57 	struct xfs_mount	*mp)  in xfs_uuid_mount()  argument
59 	uuid_t			*uuid = &mp->m_sb.sb_uuid;  in xfs_uuid_mount()
63 	uuid_copy(&mp->m_super->s_uuid, uuid);  in xfs_uuid_mount()
65 	if (xfs_has_nouuid(mp))  in xfs_uuid_mount()
69 		xfs_warn(mp, "Filesystem has null UUID - can't mount");  in xfs_uuid_mount()
96 	xfs_warn(mp, "Filesystem has duplicate UUID %pU - can't mount", uuid);  in xfs_uuid_mount()
102 	struct xfs_mount	*mp)  in xfs_uuid_unmount()  argument
104 	uuid_t			*uuid = &mp->m_sb.sb_uuid;  in xfs_uuid_unmount()
107 	if (xfs_has_nouuid(mp))  in xfs_uuid_unmount()
148 	struct xfs_mount *mp,  in xfs_readsb()  argument
153 	struct xfs_sb	*sbp = &mp->m_sb;  in xfs_readsb()
158 	ASSERT(mp->m_sb_bp == NULL);  in xfs_readsb()
159 	ASSERT(mp->m_ddev_targp != NULL);  in xfs_readsb()
168 	sector_size = xfs_getsize_buftarg(mp->m_ddev_targp);  in xfs_readsb()
178 	error = xfs_buf_read_uncached(mp->m_ddev_targp, XFS_SB_DADDR,  in xfs_readsb()
183 			xfs_warn(mp, "SB validate failed with error %d.", error);  in xfs_readsb()
201 			xfs_warn(mp, "Invalid superblock magic number");  in xfs_readsb()
211 			xfs_warn(mp, "device supports %u byte sectors (not %u)",  in xfs_readsb()
228 	mp->m_features |= xfs_sb_version_to_features(sbp);  in xfs_readsb()
229 	xfs_reinit_percpu_counters(mp);  in xfs_readsb()
234 	mp->m_sb_bp = bp;  in xfs_readsb()
251 	struct xfs_mount	*mp,  in xfs_check_new_dalign()  argument
255 	struct xfs_sb		*sbp = &mp->m_sb;  in xfs_check_new_dalign()
258 	calc_ino = xfs_ialloc_calc_rootino(mp, new_dalign);  in xfs_check_new_dalign()
259 	trace_xfs_check_new_dalign(mp, new_dalign, calc_ino);  in xfs_check_new_dalign()
266 	xfs_warn(mp,  in xfs_check_new_dalign()
274 	xfs_warn(mp, "Skipping superblock stripe alignment update.");  in xfs_check_new_dalign()
287 	struct xfs_mount	*mp)  in xfs_validate_new_dalign()  argument
289 	if (mp->m_dalign == 0)  in xfs_validate_new_dalign()
296 	if ((BBTOB(mp->m_dalign) & mp->m_blockmask) ||  in xfs_validate_new_dalign()
297 	    (BBTOB(mp->m_swidth) & mp->m_blockmask)) {  in xfs_validate_new_dalign()
298 		xfs_warn(mp,  in xfs_validate_new_dalign()
300 			mp->m_sb.sb_blocksize);  in xfs_validate_new_dalign()
306 		mp->m_dalign = XFS_BB_TO_FSBT(mp, mp->m_dalign);  in xfs_validate_new_dalign()
307 		if (mp->m_dalign && (mp->m_sb.sb_agblocks % mp->m_dalign)) {  in xfs_validate_new_dalign()
308 			xfs_warn(mp,  in xfs_validate_new_dalign()
310 				 mp->m_sb.sb_agblocks);  in xfs_validate_new_dalign()
312 		} else if (mp->m_dalign) {  in xfs_validate_new_dalign()
