276 	if (mnt->mnt_flags & MNT_READONLY)  in __mnt_is_readonly()
356 	while (ACCESS_ONCE(mnt->mnt.mnt_flags) & MNT_WRITE_HOLD)  in __mnt_want_write()
498 	mnt->mnt.mnt_flags |= MNT_WRITE_HOLD;  in mnt_make_readonly()
524 		mnt->mnt.mnt_flags |= MNT_READONLY;  in mnt_make_readonly()
530 	mnt->mnt.mnt_flags &= ~MNT_WRITE_HOLD;  in mnt_make_readonly()
538 	mnt->mnt.mnt_flags &= ~MNT_READONLY;  in __mnt_unmake_readonly()
553 		if (!(mnt->mnt.mnt_flags & MNT_READONLY)) {  in sb_prepare_remount_readonly()
554 			mnt->mnt.mnt_flags |= MNT_WRITE_HOLD;  in sb_prepare_remount_readonly()
570 		if (mnt->mnt.mnt_flags & MNT_WRITE_HOLD)  in sb_prepare_remount_readonly()
571 			mnt->mnt.mnt_flags &= ~MNT_WRITE_HOLD;  in sb_prepare_remount_readonly()
604 	if (bastard->mnt_flags & MNT_SYNC_UMOUNT) {  in legitimize_mnt()
639 	if (!(p->mnt.mnt_flags & MNT_UMOUNT))  in __lookup_mnt_last()
644 		if (!(p->mnt.mnt_flags & MNT_UMOUNT))  in __lookup_mnt_last()
935 		mnt->mnt.mnt_flags = MNT_INTERNAL;  in vfs_kern_mount()
977 	mnt->mnt.mnt_flags = old->mnt.mnt_flags & ~(MNT_WRITE_HOLD|MNT_MARKED);  in clone_mnt()
980 		mnt->mnt.mnt_flags |= MNT_LOCK_ATIME;  in clone_mnt()
982 		if (mnt->mnt.mnt_flags & MNT_READONLY)  in clone_mnt()
983 			mnt->mnt.mnt_flags |= MNT_LOCK_READONLY;  in clone_mnt()
985 		if (mnt->mnt.mnt_flags & MNT_NODEV)  in clone_mnt()
986 			mnt->mnt.mnt_flags |= MNT_LOCK_NODEV;  in clone_mnt()
988 		if (mnt->mnt.mnt_flags & MNT_NOSUID)  in clone_mnt()
989 			mnt->mnt.mnt_flags |= MNT_LOCK_NOSUID;  in clone_mnt()
991 		if (mnt->mnt.mnt_flags & MNT_NOEXEC)  in clone_mnt()
992 			mnt->mnt.mnt_flags |= MNT_LOCK_NOEXEC;  in clone_mnt()
998 		mnt->mnt.mnt_flags |= MNT_LOCKED;  in clone_mnt()
1093 	if (unlikely(mnt->mnt.mnt_flags & MNT_DOOMED)) {  in mntput_no_expire()
1098 	mnt->mnt.mnt_flags |= MNT_DOOMED;  in mntput_no_expire()
1111 	if (likely(!(mnt->mnt.mnt_flags & MNT_INTERNAL))) {  in mntput_no_expire()
1151 	p->mnt.mnt_flags |= MNT_INTERNAL;  in mnt_clone_internal()
1368 	if (!(mnt->mnt_parent->mnt.mnt_flags & MNT_UMOUNT))  in disconnect_mount()
1397 		p->mnt.mnt_flags |= MNT_UMOUNT;  in umount_tree()
1418 			p->mnt.mnt_flags |= MNT_SYNC_UMOUNT;  in umount_tree()
1556 		if (mnt->mnt.mnt_flags & MNT_UMOUNT) {  in __detach_mounts()
1609 	if (mnt->mnt.mnt_flags & MNT_LOCKED)  in SYSCALL_DEFINE2()
2050 		if (child->mnt.mnt_flags & MNT_LOCKED)  in has_locked_children()
2107 	mnt->mnt.mnt_flags &= ~MNT_LOCKED;  in do_loopback()
2144 static int do_remount(struct path *path, int flags, int mnt_flags,  in do_remount()  argument
2163 	if ((mnt->mnt.mnt_flags & MNT_LOCK_READONLY) &&  in do_remount()
2164 	    !(mnt_flags & MNT_READONLY)) {  in do_remount()
2167 	if ((mnt->mnt.mnt_flags & MNT_LOCK_NODEV) &&  in do_remount()
2168 	    !(mnt_flags & MNT_NODEV)) {  in do_remount()
2172 			mnt_flags |= MNT_NODEV;  in do_remount()
2177 	if ((mnt->mnt.mnt_flags & MNT_LOCK_NOSUID) &&  in do_remount()
