1151  * FOLL_NOWAIT, the mmap_lock may be released.  If it is, *@locked will be set
1156 		int *locked)  in faultin_page()  argument
1201 		*locked = 0;  in faultin_page()
1223 			*locked = 0;  in faultin_page()
1376  * @locked:     whether we're still with the mmap_lock held
1411  * be released. If this happens *@locked will be set to 0 on return.
1424 		int *locked)  in __get_user_pages()  argument
1492 					   PTR_ERR(page) == -EMLINK, locked);  in __get_user_pages()
1702  * Locking: (*locked == 1) means that the mmap_lock has already been acquired by
1704  * set (*locked = 0).
1706  * (*locked == 0) means that the caller expects this function to acquire and
1707  * drop the mmap_lock. Therefore, the value of *locked will still be zero when
1718 						int *locked,  in __get_user_pages_locked()  argument
1731 	if (!*locked) {  in __get_user_pages_locked()
1735 		*locked = 1;  in __get_user_pages_locked()
1758 				       locked);  in __get_user_pages_locked()
1766 		if (!*locked) {  in __get_user_pages_locked()
1777 		if (*locked) {  in __get_user_pages_locked()
1820 		*locked = 1;  in __get_user_pages_locked()
1822 				       pages, locked);  in __get_user_pages_locked()
1823 		if (!*locked) {  in __get_user_pages_locked()
1842 	if (must_unlock && *locked) {  in __get_user_pages_locked()
1849 		*locked = 0;  in __get_user_pages_locked()
1867  * @locked: whether the mmap_lock is still held
1876  * If @locked is NULL, it may be held for read or write and will
1879  * If @locked is non-NULL, it must held for read only and may be
1880  * released.  If it's released, *@locked will be set to 0.
1883 		unsigned long start, unsigned long end, int *locked)  in populate_vma_page_range()  argument
1922 	if (locked)  in populate_vma_page_range()
1930 			       NULL, locked ? locked : &local_locked);  in populate_vma_page_range()
1945  * @locked: whether the mmap_lock is still held
1954  * mm->mmap_lock must be held. If it's released, *@locked will be set to 0.
1957 			unsigned long end, bool write, int *locked)  in faultin_page_range()  argument
1981 	ret = __get_user_pages_locked(mm, start, nr_pages, NULL, locked,  in faultin_page_range()
1999 	int locked = 0;  in __mm_populate()  local
2009 		if (!locked) {  in __mm_populate()
2010 			locked = 1;  in __mm_populate()
2032 		ret = populate_vma_page_range(vma, nstart, nend, &locked);  in __mm_populate()
2043 	if (locked)  in __mm_populate()
2050 		int *locked, unsigned int foll_flags)  in __get_user_pages_locked()  argument
2064 	if (!*locked) {  in __get_user_pages_locked()
2068 		*locked = 1;  in __get_user_pages_locked()
2098 	if (must_unlock && *locked) {  in __get_user_pages_locked()
2100 		*locked = 0;  in __get_user_pages_locked()
2257  * @locked: a pointer to an int denoting whether the mmap sem is held
2270 struct page *get_dump_page(unsigned long addr, int *locked)  in get_dump_page()  argument
2275 	ret = __get_user_pages_locked(current->mm, addr, 1, &page, locked,  in get_dump_page()
2516 				  int *locked,  in __gup_longterm_locked()  argument
2524 					       locked, gup_flags);  in __gup_longterm_locked()
2529 							  pages, locked,  in __gup_longterm_locked()
2547 static bool is_valid_gup_args(struct page **pages, int *locked,  in is_valid_gup_args()  argument
2557 	 * - FOLL_UNLOCKABLE is internal only and used if locked is !NULL  in is_valid_gup_args()
2563 	if (locked) {  in is_valid_gup_args()
2564 		/* At the external interface locked must be set */  in is_valid_gup_args()
2565 		if (WARN_ON_ONCE(*locked != 1))  in is_valid_gup_args()
2603  * @locked:	pointer to lock flag indicating whether lock is held and
2653 		int *locked)  in get_user_pages_remote()  argument
2657 	if (!is_valid_gup_args(pages, locked, &gup_flags,  in get_user_pages_remote()
2662 				       locked ? locked : &local_locked,  in get_user_pages_remote()
2671 			   int *locked)  in get_user_pages_remote()  argument
2688  * the current task, and doesn't allow passing of a locked parameter.  We also
2694 	int locked = 1;  in get_user_pages()  local
2700 				       &locked, gup_flags);  in get_user_pages()
2722 	int locked = 0;  in get_user_pages_unlocked()  local
2729 				       &locked, gup_flags);  in get_user_pages_unlocked()
3388 	int locked = 0;  in gup_fast_fallback()  local
3418 				    pages, &locked,  in gup_fast_fallback()
3536  * @locked:	pointer to lock flag indicating whether lock is held and
3553 			   int *locked)  in pin_user_pages_remote()  argument
3557 	if (!is_valid_gup_args(pages, locked, &gup_flags,  in pin_user_pages_remote()
3561 				     locked ? locked : &local_locked,  in pin_user_pages_remote()
3587 	int locked = 1;  in pin_user_pages()  local
3592 				     pages, &locked, gup_flags);  in pin_user_pages()
3607 	int locked = 0;  in pin_user_pages_unlocked()  local
3614 				     &locked, gup_flags);  in pin_user_pages_unlocked()