313 			mp->m_swidth = XFS_BB_TO_FSBT(mp, mp->m_swidth);  in xfs_validate_new_dalign()
315 			xfs_warn(mp,  in xfs_validate_new_dalign()
317 				 mp->m_dalign, mp->m_sb.sb_blocksize);  in xfs_validate_new_dalign()
322 	if (!xfs_has_dalign(mp)) {  in xfs_validate_new_dalign()
323 		xfs_warn(mp,  in xfs_validate_new_dalign()
334 	struct xfs_mount	*mp)  in xfs_update_alignment()  argument
336 	struct xfs_sb		*sbp = &mp->m_sb;  in xfs_update_alignment()
338 	if (mp->m_dalign) {  in xfs_update_alignment()
342 		if (sbp->sb_unit == mp->m_dalign &&  in xfs_update_alignment()
343 		    sbp->sb_width == mp->m_swidth)  in xfs_update_alignment()
346 		error = xfs_check_new_dalign(mp, mp->m_dalign, &update_sb);  in xfs_update_alignment()
350 		sbp->sb_unit = mp->m_dalign;  in xfs_update_alignment()
351 		sbp->sb_width = mp->m_swidth;  in xfs_update_alignment()
352 		mp->m_update_sb = true;  in xfs_update_alignment()
353 	} else if (!xfs_has_noalign(mp) && xfs_has_dalign(mp)) {  in xfs_update_alignment()
354 		mp->m_dalign = sbp->sb_unit;  in xfs_update_alignment()
355 		mp->m_swidth = sbp->sb_width;  in xfs_update_alignment()
366 	struct xfs_mount	*mp)  in xfs_set_low_space_thresholds()  argument
368 	uint64_t		dblocks = mp->m_sb.sb_dblocks;  in xfs_set_low_space_thresholds()
369 	uint64_t		rtexts = mp->m_sb.sb_rextents;  in xfs_set_low_space_thresholds()
376 		mp->m_low_space[i] = dblocks * (i + 1);  in xfs_set_low_space_thresholds()
377 		mp->m_low_rtexts[i] = rtexts * (i + 1);  in xfs_set_low_space_thresholds()
386 	struct xfs_mount *mp)  in xfs_check_sizes()  argument
392 	d = (xfs_daddr_t)XFS_FSB_TO_BB(mp, mp->m_sb.sb_dblocks);  in xfs_check_sizes()
393 	if (XFS_BB_TO_FSB(mp, d) != mp->m_sb.sb_dblocks) {  in xfs_check_sizes()
394 		xfs_warn(mp, "filesystem size mismatch detected");  in xfs_check_sizes()
397 	error = xfs_buf_read_uncached(mp->m_ddev_targp,  in xfs_check_sizes()
398 					d - XFS_FSS_TO_BB(mp, 1),  in xfs_check_sizes()
399 					XFS_FSS_TO_BB(mp, 1), 0, &bp, NULL);  in xfs_check_sizes()
401 		xfs_warn(mp, "last sector read failed");  in xfs_check_sizes()
406 	if (mp->m_logdev_targp == mp->m_ddev_targp)  in xfs_check_sizes()
409 	d = (xfs_daddr_t)XFS_FSB_TO_BB(mp, mp->m_sb.sb_logblocks);  in xfs_check_sizes()
410 	if (XFS_BB_TO_FSB(mp, d) != mp->m_sb.sb_logblocks) {  in xfs_check_sizes()
411 		xfs_warn(mp, "log size mismatch detected");  in xfs_check_sizes()
414 	error = xfs_buf_read_uncached(mp->m_logdev_targp,  in xfs_check_sizes()
415 					d - XFS_FSB_TO_BB(mp, 1),  in xfs_check_sizes()
416 					XFS_FSB_TO_BB(mp, 1), 0, &bp, NULL);  in xfs_check_sizes()
