75 	xfs_mount_t		*mp;		/* mount point structure */  in xfs_ialloc_log_di()  local
111 	mp = tp->t_mountp;  in xfs_ialloc_log_di()
119 	ioffset = off << mp->m_sb.sb_inodelog;  in xfs_ialloc_log_di()
161 	args.mp = tp->t_mountp;  in xfs_ialloc_ag_alloc()
167 	newlen = XFS_IALLOC_INODES(args.mp);  in xfs_ialloc_ag_alloc()
168 	if (args.mp->m_maxicount &&  in xfs_ialloc_ag_alloc()
169 	    args.mp->m_sb.sb_icount + newlen > args.mp->m_maxicount)  in xfs_ialloc_ag_alloc()
171 	args.minlen = args.maxlen = XFS_IALLOC_BLOCKS(args.mp);  in xfs_ialloc_ag_alloc()
181 	if (args.mp->m_sinoalign) {  in xfs_ialloc_ag_alloc()
182 		ASSERT(!(args.mp->m_flags & XFS_MOUNT_NOALIGN));  in xfs_ialloc_ag_alloc()
183 		args.alignment = args.mp->m_dalign;  in xfs_ialloc_ag_alloc()
185 	} else if (XFS_SB_VERSION_HASALIGN(&args.mp->m_sb) &&  in xfs_ialloc_ag_alloc()
186 	    args.mp->m_sb.sb_inoalignmt >=  in xfs_ialloc_ag_alloc()
187 	    XFS_B_TO_FSBT(args.mp, XFS_INODE_CLUSTER_SIZE(args.mp)))  in xfs_ialloc_ag_alloc()
188 		args.alignment = args.mp->m_sb.sb_inoalignmt;  in xfs_ialloc_ag_alloc()
198 	args.fsbno = XFS_AGB_TO_FSB(args.mp, INT_GET(agi->agi_seqno, ARCH_CONVERT),  in xfs_ialloc_ag_alloc()
210 	args.minleft = XFS_IN_MAXLEVELS(args.mp) - 1;  in xfs_ialloc_ag_alloc()
221 		args.fsbno = XFS_AGB_TO_FSB(args.mp,  in xfs_ialloc_ag_alloc()
223 		if (XFS_SB_VERSION_HASALIGN(&args.mp->m_sb) &&  in xfs_ialloc_ag_alloc()
224 			args.mp->m_sb.sb_inoalignmt >=  in xfs_ialloc_ag_alloc()
225 			XFS_B_TO_FSBT(args.mp, XFS_INODE_CLUSTER_SIZE(args.mp)))  in xfs_ialloc_ag_alloc()
226 				args.alignment = args.mp->m_sb.sb_inoalignmt;  in xfs_ialloc_ag_alloc()
241 	newino = XFS_OFFBNO_TO_AGINO(args.mp, args.agbno, 0);  in xfs_ialloc_ag_alloc()
247 	if (args.mp->m_sb.sb_blocksize >= XFS_INODE_CLUSTER_SIZE(args.mp)) {  in xfs_ialloc_ag_alloc()
250 		ninodes = args.mp->m_sb.sb_inopblock;  in xfs_ialloc_ag_alloc()
252 		blks_per_cluster = XFS_INODE_CLUSTER_SIZE(args.mp) /  in xfs_ialloc_ag_alloc()
253 				   args.mp->m_sb.sb_blocksize;  in xfs_ialloc_ag_alloc()
255 		ninodes = blks_per_cluster * args.mp->m_sb.sb_inopblock;  in xfs_ialloc_ag_alloc()
264 	if (XFS_SB_VERSION_HASNLINK(&args.mp->m_sb))  in xfs_ialloc_ag_alloc()
277 		d = XFS_AGB_TO_DADDR(args.mp, INT_GET(agi->agi_seqno, ARCH_CONVERT),  in xfs_ialloc_ag_alloc()
279 		fbuf = xfs_trans_get_buf(tp, args.mp->m_ddev_targp, d,  in xfs_ialloc_ag_alloc()
280 					 args.mp->m_bsize * blks_per_cluster,  in xfs_ialloc_ag_alloc()
289 			free = XFS_MAKE_IPTR(args.mp, fbuf, i);  in xfs_ialloc_ag_alloc()
299 	down_read(&args.mp->m_peraglock);  in xfs_ialloc_ag_alloc()
300 	args.mp->m_perag[INT_GET(agi->agi_seqno, ARCH_CONVERT)].pagi_freecount += newlen;  in xfs_ialloc_ag_alloc()
301 	up_read(&args.mp->m_peraglock);  in xfs_ialloc_ag_alloc()
306 	cur = xfs_btree_init_cursor(args.mp, tp, agbp,  in xfs_ialloc_ag_alloc()
