40 xfs_fsb_to_db(struct xfs_inode *ip, xfs_fsblock_t fsb)  in xfs_fsb_to_db()  argument
42 	if (XFS_IS_REALTIME_INODE(ip))  in xfs_fsb_to_db()
43 		return XFS_FSB_TO_BB(ip->i_mount, fsb);  in xfs_fsb_to_db()
44 	return XFS_FSB_TO_DADDR(ip->i_mount, fsb);  in xfs_fsb_to_db()
56 	struct xfs_inode	*ip,  in xfs_zero_extent()  argument
60 	struct xfs_mount	*mp = ip->i_mount;  in xfs_zero_extent()
61 	struct xfs_buftarg	*target = xfs_inode_buftarg(ip);  in xfs_zero_extent()
62 	xfs_daddr_t		sector = xfs_fsb_to_db(ip, start_fsb);  in xfs_zero_extent()
84 	mp = ap->ip->i_mount;  in xfs_bmap_rtalloc()
85 	align = xfs_get_extsz_hint(ap->ip);  in xfs_bmap_rtalloc()
157 		ap->ip->i_d.di_nblocks += ralen;  in xfs_bmap_rtalloc()
158 		xfs_trans_log_inode(ap->tp, ap->ip, XFS_ILOG_CORE);  in xfs_bmap_rtalloc()
160 			ap->ip->i_delayed_blks -= ralen;  in xfs_bmap_rtalloc()
165 		xfs_trans_mod_dquot_byino(ap->tp, ap->ip,  in xfs_bmap_rtalloc()
209 	struct xfs_inode	*ip,  in xfs_bmap_count_blocks()  argument
214 	struct xfs_mount	*mp = ip->i_mount;  in xfs_bmap_count_blocks()
215 	struct xfs_ifork	*ifp = XFS_IFORK_PTR(ip, whichfork);  in xfs_bmap_count_blocks()
229 			error = xfs_iread_extents(tp, ip, whichfork);  in xfs_bmap_count_blocks()
234 		cur = xfs_bmbt_init_cursor(mp, tp, ip, whichfork);  in xfs_bmap_count_blocks()
258 	struct xfs_inode	*ip,  in xfs_getbmap_report_one()  argument
268 	error = xfs_reflink_trim_around_shared(ip, got, &shared);  in xfs_getbmap_report_one()
282 		if (got->br_startoff < XFS_B_TO_FSB(ip->i_mount, XFS_ISIZE(ip)))  in xfs_getbmap_report_one()
288 		p->bmv_block = xfs_fsb_to_db(ip, got->br_startblock);  in xfs_getbmap_report_one()
298 	p->bmv_offset = XFS_FSB_TO_BB(ip->i_mount, got->br_startoff);  in xfs_getbmap_report_one()
299 	p->bmv_length = XFS_FSB_TO_BB(ip->i_mount, got->br_blockcount);  in xfs_getbmap_report_one()
309 	struct xfs_inode	*ip,  in xfs_getbmap_report_hole()  argument
322 	p->bmv_offset = XFS_FSB_TO_BB(ip->i_mount, bno);  in xfs_getbmap_report_hole()
323 	p->bmv_length = XFS_FSB_TO_BB(ip->i_mount, end - bno);  in xfs_getbmap_report_hole()
364 	struct xfs_inode	*ip,  in xfs_getbmap()  argument
368 	struct xfs_mount	*mp = ip->i_mount;  in xfs_getbmap()
400 	ifp = XFS_IFORK_PTR(ip, whichfork);  in xfs_getbmap()
402 	xfs_ilock(ip, XFS_IOLOCK_SHARED);  in xfs_getbmap()
405 		if (!XFS_IFORK_Q(ip))  in xfs_getbmap()
409 		lock = xfs_ilock_attr_map_shared(ip);  in xfs_getbmap()
416 		if (xfs_get_cowextsz_hint(ip))  in xfs_getbmap()
419 			max_len = XFS_ISIZE(ip);  in xfs_getbmap()
422 		xfs_ilock(ip, lock);  in xfs_getbmap()
426 		    (ip->i_delayed_blks || XFS_ISIZE(ip) > ip->i_d.di_size)) {  in xfs_getbmap()
427 			error = filemap_write_and_wait(VFS_I(ip)->i_mapping);  in xfs_getbmap()
441 		if (xfs_get_extsz_hint(ip) ||  in xfs_getbmap()
442 		    (ip->i_d.di_flags &  in xfs_getbmap()