418 		xfs_warn(mp, "log device read failed");  in xfs_check_sizes()
430 	struct xfs_mount	*mp)  in xfs_mount_reset_sbqflags()  argument
432 	mp->m_qflags = 0;  in xfs_mount_reset_sbqflags()
435 	if (mp->m_sb.sb_qflags == 0)  in xfs_mount_reset_sbqflags()
437 	spin_lock(&mp->m_sb_lock);  in xfs_mount_reset_sbqflags()
438 	mp->m_sb.sb_qflags = 0;  in xfs_mount_reset_sbqflags()
439 	spin_unlock(&mp->m_sb_lock);  in xfs_mount_reset_sbqflags()
441 	if (!xfs_fs_writable(mp, SB_FREEZE_WRITE))  in xfs_mount_reset_sbqflags()
444 	return xfs_sync_sb(mp, false);  in xfs_mount_reset_sbqflags()
448 xfs_default_resblks(xfs_mount_t *mp)  in xfs_default_resblks()  argument
459 	resblks = mp->m_sb.sb_dblocks;  in xfs_default_resblks()
468 	struct xfs_mount	*mp)  in xfs_check_summary_counts()  argument
474 	if (mp->m_sb.sb_inprogress) {  in xfs_check_summary_counts()
475 		xfs_err(mp, "sb_inprogress set after log recovery??");  in xfs_check_summary_counts()
491 	if (xfs_is_clean(mp) &&  in xfs_check_summary_counts()
492 	    (mp->m_sb.sb_fdblocks > mp->m_sb.sb_dblocks ||  in xfs_check_summary_counts()
493 	     !xfs_verify_icount(mp, mp->m_sb.sb_icount) ||  in xfs_check_summary_counts()
494 	     mp->m_sb.sb_ifree > mp->m_sb.sb_icount))  in xfs_check_summary_counts()
495 		xfs_fs_mark_sick(mp, XFS_SICK_FS_COUNTERS);  in xfs_check_summary_counts()
508 	if ((!xfs_has_lazysbcount(mp) || xfs_is_clean(mp)) &&  in xfs_check_summary_counts()
509 	    !xfs_fs_has_sickness(mp, XFS_SICK_FS_COUNTERS))  in xfs_check_summary_counts()
512 	return xfs_initialize_perag_data(mp, mp->m_sb.sb_agcount);  in xfs_check_summary_counts()
543 	struct xfs_mount	*mp)  in xfs_unmount_flush_inodes()  argument
545 	xfs_log_force(mp, XFS_LOG_SYNC);  in xfs_unmount_flush_inodes()
546 	xfs_extent_busy_wait_all(mp);  in xfs_unmount_flush_inodes()
549 	set_bit(XFS_OPSTATE_UNMOUNTING, &mp->m_opstate);  in xfs_unmount_flush_inodes()
551 	xfs_ail_push_all_sync(mp->m_ail);  in xfs_unmount_flush_inodes()
552 	xfs_inodegc_stop(mp);  in xfs_unmount_flush_inodes()
553 	cancel_delayed_work_sync(&mp->m_reclaim_work);  in xfs_unmount_flush_inodes()
554 	xfs_reclaim_inodes(mp);  in xfs_unmount_flush_inodes()
555 	xfs_health_unmount(mp);  in xfs_unmount_flush_inodes()
560 	struct xfs_mount	*mp)  in xfs_mount_setup_inode_geom()  argument
562 	struct xfs_ino_geometry *igeo = M_IGEO(mp);  in xfs_mount_setup_inode_geom()
564 	igeo->attr_fork_offset = xfs_bmap_compute_attr_offset(mp);  in xfs_mount_setup_inode_geom()
565 	ASSERT(igeo->attr_fork_offset < XFS_LITINO(mp));  in xfs_mount_setup_inode_geom()