341 	xfs_mount_t	*mp)  in xfs_ialloc_next_ag()  argument
345 	spin_lock(&mp->m_agirotor_lock);  in xfs_ialloc_next_ag()
346 	agno = mp->m_agirotor;  in xfs_ialloc_next_ag()
347 	if (++mp->m_agirotor == mp->m_maxagi)  in xfs_ialloc_next_ag()
348 		mp->m_agirotor = 0;  in xfs_ialloc_next_ag()
349 	spin_unlock(&mp->m_agirotor_lock);  in xfs_ialloc_next_ag()
371 	xfs_mount_t	*mp;		/* mount point structure */  in xfs_ialloc_ag_select()  local
381 	mp = tp->t_mountp;  in xfs_ialloc_ag_select()
382 	agcount = mp->m_maxagi;  in xfs_ialloc_ag_select()
384 		pagno = xfs_ialloc_next_ag(mp);  in xfs_ialloc_ag_select()
386 		pagno = XFS_INO_TO_AGNO(mp, parent);  in xfs_ialloc_ag_select()
400 	down_read(&mp->m_peraglock);  in xfs_ialloc_ag_select()
402 		pag = &mp->m_perag[agno];  in xfs_ialloc_ag_select()
404 			if (xfs_ialloc_read_agi(mp, tp, agno, &agbp)) {  in xfs_ialloc_ag_select()
412 			xfs_ialloc_next_ag(mp);  in xfs_ialloc_ag_select()
420 		ineed = pag->pagi_freecount ? 0 : XFS_IALLOC_BLOCKS(mp);  in xfs_ialloc_ag_select()
423 			    xfs_ialloc_read_agi(mp, tp, agno, &agbp)) {  in xfs_ialloc_ag_select()
427 			(void)xfs_alloc_pagf_init(mp, tp, agno, flags);  in xfs_ialloc_ag_select()
437 				    xfs_ialloc_read_agi(mp, tp, agno, &agbp)) {  in xfs_ialloc_ag_select()
441 				up_read(&mp->m_peraglock);  in xfs_ialloc_ag_select()
453 		if (XFS_FORCED_SHUTDOWN(mp)) {  in xfs_ialloc_ag_select()
454 			up_read(&mp->m_peraglock);  in xfs_ialloc_ag_select()
462 				up_read(&mp->m_peraglock);  in xfs_ialloc_ag_select()
522 	xfs_mount_t	*mp;		/* file system mount structure */  in xfs_dialloc()  local
558 	mp = tp->t_mountp;  in xfs_dialloc()
559 	agcount = mp->m_sb.sb_agcount;  in xfs_dialloc()
562 	pagno = XFS_INO_TO_AGNO(mp, parent);  in xfs_dialloc()
563 	pagino = XFS_INO_TO_AGINO(mp, parent);  in xfs_dialloc()
571 	if (mp->m_maxicount &&  in xfs_dialloc()
572 	    mp->m_sb.sb_icount + XFS_IALLOC_INODES(mp) > mp->m_maxicount) {  in xfs_dialloc()
629 		down_read(&mp->m_peraglock);  in xfs_dialloc()
630 		if (mp->m_perag[tagno].pagi_inodeok == 0) {  in xfs_dialloc()
631 			up_read(&mp->m_peraglock);  in xfs_dialloc()
634 		error = xfs_ialloc_read_agi(mp, tp, tagno, &agbp);  in xfs_dialloc()
635 		up_read(&mp->m_peraglock);  in xfs_dialloc()
648 	cur = xfs_btree_init_cursor(mp, tp, agbp, INT_GET(agi->agi_seqno, ARCH_CONVERT),  in xfs_dialloc()
674 		       XFS_FORCED_SHUTDOWN(mp));  in xfs_dialloc()
873 	ASSERT((XFS_AGINO_TO_OFFSET(mp, rec.ir_startino) %  in xfs_dialloc()
875 	ino = XFS_AGINO_TO_INO(mp, agno, rec.ir_startino + offset);  in xfs_dialloc()
883 	down_read(&mp->m_peraglock);  in xfs_dialloc()
884 	mp->m_perag[tagno].pagi_freecount--;  in xfs_dialloc()
885 	up_read(&mp->m_peraglock);  in xfs_dialloc()
902 		       XFS_FORCED_SHUTDOWN(mp));  in xfs_dialloc()
940 	xfs_mount_t	*mp;	/* mount structure for filesystem */  in xfs_difree()  local