446 			max_len = XFS_ISIZE(ip);  in xfs_getbmap()
448 		lock = xfs_ilock_data_map_shared(ip);  in xfs_getbmap()
475 		error = xfs_iread_extents(NULL, ip, whichfork);  in xfs_getbmap()
480 	if (!xfs_iext_lookup_extent(ip, ifp, bno, &icur, &got)) {  in xfs_getbmap()
486 			xfs_getbmap_report_hole(ip, bmv, out, bmv_end, bno,  in xfs_getbmap()
487 					XFS_B_TO_FSB(mp, XFS_ISIZE(ip)));  in xfs_getbmap()
499 			xfs_getbmap_report_hole(ip, bmv, out, bmv_end, bno,  in xfs_getbmap()
513 			error = xfs_getbmap_report_one(ip, bmv, out, bmv_end,  in xfs_getbmap()
520 			xfs_fileoff_t	end = XFS_B_TO_FSB(mp, XFS_ISIZE(ip));  in xfs_getbmap()
526 				xfs_getbmap_report_hole(ip, bmv, out, bmv_end,  in xfs_getbmap()
537 	xfs_iunlock(ip, lock);  in xfs_getbmap()
539 	xfs_iunlock(ip, XFS_IOLOCK_SHARED);  in xfs_getbmap()
551 	struct xfs_inode	*ip,  in xfs_bmap_punch_delalloc_range()  argument
555 	struct xfs_ifork	*ifp = &ip->i_df;  in xfs_bmap_punch_delalloc_range()
563 	xfs_ilock(ip, XFS_ILOCK_EXCL);  in xfs_bmap_punch_delalloc_range()
564 	if (!xfs_iext_lookup_extent_before(ip, ifp, &end_fsb, &icur, &got))  in xfs_bmap_punch_delalloc_range()
583 		error = xfs_bmap_del_extent_delay(ip, XFS_DATA_FORK, &icur,  in xfs_bmap_punch_delalloc_range()
590 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_bmap_punch_delalloc_range()
600 xfs_can_free_eofblocks(struct xfs_inode *ip, bool force)  in xfs_can_free_eofblocks()  argument
603 	if (!S_ISREG(VFS_I(ip)->i_mode))  in xfs_can_free_eofblocks()
610 	if (VFS_I(ip)->i_size == 0 &&  in xfs_can_free_eofblocks()
611 	    VFS_I(ip)->i_mapping->nrpages == 0 &&  in xfs_can_free_eofblocks()
612 	    ip->i_delayed_blks == 0)  in xfs_can_free_eofblocks()
616 	if (!(ip->i_df.if_flags & XFS_IFEXTENTS))  in xfs_can_free_eofblocks()
623 	if (ip->i_d.di_flags & (XFS_DIFLAG_PREALLOC | XFS_DIFLAG_APPEND))  in xfs_can_free_eofblocks()
624 		if (!force || ip->i_delayed_blks == 0)  in xfs_can_free_eofblocks()
637 	struct xfs_inode	*ip)  in xfs_free_eofblocks()  argument
646 	struct xfs_mount	*mp = ip->i_mount;  in xfs_free_eofblocks()
652 	end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_ISIZE(ip));  in xfs_free_eofblocks()
659 	xfs_ilock(ip, XFS_ILOCK_SHARED);  in xfs_free_eofblocks()
660 	error = xfs_bmapi_read(ip, end_fsb, map_len, &imap, &nimaps, 0);  in xfs_free_eofblocks()
661 	xfs_iunlock(ip, XFS_ILOCK_SHARED);  in xfs_free_eofblocks()
669 	     ip->i_delayed_blks)) {  in xfs_free_eofblocks()
673 		error = xfs_qm_dqattach(ip);  in xfs_free_eofblocks()
678 		inode_dio_wait(VFS_I(ip));  in xfs_free_eofblocks()
687 		xfs_ilock(ip, XFS_ILOCK_EXCL);  in xfs_free_eofblocks()
688 		xfs_trans_ijoin(tp, ip, 0);  in xfs_free_eofblocks()
696 		error = xfs_itruncate_extents_flags(&tp, ip, XFS_DATA_FORK,  in xfs_free_eofblocks()
697 					XFS_ISIZE(ip), XFS_BMAPI_NODISCARD);  in xfs_free_eofblocks()