567 	xfs_ialloc_setup_geometry(mp);  in xfs_mount_setup_inode_geom()
582 	struct xfs_mount	*mp)  in xfs_mountfs()  argument
584 	struct xfs_sb		*sbp = &(mp->m_sb);  in xfs_mountfs()
586 	struct xfs_ino_geometry	*igeo = M_IGEO(mp);  in xfs_mountfs()
592 	xfs_sb_mount_common(mp, sbp);  in xfs_mountfs()
611 		xfs_warn(mp, "correcting sb_features alignment problem");  in xfs_mountfs()
613 		mp->m_update_sb = true;  in xfs_mountfs()
618 	if (!(mp->m_sb.sb_versionnum & XFS_SB_VERSION_NLINKBIT)) {  in xfs_mountfs()
619 		mp->m_sb.sb_versionnum |= XFS_SB_VERSION_NLINKBIT;  in xfs_mountfs()
620 		mp->m_features |= XFS_FEAT_NLINK;  in xfs_mountfs()
621 		mp->m_update_sb = true;  in xfs_mountfs()
630 	error = xfs_validate_new_dalign(mp);  in xfs_mountfs()
634 	xfs_alloc_compute_maxlevels(mp);  in xfs_mountfs()
635 	xfs_bmap_compute_maxlevels(mp, XFS_DATA_FORK);  in xfs_mountfs()
636 	xfs_bmap_compute_maxlevels(mp, XFS_ATTR_FORK);  in xfs_mountfs()
637 	xfs_mount_setup_inode_geom(mp);  in xfs_mountfs()
638 	xfs_rmapbt_compute_maxlevels(mp);  in xfs_mountfs()
639 	xfs_refcountbt_compute_maxlevels(mp);  in xfs_mountfs()
648 	error = xfs_update_alignment(mp);  in xfs_mountfs()
653 	mp->m_fail_unmount = true;  in xfs_mountfs()
655 	error = xfs_sysfs_init(&mp->m_kobj, &xfs_mp_ktype,  in xfs_mountfs()
656 			       NULL, mp->m_super->s_id);  in xfs_mountfs()
660 	error = xfs_sysfs_init(&mp->m_stats.xs_kobj, &xfs_stats_ktype,  in xfs_mountfs()
661 			       &mp->m_kobj, "stats");  in xfs_mountfs()
665 	error = xfs_error_sysfs_init(mp);  in xfs_mountfs()
669 	error = xfs_errortag_init(mp);  in xfs_mountfs()
673 	error = xfs_uuid_mount(mp);  in xfs_mountfs()
681 	mp->m_allocsize_log =  in xfs_mountfs()
682 		max_t(uint32_t, sbp->sb_blocklog, mp->m_allocsize_log);  in xfs_mountfs()
683 	mp->m_allocsize_blocks = 1U << (mp->m_allocsize_log - sbp->sb_blocklog);  in xfs_mountfs()
686 	xfs_set_low_space_thresholds(mp);  in xfs_mountfs()
693 	if (xfs_has_sparseinodes(mp) &&  in xfs_mountfs()
694 	    mp->m_sb.sb_spino_align !=  in xfs_mountfs()
695 			XFS_B_TO_FSBT(mp, igeo->inode_cluster_size_raw)) {  in xfs_mountfs()
696 		xfs_warn(mp,  in xfs_mountfs()
698 			 mp->m_sb.sb_spino_align,  in xfs_mountfs()
699 			 XFS_B_TO_FSBT(mp, igeo->inode_cluster_size_raw));  in xfs_mountfs()
707 	error = xfs_check_sizes(mp);  in xfs_mountfs()
714 	error = xfs_rtmount_init(mp);  in xfs_mountfs()
716 		xfs_warn(mp, "RT mount failed");  in xfs_mountfs()
724 	mp->m_fixedfsid[0] =  in xfs_mountfs()
727 	mp->m_fixedfsid[1] = get_unaligned_be32(&sbp->sb_uuid.b[0]);  in xfs_mountfs()