944 	mp = tp->t_mountp;  in xfs_difree()
949 	agno = XFS_INO_TO_AGNO(mp, inode);  in xfs_difree()
950 	if (agno >= mp->m_sb.sb_agcount)  {  in xfs_difree()
953 			agno, mp->m_sb.sb_agcount, mp->m_fsname);  in xfs_difree()
957 	agino = XFS_INO_TO_AGINO(mp, inode);  in xfs_difree()
958 	if (inode != XFS_AGINO_TO_INO(mp, agno, agino))  {  in xfs_difree()
961 			inode, XFS_AGINO_TO_INO(mp, agno, agino), mp->m_fsname);  in xfs_difree()
965 	agbno = XFS_AGINO_TO_AGBNO(mp, agino);  in xfs_difree()
966 	if (agbno >= mp->m_sb.sb_agblocks)  {  in xfs_difree()
969 			agbno, mp->m_sb.sb_agblocks, mp->m_fsname);  in xfs_difree()
976 	down_read(&mp->m_peraglock);  in xfs_difree()
977 	error = xfs_ialloc_read_agi(mp, tp, agno, &agbp);  in xfs_difree()
978 	up_read(&mp->m_peraglock);  in xfs_difree()
982 			error, mp->m_fsname);  in xfs_difree()
991 	cur = xfs_btree_init_cursor(mp, tp, agbp, agno, XFS_BTNUM_INO,  in xfs_difree()
1010 		       XFS_FORCED_SHUTDOWN(mp));  in xfs_difree()
1019 			error, mp->m_fsname);  in xfs_difree()
1027 			error, mp->m_fsname);  in xfs_difree()
1046 	if ((mp->m_flags & XFS_MOUNT_IDELETE) &&  in xfs_difree()
1047 	    (rec.ir_freecount == XFS_IALLOC_INODES(mp))) {  in xfs_difree()
1050 		*first_ino = XFS_AGINO_TO_INO(mp, agno, rec.ir_startino);  in xfs_difree()
1057 		ilen = XFS_IALLOC_INODES(mp);  in xfs_difree()
1061 		down_read(&mp->m_peraglock);  in xfs_difree()
1062 		mp->m_perag[agno].pagi_freecount -= ilen - 1;  in xfs_difree()
1063 		up_read(&mp->m_peraglock);  in xfs_difree()
1069 				error, mp->m_fsname);  in xfs_difree()
1073 		xfs_bmap_add_free(XFS_AGB_TO_FSB(mp,  in xfs_difree()
1074 				agno, XFS_INO_TO_AGBNO(mp,rec.ir_startino)),  in xfs_difree()
1075 				XFS_IALLOC_BLOCKS(mp), flist, mp);  in xfs_difree()
1082 				error, mp->m_fsname);  in xfs_difree()
1090 		down_read(&mp->m_peraglock);  in xfs_difree()
1091 		mp->m_perag[agno].pagi_freecount++;  in xfs_difree()
1092 		up_read(&mp->m_peraglock);  in xfs_difree()
1116 		       XFS_FORCED_SHUTDOWN(mp));  in xfs_difree()
1133 	xfs_mount_t	*mp,	/* file system mount structure */  in xfs_dilocate()  argument
1161 	agno = XFS_INO_TO_AGNO(mp, ino);  in xfs_dilocate()
1162 	agino = XFS_INO_TO_AGINO(mp, ino);  in xfs_dilocate()
1163 	agbno = XFS_AGINO_TO_AGBNO(mp, agino);  in xfs_dilocate()
1164 	if (agno >= mp->m_sb.sb_agcount || agbno >= mp->m_sb.sb_agblocks ||  in xfs_dilocate()
1165 	    ino != XFS_AGINO_TO_INO(mp, agno, agino)) {  in xfs_dilocate()
1167 		if (agno >= mp->m_sb.sb_agcount) {  in xfs_dilocate()
1168 			xfs_fs_cmn_err(CE_ALERT, mp,  in xfs_dilocate()
1171 					agno,  mp->m_sb.sb_agcount);  in xfs_dilocate()
1173 		if (agbno >= mp->m_sb.sb_agblocks) {  in xfs_dilocate()
1174 			xfs_fs_cmn_err(CE_ALERT, mp,  in xfs_dilocate()
1178 					(unsigned long) mp->m_sb.sb_agblocks);  in xfs_dilocate()