707 				xfs_inode_clear_eofblocks_tag(ip);  in xfs_free_eofblocks()
710 		xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_free_eofblocks()
717 	struct xfs_inode	*ip,  in xfs_alloc_file_space()  argument
722 	xfs_mount_t		*mp = ip->i_mount;  in xfs_alloc_file_space()
737 	trace_xfs_alloc_file_space(ip);  in xfs_alloc_file_space()
742 	error = xfs_qm_dqattach(ip);  in xfs_alloc_file_space()
749 	rt = XFS_IS_REALTIME_INODE(ip);  in xfs_alloc_file_space()
750 	extsz = xfs_get_extsz_hint(ip);  in xfs_alloc_file_space()
819 		xfs_ilock(ip, XFS_ILOCK_EXCL);  in xfs_alloc_file_space()
820 		error = xfs_trans_reserve_quota_nblks(tp, ip, qblocks,  in xfs_alloc_file_space()
825 		xfs_trans_ijoin(tp, ip, 0);  in xfs_alloc_file_space()
827 		error = xfs_bmapi_write(tp, ip, startoffset_fsb,  in xfs_alloc_file_space()
837 		xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_alloc_file_space()
855 	xfs_trans_unreserve_quota_nblks(tp, ip, (long)qblocks, 0, quota_flag);  in xfs_alloc_file_space()
859 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_alloc_file_space()
865 	struct xfs_inode	*ip,  in xfs_unmap_extent()  argument
870 	struct xfs_mount	*mp = ip->i_mount;  in xfs_unmap_extent()
881 	xfs_ilock(ip, XFS_ILOCK_EXCL);  in xfs_unmap_extent()
882 	error = xfs_trans_reserve_quota(tp, mp, ip->i_udquot, ip->i_gdquot,  in xfs_unmap_extent()
883 			ip->i_pdquot, resblks, 0, XFS_QMOPT_RES_REGBLKS);  in xfs_unmap_extent()
887 	xfs_trans_ijoin(tp, ip, 0);  in xfs_unmap_extent()
889 	error = xfs_bunmapi(tp, ip, startoffset_fsb, len_fsb, 0, 2, done);  in xfs_unmap_extent()
895 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_unmap_extent()
906 	struct xfs_inode	*ip,  in xfs_flush_unmap_range()  argument
910 	struct xfs_mount	*mp = ip->i_mount;  in xfs_flush_unmap_range()
911 	struct inode		*inode = VFS_I(ip);  in xfs_flush_unmap_range()
928 	struct xfs_inode	*ip,  in xfs_free_file_space()  argument
932 	struct xfs_mount	*mp = ip->i_mount;  in xfs_free_file_space()
937 	trace_xfs_free_file_space(ip);  in xfs_free_file_space()
939 	error = xfs_qm_dqattach(ip);  in xfs_free_file_space()
950 	if (XFS_IS_REALTIME_INODE(ip) && mp->m_sb.sb_rextsize > 1) {  in xfs_free_file_space()
962 			error = xfs_unmap_extent(ip, startoffset_fsb,  in xfs_free_file_space()
975 	if (offset >= XFS_ISIZE(ip))  in xfs_free_file_space()
977 	if (offset + len > XFS_ISIZE(ip))  in xfs_free_file_space()
978 		len = XFS_ISIZE(ip) - offset;  in xfs_free_file_space()
979 	error = iomap_zero_range(VFS_I(ip), offset, len, NULL,  in xfs_free_file_space()
990 	if (offset + len >= XFS_ISIZE(ip) && offset_in_page(offset + len) > 0) {  in xfs_free_file_space()
991 		error = filemap_write_and_wait_range(VFS_I(ip)->i_mapping,  in xfs_free_file_space()
1000 	struct xfs_inode	*ip,  in xfs_prepare_shift()  argument
1003 	struct xfs_mount	*mp = ip->i_mount;  in xfs_prepare_shift()