729 	error = xfs_da_mount(mp);  in xfs_mountfs()
731 		xfs_warn(mp, "Failed dir/attr init: %d", error);  in xfs_mountfs()
738 	xfs_trans_init(mp);  in xfs_mountfs()
743 	error = xfs_initialize_perag(mp, sbp->sb_agcount, &mp->m_maxagi);  in xfs_mountfs()
745 		xfs_warn(mp, "Failed per-ag init: %d", error);  in xfs_mountfs()
749 	if (XFS_IS_CORRUPT(mp, !sbp->sb_logblocks)) {  in xfs_mountfs()
750 		xfs_warn(mp, "no log defined");  in xfs_mountfs()
755 	error = xfs_inodegc_register_shrinker(mp);  in xfs_mountfs()
764 	error = xfs_log_mount(mp, mp->m_logdev_targp,  in xfs_mountfs()
765 			      XFS_FSB_TO_DADDR(mp, sbp->sb_logstart),  in xfs_mountfs()
766 			      XFS_FSB_TO_BB(mp, sbp->sb_logblocks));  in xfs_mountfs()
768 		xfs_warn(mp, "log mount failed");  in xfs_mountfs()
773 	error = xfs_check_summary_counts(mp);  in xfs_mountfs()
778 	xfs_inodegc_start(mp);  in xfs_mountfs()
779 	xfs_blockgc_start(mp);  in xfs_mountfs()
787 	if (xfs_has_noattr2(mp)) {  in xfs_mountfs()
788 		mp->m_features &= ~XFS_FEAT_ATTR2;  in xfs_mountfs()
789 	} else if (!xfs_has_attr2(mp) &&  in xfs_mountfs()
790 		   (mp->m_sb.sb_features2 & XFS_SB_VERSION2_ATTR2BIT)) {  in xfs_mountfs()
791 		mp->m_features |= XFS_FEAT_ATTR2;  in xfs_mountfs()
798 	error = xfs_iget(mp, NULL, sbp->sb_rootino, XFS_IGET_UNTRUSTED,  in xfs_mountfs()
801 		xfs_warn(mp,  in xfs_mountfs()
809 	if (XFS_IS_CORRUPT(mp, !S_ISDIR(VFS_I(rip)->i_mode))) {  in xfs_mountfs()
810 		xfs_warn(mp, "corrupted root inode %llu: not a directory",  in xfs_mountfs()
816 	mp->m_rootip = rip;	/* save it */  in xfs_mountfs()
823 	error = xfs_rtmount_inodes(mp);  in xfs_mountfs()
828 		xfs_warn(mp, "failed to read RT inodes");  in xfs_mountfs()
837 	if (mp->m_update_sb && !xfs_is_readonly(mp)) {  in xfs_mountfs()
838 		error = xfs_sync_sb(mp, false);  in xfs_mountfs()
840 			xfs_warn(mp, "failed to write sb changes");  in xfs_mountfs()
848 	if (XFS_IS_QUOTA_ON(mp)) {  in xfs_mountfs()
849 		error = xfs_qm_newmount(mp, &quotamount, &quotaflags);  in xfs_mountfs()
858 		if (mp->m_sb.sb_qflags & XFS_ALL_QUOTA_ACCT) {  in xfs_mountfs()
859 			xfs_notice(mp, "resetting quota flags");  in xfs_mountfs()
860 			error = xfs_mount_reset_sbqflags(mp);  in xfs_mountfs()
874 	error = xfs_fs_reserve_ag_blocks(mp);  in xfs_mountfs()
876 		xfs_warn(mp,  in xfs_mountfs()
878 	error = xfs_log_mount_finish(mp);  in xfs_mountfs()
879 	xfs_fs_unreserve_ag_blocks(mp);  in xfs_mountfs()
881 		xfs_warn(mp, "log mount finish failed");  in xfs_mountfs()
894 	if (xfs_is_readonly(mp) && !xfs_has_norecovery(mp))  in xfs_mountfs()
