249 	return (mnt->mnt_flags & MNT_READONLY) || sb_rdonly(mnt->mnt_sb);  in __mnt_is_readonly()
289 	if (mnt->mnt_sb->s_readonly_remount)  in mnt_is_readonly()
355 	sb_start_write(m->mnt_sb);  in mnt_want_write()
358 		sb_end_write(m->mnt_sb);  in mnt_want_write()
447 	sb_end_write(mnt->mnt_sb);  in mnt_drop_write()
965 	mnt->mnt.mnt_sb		= fc->root->d_sb;  in vfs_create_mount()
971 	list_add_tail(&mnt->mnt_instance, &mnt->mnt.mnt_sb->s_mounts);  in vfs_create_mount()
1036 	struct super_block *sb = old->mnt.mnt_sb;  in clone_mnt()
1059 	mnt->mnt.mnt_sb = sb;  in clone_mnt()
1119 	deactivate_super(mnt->mnt.mnt_sb);  in cleanup_mnt()
1562 	struct super_block *sb = mnt->mnt.mnt_sb;  in do_umount()
2268 	if (mnt->mnt.mnt_sb->s_flags & SB_NOUSER)  in graft_tree()
2554 	struct super_block *sb = mnt->mnt_sb;  in mnt_warn_timestamp_expiry()
2581 	struct super_block *sb = path->mnt->mnt_sb;  in do_reconfigure_mnt()
2614 	struct super_block *sb = path->mnt->mnt_sb;  in do_remount()
2801 	if (path->mnt->mnt_sb == newmnt->mnt.mnt_sb &&  in do_add_mount()
2926 	if (m->mnt_sb == path->mnt->mnt_sb &&  in finish_automount()
3418 	s = path.mnt->mnt_sb;  in mount_subtree()
3967 		if (mnt->mnt.mnt_sb->s_type != sb->s_type)  in mnt_already_visible()
3973 		if (mnt->mnt.mnt_root != mnt->mnt.mnt_sb->s_root)  in mnt_already_visible()
3980 		if (sb_rdonly(mnt->mnt.mnt_sb))  in mnt_already_visible()
4052 	       current_in_userns(mnt->mnt_sb->s_user_ns);  in mnt_may_suid()