81 		ret = mmap(addr, size, prot, mmap_flags, -1, 0);  in os_pages_map()
89 		 * We succeeded in mapping memory, but not in the right place.  in os_pages_map()
117 	size_t trailsize = alloc_size - leadsize - size;  in os_pages_trim()
137 	if (munmap(addr, size) == -1)  in os_pages_unmap()
158 	size_t alloc_size = size + alignment - os_page;  in pages_map_slow()
159 	/* Beware size_t wrap-around. */  in pages_map_slow()
171 		    - (uintptr_t)pages;  in pages_map_slow()
203 			flags |= MAP_ALIGNED(alignment_bits - 1);  in pages_map()
206 		void *ret = mmap(addr, size, prot, flags, -1, 0);  in pages_map()
217 	 * hard to efficiently create aligned mappings.  The reliable, but  in pages_map()
218 	 * slow method is to create a mapping that is over-sized, then trim the  in pages_map()
223 	 * Optimistically try mapping precisely the right amount before falling  in pages_map()
266 		    -1, 0);  in pages_commit_impl()
272 			 * We succeeded in mapping memory, but not in the right  in pages_commit_impl()
341 	/* Try to overlay a new demand-zeroed mapping. */  in pages_purge_forced()
349 pages_huge_impl(void *addr, size_t size, bool aligned) {  in pages_huge_impl()  argument
350 	if (aligned) {  in pages_huge_impl()
372 pages_nohuge_impl(void *addr, size_t size, bool aligned) {  in pages_nohuge_impl()  argument
373 	if (aligned) {  in pages_nohuge_impl()
432 	if (result == -1) {  in os_page_detect()
493 		if (fd != -1) {  in os_overcommits_proc()
504 		if (fd != -1) {  in os_overcommits_proc()
513 		if (fd != -1) {  in os_overcommits_proc()
519 	if (fd == -1) {  in os_overcommits_proc()
583 	if (fd == -1) {  in init_thp_state()