72 	struct xfs_mount *mp = ip->i_mount;  in xfs_zero_extent()  local
74 	sector_t	block = XFS_BB_TO_FSBT(mp, sector);  in xfs_zero_extent()
75 	ssize_t		size = XFS_FSB_TO_B(mp, count_fsb);  in xfs_zero_extent()
84 	return sb_issue_zeroout(mp->m_super, block, count_fsb, GFP_NOFS);  in xfs_zero_extent()
170 	xfs_mount_t	*mp;		/* mount point structure */  in xfs_bmap_rtalloc()  local
176 	mp = ap->ip->i_mount;  in xfs_bmap_rtalloc()
178 	prod = align / mp->m_sb.sb_rextsize;  in xfs_bmap_rtalloc()
179 	error = xfs_bmap_extsize_align(mp, &ap->got, &ap->prev,  in xfs_bmap_rtalloc()
185 	ASSERT(ap->length % mp->m_sb.sb_rextsize == 0);  in xfs_bmap_rtalloc()
196 	ralen = ap->length / mp->m_sb.sb_rextsize;  in xfs_bmap_rtalloc()
204 	if (ralen * mp->m_sb.sb_rextsize >= MAXEXTLEN)  in xfs_bmap_rtalloc()
205 		ralen = MAXEXTLEN / mp->m_sb.sb_rextsize;  in xfs_bmap_rtalloc()
210 	xfs_ilock(mp->m_rbmip, XFS_ILOCK_EXCL);  in xfs_bmap_rtalloc()
211 	xfs_trans_ijoin(ap->tp, mp->m_rbmip, XFS_ILOCK_EXCL);  in xfs_bmap_rtalloc()
220 		error = xfs_rtpick_extent(mp, ap->tp, ralen, &rtx);  in xfs_bmap_rtalloc()
223 		ap->blkno = rtx * mp->m_sb.sb_rextsize;  in xfs_bmap_rtalloc()
234 	do_div(ap->blkno, mp->m_sb.sb_rextsize);  in xfs_bmap_rtalloc()
247 		ap->blkno *= mp->m_sb.sb_rextsize;  in xfs_bmap_rtalloc()
248 		ralen *= mp->m_sb.sb_rextsize;  in xfs_bmap_rtalloc()
325 	struct xfs_mount	*mp,  in xfs_bmap_disk_count_leaves()  argument
334 		frp = XFS_BMBT_REC_ADDR(mp, block, b);  in xfs_bmap_disk_count_leaves()
345 	xfs_mount_t     *mp,            /* file system mount point */  in xfs_bmap_count_tree()  argument
361 	error = xfs_btree_read_bufl(mp, tp, bno, 0, &bp, XFS_BMAP_BTREE_REF,  in xfs_bmap_count_tree()
372 			error = xfs_btree_read_bufl(mp, tp, nextbno, 0, &nbp,  in xfs_bmap_count_tree()
384 		pp = XFS_BMBT_PTR_ADDR(mp, block, 1, mp->m_bmap_dmxr[1]);  in xfs_bmap_count_tree()
387 		     xfs_bmap_count_tree(mp, tp, ifp, bno, level, count)) < 0)) {  in xfs_bmap_count_tree()
390 					 XFS_ERRLEVEL_LOW, mp);  in xfs_bmap_count_tree()
399 			xfs_bmap_disk_count_leaves(mp, block, numrecs, count);  in xfs_bmap_count_tree()
404 			error = xfs_btree_read_bufl(mp, tp, bno, 0, &bp,  in xfs_bmap_count_tree()
430 	xfs_mount_t		*mp;	/* file system mount structure */  in xfs_bmap_count_blocks()  local
434 	mp = ip->i_mount;  in xfs_bmap_count_blocks()
449 	pp = XFS_BMAP_BROOT_PTR_ADDR(mp, block, 1, ifp->if_broot_bytes);  in xfs_bmap_count_blocks()
452 	ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);  in xfs_bmap_count_blocks()
453 	ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);  in xfs_bmap_count_blocks()
455 	if (unlikely(xfs_bmap_count_tree(mp, tp, ifp, bno, level, count) < 0)) {  in xfs_bmap_count_blocks()