1180 		if (ino != XFS_AGINO_TO_INO(mp, agno, agino)) {  in xfs_dilocate()
1181 			xfs_fs_cmn_err(CE_ALERT, mp,  in xfs_dilocate()
1185 					ino, XFS_AGINO_TO_INO(mp, agno, agino));  in xfs_dilocate()
1190 	if ((mp->m_sb.sb_blocksize >= XFS_INODE_CLUSTER_SIZE(mp)) ||  in xfs_dilocate()
1192 		offset = XFS_INO_TO_OFFSET(mp, ino);  in xfs_dilocate()
1193 		ASSERT(offset < mp->m_sb.sb_inopblock);  in xfs_dilocate()
1194 		*bno = XFS_AGB_TO_FSB(mp, agno, agbno);  in xfs_dilocate()
1199 	blks_per_cluster = XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_blocklog;  in xfs_dilocate()
1201 		offset = XFS_INO_TO_OFFSET(mp, ino);  in xfs_dilocate()
1202 		ASSERT(offset < mp->m_sb.sb_inopblock);  in xfs_dilocate()
1203 		cluster_agbno = XFS_FSB_TO_AGBNO(mp, *bno);  in xfs_dilocate()
1204 		*off = ((agbno - cluster_agbno) * mp->m_sb.sb_inopblock) +  in xfs_dilocate()
1209 	if (mp->m_inoalign_mask) {  in xfs_dilocate()
1210 		offset_agbno = agbno & mp->m_inoalign_mask;  in xfs_dilocate()
1213 		down_read(&mp->m_peraglock);  in xfs_dilocate()
1214 		error = xfs_ialloc_read_agi(mp, tp, agno, &agbp);  in xfs_dilocate()
1215 		up_read(&mp->m_peraglock);  in xfs_dilocate()
1218 			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_dilocate: "  in xfs_dilocate()
1225 		cur = xfs_btree_init_cursor(mp, tp, agbp, agno, XFS_BTNUM_INO,  in xfs_dilocate()
1229 			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_dilocate: "  in xfs_dilocate()
1237 			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_dilocate: "  in xfs_dilocate()
1244 			xfs_fs_cmn_err(CE_ALERT, mp, "xfs_dilocate: "  in xfs_dilocate()
1253 		chunk_agbno = XFS_AGINO_TO_AGBNO(mp, chunk_agino);  in xfs_dilocate()
1259 	offset = ((agbno - cluster_agbno) * mp->m_sb.sb_inopblock) +  in xfs_dilocate()
1260 		XFS_INO_TO_OFFSET(mp, ino);  in xfs_dilocate()
1261 	*bno = XFS_AGB_TO_FSB(mp, agno, cluster_agbno);  in xfs_dilocate()
1276 	xfs_mount_t	*mp)		/* file system mount structure */  in xfs_ialloc_compute_maxlevels()  argument
1284 	maxleafents = (1LL << XFS_INO_AGINO_BITS(mp)) >>  in xfs_ialloc_compute_maxlevels()
1286 	minleafrecs = mp->m_alloc_mnr[0];  in xfs_ialloc_compute_maxlevels()
1287 	minnoderecs = mp->m_alloc_mnr[1];  in xfs_ialloc_compute_maxlevels()
1291 	mp->m_in_maxlevels = level;  in xfs_ialloc_compute_maxlevels()
1341 	xfs_mount_t	*mp,		/* file system mount structure */  in xfs_ialloc_read_agi()  argument
1354 			mp, tp, mp->m_ddev_targp,  in xfs_ialloc_read_agi()
1355 			XFS_AG_DADDR(mp, agno, XFS_AGI_DADDR(mp)),  in xfs_ialloc_read_agi()
1356 			XFS_FSS_TO_BB(mp, 1), 0, &bp);  in xfs_ialloc_read_agi()
1369 	if (unlikely(XFS_TEST_ERROR(!agi_ok, mp, XFS_ERRTAG_IALLOC_READ_AGI,  in xfs_ialloc_read_agi()
1372 				     mp, agi);  in xfs_ialloc_read_agi()
1376 	pag = &mp->m_perag[agno];  in xfs_ialloc_read_agi()
1387 			|| XFS_FORCED_SHUTDOWN(mp));  in xfs_ialloc_read_agi()