in xfs_trans_apply_sb_deltas()
560 		xfs_trans_log_buf(tp, bp, 0, sizeof(struct xfs_dsb) - 1);  in xfs_trans_apply_sb_deltas()
566 		xfs_trans_log_buf(tp, bp, offsetof(struct xfs_dsb, sb_icount),  in xfs_trans_apply_sb_deltas()
590 	struct xfs_trans	*tp)  in xfs_trans_unreserve_and_mod_sb()  argument
592 	struct xfs_mount	*mp = tp->t_mountp;  in xfs_trans_unreserve_and_mod_sb()
593 	bool			rsvd = (tp->t_flags & XFS_TRANS_RESERVE) != 0;  in xfs_trans_unreserve_and_mod_sb()
601 	if (tp->t_blk_res > 0)  in xfs_trans_unreserve_and_mod_sb()
602 		blkdelta = tp->t_blk_res;  in xfs_trans_unreserve_and_mod_sb()
603 	if ((tp->t_fdblocks_delta != 0) &&  in xfs_trans_unreserve_and_mod_sb()
605 	     (tp->t_flags & XFS_TRANS_SB_DIRTY)))  in xfs_trans_unreserve_and_mod_sb()
606 	        blkdelta += tp->t_fdblocks_delta;  in xfs_trans_unreserve_and_mod_sb()
608 	if (tp->t_rtx_res > 0)  in xfs_trans_unreserve_and_mod_sb()
609 		rtxdelta = tp->t_rtx_res;  in xfs_trans_unreserve_and_mod_sb()
610 	if ((tp->t_frextents_delta != 0) &&  in xfs_trans_unreserve_and_mod_sb()
611 	    (tp->t_flags & XFS_TRANS_SB_DIRTY))  in xfs_trans_unreserve_and_mod_sb()
612 		rtxdelta += tp->t_frextents_delta;  in xfs_trans_unreserve_and_mod_sb()
615 	     (tp->t_flags & XFS_TRANS_SB_DIRTY)) {  in xfs_trans_unreserve_and_mod_sb()
616 		idelta = tp->t_icount_delta;  in xfs_trans_unreserve_and_mod_sb()
617 		ifreedelta = tp->t_ifree_delta;  in xfs_trans_unreserve_and_mod_sb()
638 	if (!(tp->t_flags & XFS_TRANS_SB_DIRTY))  in xfs_trans_unreserve_and_mod_sb()
643 	mp->m_sb.sb_fdblocks += tp->t_fdblocks_delta + tp->t_res_fdblocks_delta;  in xfs_trans_unreserve_and_mod_sb()
652 	mp->m_sb.sb_dblocks += tp->t_dblocks_delta;  in xfs_trans_unreserve_and_mod_sb()
653 	mp->m_sb.sb_agcount += tp->t_agcount_delta;  in xfs_trans_unreserve_and_mod_sb()
654 	mp->m_sb.sb_imax_pct += tp->t_imaxpct_delta;  in xfs_trans_unreserve_and_mod_sb()
655 	mp->m_sb.sb_rextsize += tp->t_rextsize_delta;  in xfs_trans_unreserve_and_mod_sb()
656 	mp->m_sb.sb_rbmblocks += tp->t_rbmblocks_delta;  in xfs_trans_unreserve_and_mod_sb()
657 	mp->m_sb.sb_rblocks += tp->t_rblocks_delta;  in xfs_trans_unreserve_and_mod_sb()
658 	mp->m_sb.sb_rextents += tp->t_rextents_delta;  in xfs_trans_unreserve_and_mod_sb()
659 	mp->m_sb.sb_rextslog += tp->t_rextslog_delta;  in xfs_trans_unreserve_and_mod_sb()
674 	struct xfs_trans	*tp,  in xfs_trans_add_item()  argument
677 	ASSERT(lip->li_log == tp->t_mountp->m_log);  in xfs_trans_add_item()
678 	ASSERT(lip->li_ailp == tp->t_mountp->m_ail);  in xfs_trans_add_item()
682 	list_add_tail(&lip->li_trans, &tp->t_items);  in xfs_trans_add_item()
683 	trace_xfs_trans_add_item(tp, _RET_IP_);  in xfs_trans_add_item()
702 	struct xfs_trans	*tp,  in xfs_trans_free_items()  argument
