Hi Al, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on pm/linux-next] [also build test WARNING on v4.16 next-20180404] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Al-Stone/ACPI-improve-function-documentation-for-acpi_parse_entries_array/20180404-151910 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next smatch warnings: drivers/mailbox/pcc.c:392 count_pcc_subspaces() warn: always true condition '(pcct_ss->header.type >= 0) => (0-255 >= 0)' vim +392 drivers/mailbox/pcc.c 374 375 /*+ 376 * 377 * count_pcc_subspaces -- Count the PCC subspaces that are not used in 378 * reduced hardware systems. 379 * @header: Pointer to the ACPI subtable header under the PCCT. 380 * @end: End of subtable entry. 381 * 382 * Return: 0 for Success, else errno. 383 * 384 * This gets called for each entry in the PCC table. 385 */ 386 static int count_pcc_subspaces(struct acpi_subtable_header *header, 387 const unsigned long end) 388 { 389 struct acpi_pcct_subspace *pcct_ss = 390 (struct acpi_pcct_subspace *) header; 391 > 392 if ((pcct_ss->header.type >= ACPI_PCCT_TYPE_GENERIC_SUBSPACE) && 393 (pcct_ss->header.type <= ACPI_PCCT_TYPE_RESERVED) && 394 (pcct_ss->header.type != ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE) && 395 (pcct_ss->header.type != 396 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2)) { 397 pr_warn("PCCT count: useful subtype = %d\n", 398 pcct_ss->header.type); 399 return 0; 400 } 401 pr_warn("PCCT count: unwanted subtype = %d\n", pcct_ss->header.type); 402 return -EINVAL; 403 } 404 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html