1010 	if (xfs_can_free_eofblocks(ip, true)) {  in xfs_prepare_shift()
1011 		error = xfs_free_eofblocks(ip);  in xfs_prepare_shift()
1031 	error = xfs_flush_unmap_range(ip, offset, XFS_ISIZE(ip));  in xfs_prepare_shift()
1040 	if (xfs_inode_has_cow_data(ip)) {  in xfs_prepare_shift()
1041 		error = xfs_reflink_cancel_cow_range(ip, offset, NULLFILEOFF,  in xfs_prepare_shift()
1064 	struct xfs_inode	*ip,  in xfs_collapse_file_space()  argument
1068 	struct xfs_mount	*mp = ip->i_mount;  in xfs_collapse_file_space()
1075 	ASSERT(xfs_isilocked(ip, XFS_IOLOCK_EXCL));  in xfs_collapse_file_space()
1076 	ASSERT(xfs_isilocked(ip, XFS_MMAPLOCK_EXCL));  in xfs_collapse_file_space()
1078 	trace_xfs_collapse_file_space(ip);  in xfs_collapse_file_space()
1080 	error = xfs_free_file_space(ip, offset, len);  in xfs_collapse_file_space()
1084 	error = xfs_prepare_shift(ip, offset);  in xfs_collapse_file_space()
1092 	xfs_ilock(ip, XFS_ILOCK_EXCL);  in xfs_collapse_file_space()
1093 	xfs_trans_ijoin(tp, ip, 0);  in xfs_collapse_file_space()
1096 		error = xfs_bmap_collapse_extents(tp, ip, &next_fsb, shift_fsb,  in xfs_collapse_file_space()
1110 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_collapse_file_space()
1115 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_collapse_file_space()
1133 	struct xfs_inode	*ip,  in xfs_insert_file_space()  argument
1137 	struct xfs_mount	*mp = ip->i_mount;  in xfs_insert_file_space()
1145 	ASSERT(xfs_isilocked(ip, XFS_IOLOCK_EXCL));  in xfs_insert_file_space()
1146 	ASSERT(xfs_isilocked(ip, XFS_MMAPLOCK_EXCL));  in xfs_insert_file_space()
1148 	trace_xfs_insert_file_space(ip);  in xfs_insert_file_space()
1150 	error = xfs_bmap_can_insert_extents(ip, stop_fsb, shift_fsb);  in xfs_insert_file_space()
1154 	error = xfs_prepare_shift(ip, offset);  in xfs_insert_file_space()
1163 	xfs_ilock(ip, XFS_ILOCK_EXCL);  in xfs_insert_file_space()
1164 	xfs_trans_ijoin(tp, ip, 0);  in xfs_insert_file_space()
1171 	error = xfs_bmap_split_extent(tp, ip, stop_fsb);  in xfs_insert_file_space()
1180 		error = xfs_bmap_insert_extents(tp, ip, &next_fsb, shift_fsb,  in xfs_insert_file_space()
1187 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_insert_file_space()
1192 	xfs_iunlock(ip, XFS_ILOCK_EXCL);  in xfs_insert_file_space()
1218 	struct xfs_inode	*ip,	/* target inode */  in xfs_swap_extents_check_format()  argument
1221 	struct xfs_ifork	*ifp = &ip->i_df;  in xfs_swap_extents_check_format()
1225 	if (XFS_IS_QUOTA_ON(ip->i_mount) &&  in xfs_swap_extents_check_format()
1226 	    (!uid_eq(VFS_I(ip)->i_uid, VFS_I(tip)->i_uid) ||  in xfs_swap_extents_check_format()
1227 	     !gid_eq(VFS_I(ip)->i_gid, VFS_I(tip)->i_gid) ||  in xfs_swap_extents_check_format()
1228 	     ip->i_d.di_projid != tip->i_d.di_projid))  in xfs_swap_extents_check_format()