707 	trace_xfs_trans_free_items(tp, _RET_IP_);  in xfs_trans_free_items()
709 	list_for_each_entry_safe(lip, next, &tp->t_items, li_trans) {  in xfs_trans_free_items()
898 	struct xfs_trans	*tp)  in xfs_trans_run_precommits()  argument
900 	struct xfs_mount	*mp = tp->t_mountp;  in xfs_trans_run_precommits()
909 	list_sort(NULL, &tp->t_items, xfs_trans_precommit_sort);  in xfs_trans_run_precommits()
917 	list_for_each_entry_safe(lip, n, &tp->t_items, li_trans) {  in xfs_trans_run_precommits()
921 			error = lip->li_ops->iop_precommit(tp, lip);  in xfs_trans_run_precommits()
945 	struct xfs_trans	*tp,  in __xfs_trans_commit()  argument
948 	struct xfs_mount	*mp = tp->t_mountp;  in __xfs_trans_commit()
952 	int			sync = tp->t_flags & XFS_TRANS_SYNC;  in __xfs_trans_commit()
954 	trace_xfs_trans_commit(tp, _RET_IP_);  in __xfs_trans_commit()
956 	error = xfs_trans_run_precommits(tp);  in __xfs_trans_commit()
958 		if (tp->t_flags & XFS_TRANS_PERM_LOG_RES)  in __xfs_trans_commit()
959 			xfs_defer_cancel(tp);  in __xfs_trans_commit()
967 	WARN_ON_ONCE(!list_empty(&tp->t_dfops) &&  in __xfs_trans_commit()
968 		     !(tp->t_flags & XFS_TRANS_PERM_LOG_RES));  in __xfs_trans_commit()
969 	if (!regrant && (tp->t_flags & XFS_TRANS_PERM_LOG_RES)) {  in __xfs_trans_commit()
970 		error = xfs_defer_finish_noroll(&tp);  in __xfs_trans_commit()
982 	if (!(tp->t_flags & XFS_TRANS_DIRTY))  in __xfs_trans_commit()
996 	ASSERT(tp->t_ticket != NULL);  in __xfs_trans_commit()
1001 	if (tp->t_flags & XFS_TRANS_SB_DIRTY)  in __xfs_trans_commit()
1002 		xfs_trans_apply_sb_deltas(tp);  in __xfs_trans_commit()
1003 	xfs_trans_apply_dquot_deltas(tp);  in __xfs_trans_commit()
1005 	xlog_cil_commit(log, tp, &commit_seq, regrant);  in __xfs_trans_commit()
1007 	xfs_trans_free(tp);  in __xfs_trans_commit()
1023 	xfs_trans_unreserve_and_mod_sb(tp);  in __xfs_trans_commit()
1030 	xfs_trans_unreserve_and_mod_dquots(tp);  in __xfs_trans_commit()
1031 	if (tp->t_ticket) {  in __xfs_trans_commit()
1033 			xfs_log_ticket_regrant(log, tp->t_ticket);  in __xfs_trans_commit()
1035 			xfs_log_ticket_ungrant(log, tp->t_ticket);  in __xfs_trans_commit()
1036 		tp->t_ticket = NULL;  in __xfs_trans_commit()
1038 	xfs_trans_free_items(tp, !!error);  in __xfs_trans_commit()
1039 	xfs_trans_free(tp);  in __xfs_trans_commit()
1047 	struct xfs_trans	*tp)  in xfs_trans_commit()  argument
1049 	return __xfs_trans_commit(tp, false);  in xfs_trans_commit()
1070 	struct xfs_trans	*tp)  in xfs_trans_cancel()  argument
1072 	struct xfs_mount	*mp = tp->t_mountp;  in xfs_trans_cancel()
1074 	bool			dirty = (tp->t_flags & XFS_TRANS_DIRTY);  in xfs_trans_cancel()
1076 	trace_xfs_trans_cancel(tp, _RET_IP_);  in xfs_trans_cancel()
1083 	if (!list_empty(&tp->t_dfops)) {  in xfs_trans_cancel()