895 		xfs_log_clean(mp);  in xfs_mountfs()
901 		ASSERT(mp->m_qflags == 0);  in xfs_mountfs()
902 		mp->m_qflags = quotaflags;  in xfs_mountfs()
904 		xfs_qm_mount_quotas(mp);  in xfs_mountfs()
918 	if (!xfs_is_readonly(mp)) {  in xfs_mountfs()
919 		resblks = xfs_default_resblks(mp);  in xfs_mountfs()
920 		error = xfs_reserve_blocks(mp, &resblks, NULL);  in xfs_mountfs()
922 			xfs_warn(mp,  in xfs_mountfs()
926 		error = xfs_reflink_recover_cow(mp);  in xfs_mountfs()
928 			xfs_err(mp,  in xfs_mountfs()
930 			xfs_force_shutdown(mp, SHUTDOWN_CORRUPT_INCORE);  in xfs_mountfs()
935 		error = xfs_fs_reserve_ag_blocks(mp);  in xfs_mountfs()
943 	xfs_fs_unreserve_ag_blocks(mp);  in xfs_mountfs()
945 	xfs_qm_unmount_quotas(mp);  in xfs_mountfs()
947 	xfs_rtunmount_inodes(mp);  in xfs_mountfs()
951 	xfs_qm_unmount(mp);  in xfs_mountfs()
959 	xfs_inodegc_flush(mp);  in xfs_mountfs()
972 	xfs_unmount_flush_inodes(mp);  in xfs_mountfs()
974 	xfs_log_mount_cancel(mp);  in xfs_mountfs()
976 	unregister_shrinker(&mp->m_inodegc_shrinker);  in xfs_mountfs()
978 	if (mp->m_logdev_targp && mp->m_logdev_targp != mp->m_ddev_targp)  in xfs_mountfs()
979 		xfs_buftarg_drain(mp->m_logdev_targp);  in xfs_mountfs()
980 	xfs_buftarg_drain(mp->m_ddev_targp);  in xfs_mountfs()
982 	xfs_free_perag(mp);  in xfs_mountfs()
984 	xfs_da_unmount(mp);  in xfs_mountfs()
986 	xfs_uuid_unmount(mp);  in xfs_mountfs()
988 	xfs_errortag_del(mp);  in xfs_mountfs()
990 	xfs_error_sysfs_del(mp);  in xfs_mountfs()
992 	xfs_sysfs_del(&mp->m_stats.xs_kobj);  in xfs_mountfs()
994 	xfs_sysfs_del(&mp->m_kobj);  in xfs_mountfs()
1005 	struct xfs_mount	*mp)  in xfs_unmountfs()  argument
1018 	xfs_inodegc_flush(mp);  in xfs_unmountfs()
1020 	xfs_blockgc_stop(mp);  in xfs_unmountfs()
1021 	xfs_fs_unreserve_ag_blocks(mp);  in xfs_unmountfs()
1022 	xfs_qm_unmount_quotas(mp);  in xfs_unmountfs()
1023 	xfs_rtunmount_inodes(mp);  in xfs_unmountfs()
1024 	xfs_irele(mp->m_rootip);  in xfs_unmountfs()
1026 	xfs_unmount_flush_inodes(mp);  in xfs_unmountfs()
1028 	xfs_qm_unmount(mp);  in xfs_unmountfs()
1045 	error = xfs_reserve_blocks(mp, &resblks, NULL);  in xfs_unmountfs()
1047 		xfs_warn(mp, "Unable to free reserved block pool. "  in xfs_unmountfs()
1050 	xfs_log_unmount(mp);  in xfs_unmountfs()
1051 	xfs_da_unmount(mp);  in xfs_unmountfs()
1052 	xfs_uuid_unmount(mp);  in xfs_unmountfs()
1055 	xfs_errortag_clearall(mp);  in xfs_unmountfs()
1057 	unregister_shrinker(&mp->m_inodegc_shrinker);  in xfs_unmountfs()
1058 	xfs_free_perag(mp);  in xfs_unmountfs()