457 				 mp);  in xfs_bmap_count_blocks()
477 	xfs_mount_t		*mp;		/* file system mount point */  in xfs_getbmapx_fix_eof_hole()  local
483 		mp = ip->i_mount;  in xfs_getbmapx_fix_eof_hole()
485 		fixlen = XFS_FSB_TO_BB(mp, XFS_B_TO_FSB(mp, XFS_ISIZE(ip)));  in xfs_getbmapx_fix_eof_hole()
528 	xfs_mount_t		*mp;		/* file system mount point */  in xfs_getbmap()  local
541 	mp = ip->i_mount;  in xfs_getbmap()
570 			fixlen = mp->m_super->s_maxbytes;  in xfs_getbmap()
578 		fixlen = XFS_FSB_TO_BB(mp, XFS_B_TO_FSB(mp, fixlen));  in xfs_getbmap()
655 		error = xfs_bmapi_read(ip, XFS_BB_TO_FSBT(mp, bmv->bmv_offset),  in xfs_getbmap()
656 				       XFS_BB_TO_FSB(mp, bmv->bmv_length),  in xfs_getbmap()
669 				XFS_FSB_TO_BB(mp, map[i].br_startoff);  in xfs_getbmap()
671 				XFS_FSB_TO_BB(mp, map[i].br_blockcount);  in xfs_getbmap()
685 			    map[i].br_startoff <= XFS_B_TO_FSB(mp, XFS_ISIZE(ip)))  in xfs_getbmap()
861 	xfs_mount_t	*mp,  in xfs_free_eofblocks()  argument
877 	end_fsb = XFS_B_TO_FSB(mp, (xfs_ufsize_t)XFS_ISIZE(ip));  in xfs_free_eofblocks()
878 	last_fsb = XFS_B_TO_FSB(mp, mp->m_super->s_maxbytes);  in xfs_free_eofblocks()
903 		tp = xfs_trans_alloc(mp, XFS_TRANS_INACTIVE);  in xfs_free_eofblocks()
912 		error = xfs_trans_reserve(tp, &M_RES(mp)->tr_itruncate, 0, 0);  in xfs_free_eofblocks()
914 			ASSERT(XFS_FORCED_SHUTDOWN(mp));  in xfs_free_eofblocks()
958 	xfs_mount_t		*mp = ip->i_mount;  in xfs_alloc_file_space()  local
977 	if (XFS_FORCED_SHUTDOWN(mp))  in xfs_alloc_file_space()
993 	startoffset_fsb	= XFS_B_TO_FSBT(mp, offset);  in xfs_alloc_file_space()
994 	allocatesize_fsb = XFS_B_TO_FSB(mp, count);  in xfs_alloc_file_space()
1029 			resrtextents /= mp->m_sb.sb_rextsize;  in xfs_alloc_file_space()
1030 			resblks = XFS_DIOSTRAT_SPACE_RES(mp, 0);  in xfs_alloc_file_space()
1034 			resblks = qblocks = XFS_DIOSTRAT_SPACE_RES(mp, resblks);  in xfs_alloc_file_space()
1041 		tp = xfs_trans_alloc(mp, XFS_TRANS_DIOSTRAT);  in xfs_alloc_file_space()
1042 		error = xfs_trans_reserve(tp, &M_RES(mp)->tr_write,  in xfs_alloc_file_space()
1051 			ASSERT(error == -ENOSPC || XFS_FORCED_SHUTDOWN(mp));  in xfs_alloc_file_space()
1130 	xfs_mount_t		*mp = ip->i_mount;  in xfs_zero_remaining_bytes()  local
1148 		offset_fsb = XFS_B_TO_FSBT(mp, offset);  in xfs_zero_remaining_bytes()
1164 			lastoffset = XFS_FSB_TO_B(mp, imap.br_startoff +  in xfs_zero_remaining_bytes()
1169 		lastoffset = XFS_FSB_TO_B(mp, imap.br_startoff + 1) - 1;  in xfs_zero_remaining_bytes()
1184 				mp->m_rtdev_targp : mp->m_ddev_targp,  in xfs_zero_remaining_bytes()
1186 				BTOBB(mp->m_sb.sb_blocksize),  in xfs_zero_remaining_bytes()
1192 				(offset - XFS_FSB_TO_B(mp, imap.br_startoff)),  in xfs_zero_remaining_bytes()