1084 		ASSERT(xfs_is_shutdown(mp) || list_empty(&tp->t_dfops));  in xfs_trans_cancel()
1085 		ASSERT(tp->t_flags & XFS_TRANS_PERM_LOG_RES);  in xfs_trans_cancel()
1087 		xfs_defer_cancel(tp);  in xfs_trans_cancel()
1105 		list_for_each_entry(lip, &tp->t_items, li_trans)  in xfs_trans_cancel()
1109 	xfs_trans_unreserve_and_mod_sb(tp);  in xfs_trans_cancel()
1110 	xfs_trans_unreserve_and_mod_dquots(tp);  in xfs_trans_cancel()
1112 	if (tp->t_ticket) {  in xfs_trans_cancel()
1113 		xfs_log_ticket_ungrant(log, tp->t_ticket);  in xfs_trans_cancel()
1114 		tp->t_ticket = NULL;  in xfs_trans_cancel()
1117 	xfs_trans_free_items(tp, dirty);  in xfs_trans_cancel()
1118 	xfs_trans_free(tp);  in xfs_trans_cancel()
1185 	struct xfs_trans	*tp;  in xfs_trans_alloc_inode()  local
1193 			force ? XFS_TRANS_RESERVE : 0, &tp);  in xfs_trans_alloc_inode()
1198 	xfs_trans_ijoin(tp, ip, 0);  in xfs_trans_alloc_inode()
1207 	error = xfs_trans_reserve_quota_nblks(tp, ip, dblocks, rblocks, force);  in xfs_trans_alloc_inode()
1209 		xfs_trans_cancel(tp);  in xfs_trans_alloc_inode()
1218 	*tpp = tp;  in xfs_trans_alloc_inode()
1222 	xfs_trans_cancel(tp);  in xfs_trans_alloc_inode()
1241 	struct xfs_trans	*tp;  in xfs_trans_alloc_icreate()  local
1246 	error = xfs_trans_alloc(mp, resv, dblocks, 0, 0, &tp);  in xfs_trans_alloc_icreate()
1250 	error = xfs_trans_reserve_quota_icreate(tp, udqp, gdqp, pdqp, dblocks);  in xfs_trans_alloc_icreate()
1252 		xfs_trans_cancel(tp);  in xfs_trans_alloc_icreate()
1258 		xfs_trans_cancel(tp);  in xfs_trans_alloc_icreate()
1262 	*tpp = tp;  in xfs_trans_alloc_icreate()
1284 	struct xfs_trans	*tp;  in xfs_trans_alloc_ichange()  local
1293 	error = xfs_trans_alloc(mp, &M_RES(mp)->tr_ichange, 0, 0, 0, &tp);  in xfs_trans_alloc_ichange()
1298 	xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);  in xfs_trans_alloc_ichange()
1328 		error = xfs_trans_reserve_quota_bydquots(tp, mp, udqp, gdqp,  in xfs_trans_alloc_ichange()
1332 			xfs_trans_cancel(tp);  in xfs_trans_alloc_ichange()
1341 	*tpp = tp;  in xfs_trans_alloc_ichange()
1345 	xfs_trans_cancel(tp);  in xfs_trans_alloc_ichange()
1369 	struct xfs_trans	*tp;  in xfs_trans_alloc_dir()  local
1378 	error = xfs_trans_alloc(mp, resv, resblks, 0, 0, &tp);  in xfs_trans_alloc_dir()
1382 		error = xfs_trans_alloc(mp, resv, resblks, 0, 0, &tp);  in xfs_trans_alloc_dir()
1389 	xfs_trans_ijoin(tp, dp, XFS_ILOCK_EXCL);  in xfs_trans_alloc_dir()
1390 	xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);  in xfs_trans_alloc_dir()
1409 	error = xfs_trans_reserve_quota_nblks(tp, dp, resblks, 0, false);  in xfs_trans_alloc_dir()
1412 			xfs_trans_cancel(tp);  in xfs_trans_alloc_dir()
1426 	*tpp = tp;  in xfs_trans_alloc_dir()
1431 	xfs_trans_cancel(tp);  in xfs_trans_alloc_dir()