194 get_file_size(int fd)  in get_file_size()  argument
197 	if (fstat(fd, &st) < 0)  in get_file_size()
213 static int lock(int fd, int type)  in lock()  argument
219 		ret = flock(fd, type | LOCK_NB);  in lock()
240 	int fd;  in get_seg_memfd()  local
248 		fd = fd_list[list_idx].memseg_list_fd;  in get_seg_memfd()
250 		if (fd < 0) {  in get_seg_memfd()
252 			fd = memfd_create(segname, flags);  in get_seg_memfd()
253 			if (fd < 0) {  in get_seg_memfd()
258 			fd_list[list_idx].memseg_list_fd = fd;  in get_seg_memfd()
261 		fd = fd_list[list_idx].fds[seg_idx];  in get_seg_memfd()
263 		if (fd < 0) {  in get_seg_memfd()
266 			fd = memfd_create(segname, flags);  in get_seg_memfd()
267 			if (fd < 0) {  in get_seg_memfd()
272 			fd_list[list_idx].fds[seg_idx] = fd;  in get_seg_memfd()
275 	return fd;  in get_seg_memfd()
285 	int fd;  in get_seg_fd()  local
309 	fd = *out_fd;  in get_seg_fd()
310 	if (fd >= 0)  in get_seg_fd()
311 		return fd;  in get_seg_fd()
352 	fd = open(path, O_CREAT | O_RDWR, 0600);  in get_seg_fd()
353 	if (fd < 0) {  in get_seg_fd()
359 	if (lock(fd, LOCK_SH) < 0) {  in get_seg_fd()
362 		close(fd);  in get_seg_fd()
365 	*out_fd = fd;  in get_seg_fd()
366 	return fd;  in get_seg_fd()
370 resize_hugefile_in_memory(int fd, uint64_t fa_offset,  in resize_hugefile_in_memory()  argument
378 	ret = fallocate(fd, flags, fa_offset, page_sz);  in resize_hugefile_in_memory()
390 resize_hugefile_in_filesystem(int fd, uint64_t fa_offset, uint64_t page_sz,  in resize_hugefile_in_filesystem()  argument
410 			uint64_t cur_size = get_file_size(fd);  in resize_hugefile_in_filesystem()
416 					ftruncate(fd, new_size) < 0) {  in resize_hugefile_in_filesystem()
442 			ret = fallocate(fd, flags, fa_offset, page_sz);  in resize_hugefile_in_filesystem()
475 close_hugefile(int fd, char *path, int list_idx)  in close_hugefile()  argument
489 	close(fd);  in close_hugefile()
494 resize_hugefile(int fd, uint64_t fa_offset, uint64_t page_sz, bool grow,  in resize_hugefile()  argument
506 		return resize_hugefile_in_memory(fd, fa_offset,  in resize_hugefile()
510 	return resize_hugefile_in_filesystem(fd, fa_offset, page_sz,  in resize_hugefile()
527 	int fd;  in alloc_seg()  local
557 		fd = -1;  in alloc_seg()
569 		fd = get_seg_fd(path, sizeof(path), hi, list_idx, seg_idx,  in alloc_seg()
571 		if (fd < 0) {  in alloc_seg()
578 			ret = resize_hugefile(fd, map_offset, alloc_sz, true,  in alloc_seg()
586 			if (ftruncate(fd, alloc_sz) < 0) {  in alloc_seg()
609 	va = mmap(addr, alloc_sz, PROT_READ | PROT_WRITE, mmap_flags, fd,  in alloc_seg()
713 	if (fd < 0)  in alloc_seg()
717 		resize_hugefile(fd, map_offset, alloc_sz, false, NULL);  in alloc_seg()
722 			close_hugefile(fd, path, list_idx);  in alloc_seg()
727 				lock(fd, LOCK_EX) == 1)  in alloc_seg()
729 		close(fd);  in alloc_seg()
741 	int fd, ret = 0;  in free_seg()  local
767 	fd = get_seg_fd(path, sizeof(path), hi, list_idx, seg_idx, NULL);  in free_seg()
768 	if (fd < 0)  in free_seg()
773 		if (resize_hugefile(fd, map_offset, ms->len, false, NULL))  in free_seg()
777 			close_hugefile(fd, path, list_idx);  in free_seg()
787 			ret = lock(fd, LOCK_EX);  in free_seg()
795 		close(fd);  in free_seg()
1583 eal_memalloc_set_seg_fd(int list_idx, int seg_idx, int fd)  in eal_memalloc_set_seg_fd()  argument
1600 	fd_list[list_idx].fds[seg_idx] = fd;  in eal_memalloc_set_seg_fd()
1606 eal_memalloc_set_seg_list_fd(int list_idx, int fd)  in eal_memalloc_set_seg_list_fd()  argument
1615 	fd_list[list_idx].memseg_list_fd = fd;  in eal_memalloc_set_seg_list_fd()
1623 	int fd;  in eal_memalloc_get_seg_fd()  local
1638 		fd = fd_list[list_idx].memseg_list_fd;  in eal_memalloc_get_seg_fd()
1641 		fd = -1;  in eal_memalloc_get_seg_fd()
1643 		fd = fd_list[list_idx].fds[seg_idx];  in eal_memalloc_get_seg_fd()
1645 	if (fd < 0)  in eal_memalloc_get_seg_fd()
1647 	return fd;  in eal_memalloc_get_seg_fd()
1663 		int fd = memfd_create("test", flags);  in test_memfd_create()  local
1664 		if (fd < 0) {  in test_memfd_create()
1674 		close(fd);  in test_memfd_create()