1247 	if (xfs_sb_version_hasrmapbt(&ip->i_mount->m_sb))  in xfs_swap_extents_check_format()
1261 	    tifp->if_nextents > XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK))  in xfs_swap_extents_check_format()
1279 		if (XFS_IFORK_Q(ip) &&  in xfs_swap_extents_check_format()
1280 		    XFS_BMAP_BMDR_SPACE(tifp->if_broot) > XFS_IFORK_BOFF(ip))  in xfs_swap_extents_check_format()
1282 		if (tifp->if_nextents <= XFS_IFORK_MAXEXT(ip, XFS_DATA_FORK))  in xfs_swap_extents_check_format()
1289 		    XFS_BMAP_BMDR_SPACE(ip->i_df.if_broot) > XFS_IFORK_BOFF(tip))  in xfs_swap_extents_check_format()
1300 	struct xfs_inode	*ip)  in xfs_swap_extent_flush()  argument
1304 	error = filemap_write_and_wait(VFS_I(ip)->i_mapping);  in xfs_swap_extent_flush()
1307 	truncate_pagecache_range(VFS_I(ip), 0, -1);  in xfs_swap_extent_flush()
1310 	if (VFS_I(ip)->i_mapping->nrpages)  in xfs_swap_extent_flush()
1321 	struct xfs_inode		*ip,  in xfs_swap_extent_rmap()  argument
1344 	if (ip->i_d.di_flags2 & XFS_DIFLAG2_REFLINK)  in xfs_swap_extent_rmap()
1348 	end_fsb = XFS_B_TO_FSB(ip->i_mount, i_size_read(VFS_I(ip)));  in xfs_swap_extent_rmap()
1371 			error = xfs_bmapi_read(ip, tirec.br_startoff,  in xfs_swap_extent_rmap()
1378 			trace_xfs_swap_extent_rmap_remap_piece(ip, &irec);  in xfs_swap_extent_rmap()
1391 			xfs_bmap_unmap_extent(tp, ip, &irec);  in xfs_swap_extent_rmap()
1394 			xfs_bmap_map_extent(tp, ip, &uirec);  in xfs_swap_extent_rmap()
1420 	trace_xfs_swap_extent_rmap_error(ip, error, _RET_IP_);  in xfs_swap_extent_rmap()
1429 	struct xfs_inode	*ip,  in xfs_swap_extent_forks()  argument
1443 	if (XFS_IFORK_Q(ip) && ip->i_afp->if_nextents > 0 &&  in xfs_swap_extent_forks()
1444 	    ip->i_afp->if_format != XFS_DINODE_FMT_LOCAL) {  in xfs_swap_extent_forks()
1445 		error = xfs_bmap_count_blocks(tp, ip, XFS_ATTR_FORK, &junk,  in xfs_swap_extent_forks()
1465 	if (xfs_sb_version_has_v3inode(&ip->i_mount->m_sb)) {  in xfs_swap_extent_forks()
1466 		if (ip->i_df.if_format == XFS_DINODE_FMT_BTREE)  in xfs_swap_extent_forks()
1475 	swap(ip->i_df, tip->i_df);  in xfs_swap_extent_forks()
1480 	tmp = (uint64_t)ip->i_d.di_nblocks;  in xfs_swap_extent_forks()
1481 	ip->i_d.di_nblocks = tip->i_d.di_nblocks - taforkblks + aforkblks;  in xfs_swap_extent_forks()
1494 	tip->i_delayed_blks = ip->i_delayed_blks;  in xfs_swap_extent_forks()
1495 	ip->i_delayed_blks = 0;  in xfs_swap_extent_forks()
1497 	switch (ip->i_df.if_format) {  in xfs_swap_extent_forks()
1502 		ASSERT(!xfs_sb_version_has_v3inode(&ip->i_mount->m_sb) ||  in xfs_swap_extent_forks()
1514 		ASSERT(!xfs_sb_version_has_v3inode(&ip->i_mount->m_sb) ||  in xfs_swap_extent_forks()
1533 	struct xfs_inode	*ip,  in xfs_swap_change_owner()  argument
1540 		error = xfs_bmbt_change_owner(tp, ip, XFS_DATA_FORK, ip->i_ino,  in xfs_swap_change_owner()
1555 		xfs_trans_ijoin(tp, ip, 0);  in xfs_swap_change_owner()