1060 	xfs_errortag_del(mp);  in xfs_unmountfs()
1061 	xfs_error_sysfs_del(mp);  in xfs_unmountfs()
1062 	xfs_sysfs_del(&mp->m_stats.xs_kobj);  in xfs_unmountfs()
1063 	xfs_sysfs_del(&mp->m_kobj);  in xfs_unmountfs()
1074 	struct xfs_mount	*mp,  in xfs_fs_writable()  argument
1078 	if ((mp->m_super->s_writers.frozen >= level) ||  in xfs_fs_writable()
1079 	    xfs_is_shutdown(mp) || xfs_is_readonly(mp))  in xfs_fs_writable()
1087 	struct xfs_mount	*mp,  in xfs_mod_fdblocks()  argument
1101 		if (likely(mp->m_resblks == mp->m_resblks_avail)) {  in xfs_mod_fdblocks()
1102 			percpu_counter_add(&mp->m_fdblocks, delta);  in xfs_mod_fdblocks()
1106 		spin_lock(&mp->m_sb_lock);  in xfs_mod_fdblocks()
1107 		res_used = (long long)(mp->m_resblks - mp->m_resblks_avail);  in xfs_mod_fdblocks()
1110 			mp->m_resblks_avail += delta;  in xfs_mod_fdblocks()
1113 			mp->m_resblks_avail = mp->m_resblks;  in xfs_mod_fdblocks()
1114 			percpu_counter_add(&mp->m_fdblocks, delta);  in xfs_mod_fdblocks()
1116 		spin_unlock(&mp->m_sb_lock);  in xfs_mod_fdblocks()
1128 	if (__percpu_counter_compare(&mp->m_fdblocks, 2 * XFS_FDBLOCKS_BATCH,  in xfs_mod_fdblocks()
1145 	set_aside = mp->m_alloc_set_aside + atomic64_read(&mp->m_allocbt_blks);  in xfs_mod_fdblocks()
1146 	percpu_counter_add_batch(&mp->m_fdblocks, delta, batch);  in xfs_mod_fdblocks()
1147 	if (__percpu_counter_compare(&mp->m_fdblocks, set_aside,  in xfs_mod_fdblocks()
1157 	spin_lock(&mp->m_sb_lock);  in xfs_mod_fdblocks()
1158 	percpu_counter_add(&mp->m_fdblocks, -delta);  in xfs_mod_fdblocks()
1162 	lcounter = (long long)mp->m_resblks_avail + delta;  in xfs_mod_fdblocks()
1164 		mp->m_resblks_avail = lcounter;  in xfs_mod_fdblocks()
1165 		spin_unlock(&mp->m_sb_lock);  in xfs_mod_fdblocks()
1168 	xfs_warn_once(mp,  in xfs_mod_fdblocks()
1172 	spin_unlock(&mp->m_sb_lock);  in xfs_mod_fdblocks()
1178 	struct xfs_mount	*mp,  in xfs_mod_frextents()  argument
1184 	spin_lock(&mp->m_sb_lock);  in xfs_mod_frextents()
1185 	lcounter = mp->m_sb.sb_frextents + delta;  in xfs_mod_frextents()
1189 		mp->m_sb.sb_frextents = lcounter;  in xfs_mod_frextents()
1190 	spin_unlock(&mp->m_sb_lock);  in xfs_mod_frextents()
1199 	struct xfs_mount	*mp)  in xfs_freesb()  argument
1201 	struct xfs_buf		*bp = mp->m_sb_bp;  in xfs_freesb()
1204 	mp->m_sb_bp = NULL;  in xfs_freesb()
1214 	struct xfs_mount	*mp,  in xfs_dev_is_read_only()  argument
1217 	if (xfs_readonly_buftarg(mp->m_ddev_targp) ||  in xfs_dev_is_read_only()
1218 	    xfs_readonly_buftarg(mp->m_logdev_targp) ||  in xfs_dev_is_read_only()