1219 	xfs_mount_t		*mp;  in xfs_free_file_space()  local
1227 	mp = ip->i_mount;  in xfs_free_file_space()
1239 	startoffset_fsb	= XFS_B_TO_FSB(mp, offset);  in xfs_free_file_space()
1240 	endoffset_fsb = XFS_B_TO_FSBT(mp, offset + len);  in xfs_free_file_space()
1245 	rounding = max_t(xfs_off_t, 1 << mp->m_sb.sb_blocklog, PAGE_CACHE_SIZE);  in xfs_free_file_space()
1260 	if (rt && !xfs_sb_version_hasextflgbit(&mp->m_sb)) {  in xfs_free_file_space()
1272 			mod = do_div(block, mp->m_sb.sb_rextsize);  in xfs_free_file_space()
1274 				startoffset_fsb += mp->m_sb.sb_rextsize - mod;  in xfs_free_file_space()
1285 			if (mod && (mod != mp->m_sb.sb_rextsize))  in xfs_free_file_space()
1298 		if (offset < XFS_FSB_TO_B(mp, startoffset_fsb))  in xfs_free_file_space()
1300 				XFS_FSB_TO_B(mp, startoffset_fsb) - 1);  in xfs_free_file_space()
1302 		    XFS_FSB_TO_B(mp, endoffset_fsb) < offset + len)  in xfs_free_file_space()
1304 				XFS_FSB_TO_B(mp, endoffset_fsb),  in xfs_free_file_space()
1311 	resblks = XFS_DIOSTRAT_SPACE_RES(mp, 0);  in xfs_free_file_space()
1319 		tp = xfs_trans_alloc(mp, XFS_TRANS_DIOSTRAT);  in xfs_free_file_space()
1320 		error = xfs_trans_reserve(tp, &M_RES(mp)->tr_write, resblks, 0);  in xfs_free_file_space()
1329 			ASSERT(error == -ENOSPC || XFS_FORCED_SHUTDOWN(mp));  in xfs_free_file_space()
1334 		error = xfs_trans_reserve_quota(tp, mp,  in xfs_free_file_space()
1386 	struct xfs_mount	*mp = ip->i_mount;  in xfs_zero_file_space()  local
1392 	blksize = 1 << mp->m_sb.sb_blocklog;  in xfs_zero_file_space()
1432 	struct xfs_mount	*mp = ip->i_mount;  in xfs_shift_file_space()  local
1445 		next_fsb = XFS_B_TO_FSB(mp, offset + len);  in xfs_shift_file_space()
1446 		stop_fsb = XFS_B_TO_FSB(mp, VFS_I(ip)->i_size);  in xfs_shift_file_space()
1453 		stop_fsb = XFS_B_TO_FSB(mp, offset);  in xfs_shift_file_space()
1456 	shift_fsb = XFS_B_TO_FSB(mp, len);  in xfs_shift_file_space()
1463 		error = xfs_free_eofblocks(mp, ip, false);  in xfs_shift_file_space()
1493 		tp = xfs_trans_alloc(mp, XFS_TRANS_DIOSTRAT);  in xfs_shift_file_space()
1500 		error = xfs_trans_reserve(tp, &M_RES(mp)->tr_write,  in xfs_shift_file_space()
1501 				XFS_DIOSTRAT_SPACE_RES(mp, 0), 0);  in xfs_shift_file_space()
1508 		error = xfs_trans_reserve_quota(tp, mp, ip->i_udquot,  in xfs_shift_file_space()
1510 				XFS_DIOSTRAT_SPACE_RES(mp, 0), 0,  in xfs_shift_file_space()
1712 	xfs_mount_t	*mp = ip->i_mount;  in xfs_swap_extents()  local
1758 	tp = xfs_trans_alloc(mp, XFS_TRANS_SWAPEXT);  in xfs_swap_extents()
1759 	error = xfs_trans_reserve(tp, &M_RES(mp)->tr_ichange, 0, 0);  in xfs_swap_extents()
1789 		xfs_notice(mp,  in xfs_swap_extents()
1941 	if (mp->m_flags & XFS_MOUNT_WSYNC)  in xfs_swap_extents()