1557 		xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);  in xfs_swap_change_owner()
1566 	struct xfs_inode	*ip,	/* target inode */  in xfs_swap_extents()  argument
1570 	struct xfs_mount	*mp = ip->i_mount;  in xfs_swap_extents()
1586 	lock_two_nondirectories(VFS_I(ip), VFS_I(tip));  in xfs_swap_extents()
1588 	xfs_lock_two_inodes(ip, XFS_MMAPLOCK_EXCL, tip, XFS_MMAPLOCK_EXCL);  in xfs_swap_extents()
1591 	if ((VFS_I(ip)->i_mode & S_IFMT) != (VFS_I(tip)->i_mode & S_IFMT)) {  in xfs_swap_extents()
1597 	if (XFS_IS_REALTIME_INODE(ip) != XFS_IS_REALTIME_INODE(tip)) {  in xfs_swap_extents()
1602 	error = xfs_qm_dqattach(ip);  in xfs_swap_extents()
1610 	error = xfs_swap_extent_flush(ip);  in xfs_swap_extents()
1630 		uint32_t	ipnext = ip->i_df.if_nextents;  in xfs_swap_extents()
1659 	xfs_lock_two_inodes(ip, XFS_ILOCK_EXCL, tip, XFS_ILOCK_EXCL);  in xfs_swap_extents()
1661 	xfs_trans_ijoin(tp, ip, 0);  in xfs_swap_extents()
1667 	    sxp->sx_length != ip->i_d.di_size ||  in xfs_swap_extents()
1673 	trace_xfs_swap_extent_before(ip, 0);  in xfs_swap_extents()
1677 	error = xfs_swap_extents_check_format(ip, tip);  in xfs_swap_extents()
1681 				__func__, ip->i_ino);  in xfs_swap_extents()
1692 	if ((sbp->bs_ctime.tv_sec != VFS_I(ip)->i_ctime.tv_sec) ||  in xfs_swap_extents()
1693 	    (sbp->bs_ctime.tv_nsec != VFS_I(ip)->i_ctime.tv_nsec) ||  in xfs_swap_extents()
1694 	    (sbp->bs_mtime.tv_sec != VFS_I(ip)->i_mtime.tv_sec) ||  in xfs_swap_extents()
1695 	    (sbp->bs_mtime.tv_nsec != VFS_I(ip)->i_mtime.tv_nsec)) {  in xfs_swap_extents()
1711 		error = xfs_swap_extent_rmap(&tp, ip, tip);  in xfs_swap_extents()
1713 		error = xfs_swap_extent_forks(tp, ip, tip, &src_log_flags,  in xfs_swap_extents()
1719 	if ((ip->i_d.di_flags2 & XFS_DIFLAG2_REFLINK) ^  in xfs_swap_extents()
1721 		f = ip->i_d.di_flags2 & XFS_DIFLAG2_REFLINK;  in xfs_swap_extents()
1722 		ip->i_d.di_flags2 &= ~XFS_DIFLAG2_REFLINK;  in xfs_swap_extents()
1723 		ip->i_d.di_flags2 |= tip->i_d.di_flags2 & XFS_DIFLAG2_REFLINK;  in xfs_swap_extents()
1730 		ASSERT(!ip->i_cowfp ||  in xfs_swap_extents()
1731 		       ip->i_cowfp->if_format == XFS_DINODE_FMT_EXTENTS);  in xfs_swap_extents()
1735 		swap(ip->i_cowfp, tip->i_cowfp);  in xfs_swap_extents()
1737 		if (ip->i_cowfp && ip->i_cowfp->if_bytes)  in xfs_swap_extents()
1738 			xfs_inode_set_cowblocks_tag(ip);  in xfs_swap_extents()
1740 			xfs_inode_clear_cowblocks_tag(ip);  in xfs_swap_extents()
1747 	xfs_trans_log_inode(tp, ip,  src_log_flags);  in xfs_swap_extents()
1757 		error = xfs_swap_change_owner(&tp, ip, tip);  in xfs_swap_extents()
1762 		error = xfs_swap_change_owner(&tp, tip, ip);  in xfs_swap_extents()
1776 	trace_xfs_swap_extent_after(ip, 0);  in xfs_swap_extents()
1780 	xfs_iunlock(ip, lock_flags);  in xfs_swap_extents()
1782 	unlock_two_nondirectories(VFS_I(ip), VFS_I(tip));  in xfs_swap_extents()