1219 	    (mp->m_rtdev_targp && xfs_readonly_buftarg(mp->m_rtdev_targp))) {  in xfs_dev_is_read_only()
1220 		xfs_notice(mp, "%s required on read-only device.", message);  in xfs_dev_is_read_only()
1221 		xfs_notice(mp, "write access unavailable, cannot proceed.");  in xfs_dev_is_read_only()
1230 	struct xfs_mount	*mp)  in xfs_force_summary_recalc()  argument
1232 	if (!xfs_has_lazysbcount(mp))  in xfs_force_summary_recalc()
1235 	xfs_fs_mark_sick(mp, XFS_SICK_FS_COUNTERS);  in xfs_force_summary_recalc()
1244 	struct xfs_mount	*mp,  in xfs_add_incompat_log_feature()  argument
1259 	error = xfs_log_force(mp, XFS_LOG_SYNC);  in xfs_add_incompat_log_feature()
1262 	xfs_ail_push_all(mp->m_ail);  in xfs_add_incompat_log_feature()
1268 	xfs_buf_lock(mp->m_sb_bp);  in xfs_add_incompat_log_feature()
1269 	xfs_buf_hold(mp->m_sb_bp);  in xfs_add_incompat_log_feature()
1271 	if (xfs_is_shutdown(mp)) {  in xfs_add_incompat_log_feature()
1276 	if (xfs_sb_has_incompat_log_feature(&mp->m_sb, feature))  in xfs_add_incompat_log_feature()
1284 	dsb = mp->m_sb_bp->b_addr;  in xfs_add_incompat_log_feature()
1285 	xfs_sb_to_disk(dsb, &mp->m_sb);  in xfs_add_incompat_log_feature()
1287 	error = xfs_bwrite(mp->m_sb_bp);  in xfs_add_incompat_log_feature()
1295 	xfs_sb_add_incompat_log_features(&mp->m_sb, feature);  in xfs_add_incompat_log_feature()
1296 	xfs_buf_relse(mp->m_sb_bp);  in xfs_add_incompat_log_feature()
1299 	return xfs_sync_sb(mp, false);  in xfs_add_incompat_log_feature()
1301 	xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);  in xfs_add_incompat_log_feature()
1303 	xfs_buf_relse(mp->m_sb_bp);  in xfs_add_incompat_log_feature()
1319 	struct xfs_mount	*mp)  in xfs_clear_incompat_log_features()  argument
1323 	if (!xfs_has_crc(mp) ||  in xfs_clear_incompat_log_features()
1324 	    !xfs_sb_has_incompat_log_feature(&mp->m_sb,  in xfs_clear_incompat_log_features()
1326 	    xfs_is_shutdown(mp))  in xfs_clear_incompat_log_features()
1334 	xfs_buf_lock(mp->m_sb_bp);  in xfs_clear_incompat_log_features()
1335 	xfs_buf_hold(mp->m_sb_bp);  in xfs_clear_incompat_log_features()
1337 	if (xfs_sb_has_incompat_log_feature(&mp->m_sb,  in xfs_clear_incompat_log_features()
1339 		xfs_info(mp, "Clearing log incompat feature flags.");  in xfs_clear_incompat_log_features()
1340 		xfs_sb_remove_incompat_log_features(&mp->m_sb);  in xfs_clear_incompat_log_features()
1344 	xfs_buf_relse(mp->m_sb_bp);  in xfs_clear_incompat_log_features()
1362 	struct xfs_mount	*mp,  in xfs_mod_delalloc()  argument
1365 	percpu_counter_add_batch(&mp->m_delalloc_blks, delta,  in xfs_mod_delalloc()