1 // SPDX-License-Identifier: GPL-2.0
24 	TEST_FAILED = 1,
79 	printf(PREFIX PREFIX "expect to read 0x%lx bytes of data in total\n",  in seek_read_hugepage_filemap()
87 		ret_count = read(fd, buf, wr_chunk_size);  in seek_read_hugepage_filemap()
89 			printf(PREFIX PREFIX "read reach end of the file\n");  in seek_read_hugepage_filemap()
92 			perror(PREFIX ERROR_PREFIX "read failed");  in seek_read_hugepage_filemap()
101 	printf(PREFIX PREFIX "actually read 0x%lx bytes of data in total\n",  in seek_read_hugepage_filemap()
115 	printf(PREFIX PREFIX "expect to read 0x%lx bytes of data in total\n",  in read_hugepage_filemap()
118 		ret_count = read(fd, buf, wr_chunk_size);  in read_hugepage_filemap()
120 			printf(PREFIX PREFIX "read reach end of the file\n");  in read_hugepage_filemap()
123 			perror(PREFIX ERROR_PREFIX "read failed");  in read_hugepage_filemap()
132 	printf(PREFIX PREFIX "actually read 0x%lx bytes of data in total\n",  in read_hugepage_filemap()
198 	 * |<---------------------- 1MB ---------------------->|  in test_hugetlb_read_hwpoison()
199 	 * |<---- healthy page ---->|<---- HWPOISON page ----->|  in test_hugetlb_read_hwpoison()
200 	 * |<------------------- (1MB - 8KB) ----------------->|  in test_hugetlb_read_hwpoison()
210 		 * Userspace should be able to read (1MB + 1 page) from  in test_hugetlb_read_hwpoison()
218 		 * Userspace should be able to read (1MB - 2 pages) from  in test_hugetlb_read_hwpoison()
223 					       len / 2 - MAX(2 * pagesize, wr_chunk_size)))  in test_hugetlb_read_hwpoison()
245 		return -1;  in create_hugetlbfs_file()
253 	if (file_stat->f_type != HUGETLBFS_MAGIC) {  in create_hugetlbfs_file()
261 	return -1;  in create_hugetlbfs_file()
269 	/* Test read() in different granularity. */  in main()
277 		printf("Write/read chunk size=0x%lx\n",  in main()
283 		printf(PREFIX "HugeTLB read regression test...\n");  in main()
286 		printf(PREFIX "HugeTLB read regression test...%s\n",  in main()
290 			return -1;  in main()
295 		printf(PREFIX "HugeTLB read HWPOISON test...\n");  in main()
298 		printf(PREFIX "HugeTLB read HWPOISON test...%s\n",  in main()
302 			return -1;  in main()
307 		printf(PREFIX "HugeTLB seek then read HWPOISON test...\n");  in main()
310 		printf(PREFIX "HugeTLB seek then read HWPOISON test...%s\n",  in main()
314 			return -1;  in main()
321 	return -1;  in main()