2178 	    !(mnt_flags & MNT_NOSUID)) {  in do_remount()
2181 	if ((mnt->mnt.mnt_flags & MNT_LOCK_NOEXEC) &&  in do_remount()
2182 	    !(mnt_flags & MNT_NOEXEC)) {  in do_remount()
2185 	if ((mnt->mnt.mnt_flags & MNT_LOCK_ATIME) &&  in do_remount()
2186 	    ((mnt->mnt.mnt_flags & MNT_ATIME_MASK) != (mnt_flags & MNT_ATIME_MASK))) {  in do_remount()
2203 		mnt_flags |= mnt->mnt.mnt_flags & ~MNT_USER_SETTABLE_MASK;  in do_remount()
2204 		mnt->mnt.mnt_flags = mnt_flags;  in do_remount()
2247 	if (old->mnt.mnt_flags & MNT_LOCKED)  in do_move_mount()
2318 static int do_add_mount(struct mount *newmnt, struct path *path, int mnt_flags)  in do_add_mount()  argument
2324 	mnt_flags &= ~MNT_INTERNAL_FLAGS;  in do_add_mount()
2334 		if (!(mnt_flags & MNT_SHRINKABLE))  in do_add_mount()
2351 	newmnt->mnt.mnt_flags = mnt_flags;  in do_add_mount()
2366 			int mnt_flags, const char *name, void *data)  in do_new_mount()  argument
2390 			mnt_flags |= MNT_NODEV | MNT_LOCK_NODEV;  in do_new_mount()
2393 			if (!fs_fully_visible(type, &mnt_flags)) {  in do_new_mount()
2409 	err = do_add_mount(real_mount(mnt), path, mnt_flags);  in do_new_mount()
2430 	err = do_add_mount(mnt, path, path->mnt->mnt_flags | MNT_SHRINKABLE);  in finish_automount()
2519 		if (!(mnt->mnt.mnt_flags & MNT_SHRINKABLE))  in select_submounts()
2652 	int mnt_flags = 0;  in do_mount()  local
2676 		mnt_flags |= MNT_RELATIME;  in do_mount()
2680 		mnt_flags |= MNT_NOSUID;  in do_mount()
2682 		mnt_flags |= MNT_NODEV;  in do_mount()
2684 		mnt_flags |= MNT_NOEXEC;  in do_mount()
2686 		mnt_flags |= MNT_NOATIME;  in do_mount()
2688 		mnt_flags |= MNT_NODIRATIME;  in do_mount()
2690 		mnt_flags &= ~(MNT_RELATIME | MNT_NOATIME);  in do_mount()
2692 		mnt_flags |= MNT_READONLY;  in do_mount()
2698 		mnt_flags &= ~MNT_ATIME_MASK;  in do_mount()
2699 		mnt_flags |= path.mnt->mnt_flags & MNT_ATIME_MASK;  in do_mount()
2707 		retval = do_remount(&path, flags & ~MS_REMOUNT, mnt_flags,  in do_mount()
2716 		retval = do_new_mount(&path, type_page, flags, mnt_flags,  in do_mount()
3007 	if (new_mnt->mnt.mnt_flags & MNT_LOCKED)  in SYSCALL_DEFINE2()
3035 	if (root_mnt->mnt.mnt_flags & MNT_LOCKED) {  in SYSCALL_DEFINE2()
3036 		new_mnt->mnt.mnt_flags |= MNT_LOCKED;  in SYSCALL_DEFINE2()
3037 		root_mnt->mnt.mnt_flags &= ~MNT_LOCKED;  in SYSCALL_DEFINE2()
3090 	mnt->mnt_flags |= MNT_LOCKED;  in init_mount_tree()
3224 		if ((mnt->mnt.mnt_flags & MNT_LOCK_READONLY) &&  in fs_fully_visible()
3227 		if ((mnt->mnt.mnt_flags & MNT_LOCK_NODEV) &&  in fs_fully_visible()
3230 		if ((mnt->mnt.mnt_flags & MNT_LOCK_ATIME) &&  in fs_fully_visible()
3231 		    ((mnt->mnt.mnt_flags & MNT_ATIME_MASK) != (new_flags & MNT_ATIME_MASK)))  in fs_fully_visible()
3241 			if (!(child->mnt.mnt_flags & MNT_LOCKED))  in fs_fully_visible()
3248 		*new_mnt_flags |= mnt->mnt.mnt_flags & (MNT_LOCK_READONLY | \  in fs_fully_visible()