181 	int		error = -ENOMEM;  in xfs_initialize_perag()  local
197 			error = -ENOMEM;  in xfs_initialize_perag()
205 		error = xfs_buf_hash_init(pag);  in xfs_initialize_perag()
206 		if (error)  in xfs_initialize_perag()
213 		error = radix_tree_preload(GFP_NOFS);  in xfs_initialize_perag()
214 		if (error)  in xfs_initialize_perag()
222 			error = -EEXIST;  in xfs_initialize_perag()
230 		error = xfs_iunlink_init(pag);  in xfs_initialize_perag()
231 		if (error)  in xfs_initialize_perag()
258 	return error;  in xfs_initialize_perag()
274 	int		error;  in xfs_readsb()  local
298 	error = xfs_buf_read_uncached(mp->m_ddev_targp, XFS_SB_DADDR,  in xfs_readsb()
301 	if (error) {  in xfs_readsb()
303 			xfs_warn(mp, "SB validate failed with error %d.", error);  in xfs_readsb()
305 		if (error == -EFSBADCRC)  in xfs_readsb()
306 			error = -EFSCORRUPTED;  in xfs_readsb()
307 		return error;  in xfs_readsb()
322 		error = -EINVAL;  in xfs_readsb()
333 		error = -ENOSYS;  in xfs_readsb()
359 	return error;  in xfs_readsb()
459 		int		error;  in xfs_update_alignment()  local
465 		error = xfs_check_new_dalign(mp, mp->m_dalign, &update_sb);  in xfs_update_alignment()
466 		if (error || !update_sb)  in xfs_update_alignment()
467 			return error;  in xfs_update_alignment()
507 	int		error;  in xfs_check_sizes()  local
514 	error = xfs_buf_read_uncached(mp->m_ddev_targp,  in xfs_check_sizes()
517 	if (error) {  in xfs_check_sizes()
519 		return error;  in xfs_check_sizes()
531 	error = xfs_buf_read_uncached(mp->m_logdev_targp,  in xfs_check_sizes()
534 	if (error) {  in xfs_check_sizes()
536 		return error;  in xfs_check_sizes()
694 	int			error = 0;  in xfs_mountfs()  local
750 	error = xfs_validate_new_dalign(mp);  in xfs_mountfs()
751 	if (error)  in xfs_mountfs()
768 	error = xfs_update_alignment(mp);  in xfs_mountfs()
769 	if (error)  in xfs_mountfs()
775 	error = xfs_sysfs_init(&mp->m_kobj, &xfs_mp_ktype,  in xfs_mountfs()
777 	if (error)  in xfs_mountfs()
780 	error = xfs_sysfs_init(&mp->m_stats.xs_kobj, &xfs_stats_ktype,  in xfs_mountfs()
782 	if (error)  in xfs_mountfs()
785 	error = xfs_error_sysfs_init(mp);  in xfs_mountfs()
786 	if (error)  in xfs_mountfs()
789 	error = xfs_errortag_init(mp);  in xfs_mountfs()
790 	if (error)  in xfs_mountfs()
793 	error = xfs_uuid_mount(mp);  in xfs_mountfs()
794 	if (error)  in xfs_mountfs()
820 		error = -EINVAL;  in xfs_mountfs()
827 	error = xfs_check_sizes(mp);  in xfs_mountfs()
828 	if (error)  in xfs_mountfs()
834 	error = xfs_rtmount_init(mp);  in xfs_mountfs()
835 	if (error) {  in xfs_mountfs()
849 	error = xfs_da_mount(mp);  in xfs_mountfs()
850 	if (error) {  in xfs_mountfs()
851 		xfs_warn(mp, "Failed dir/attr init: %d", error);  in xfs_mountfs()
863 	error = xfs_initialize_perag(mp, sbp->sb_agcount, &mp->m_maxagi);  in xfs_mountfs()
864 	if (error) {  in xfs_mountfs()
865 		xfs_warn(mp, "Failed per-ag init: %d", error);  in xfs_mountfs()
871 		error = -EFSCORRUPTED;  in xfs_mountfs()
880 	error = xfs_log_mount(mp, mp->m_logdev_targp,  in xfs_mountfs()
883 	if (error) {  in xfs_mountfs()
889 	error = xfs_check_summary_counts(mp);  in xfs_mountfs()
890 	if (error)  in xfs_mountfs()
897 	error = xfs_iget(mp, NULL, sbp->sb_rootino, XFS_IGET_UNTRUSTED,  in xfs_mountfs()
899 	if (error) {  in xfs_mountfs()
902 			sbp->sb_rootino, -error);  in xfs_mountfs()
912 		error = -EFSCORRUPTED;  in xfs_mountfs()
922 	error = xfs_rtmount_inodes(mp);  in xfs_mountfs()
923 	if (error) {  in xfs_mountfs()
937 		error = xfs_sync_sb(mp, false);  in xfs_mountfs()
938 		if (error) {  in xfs_mountfs()
948 		error = xfs_qm_newmount(mp, &quotamount, &quotaflags);  in xfs_mountfs()
949 		if (error)  in xfs_mountfs()
961 			error = xfs_mount_reset_sbqflags(mp);  in xfs_mountfs()
962 			if (error)  in xfs_mountfs()
975 	error = xfs_fs_reserve_ag_blocks(mp);  in xfs_mountfs()
976 	if (error && error == -ENOSPC)  in xfs_mountfs()
979 	error = xfs_log_mount_finish(mp);  in xfs_mountfs()
981 	if (error) {  in xfs_mountfs()
1023 		error = xfs_reserve_blocks(mp, &resblks, NULL);  in xfs_mountfs()
1024 		if (error)  in xfs_mountfs()
1029 		error = xfs_reflink_recover_cow(mp);  in xfs_mountfs()
1030 		if (error) {  in xfs_mountfs()
1032 	"Error %d recovering leftover CoW allocations.", error);  in xfs_mountfs()
1038 		error = xfs_fs_reserve_ag_blocks(mp);  in xfs_mountfs()
1039 		if (error && error != -ENOSPC)  in xfs_mountfs()
1088 	return error;  in xfs_mountfs()
1100 	int			error;  in xfs_unmountfs()  local
1127 	error = xfs_reserve_blocks(mp, &resblks, NULL);  in xfs_unmountfs()
1128 	if (error)  in xfs_unmountfs()
1132 	error = xfs_log_sbcount(mp);  in xfs_unmountfs()
1133 	if (error)  in xfs_unmountfs()