Hi Devyn, FYI, the error/warning still remains. tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 5cfda5c5e5fbd3cbd5845d1ba3ebb1ccd52c05a9 commit: 6449ff7a5a2b148bc0a60efb3f0d723aaeceaae6 [6858/14336] ipmi: Errata workaround to prevent SMS message processing timeout config: arm64-randconfig-002-20241010 (https://download.01.org/0day-ci/archive/20241010/202410101323.VsBPpYrP-lkp@i...) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 70e0a7e7e6a8541bcc46908c592eed561850e416) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241010/202410101323.VsBPpYrP-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202410101323.VsBPpYrP-lkp@intel.com/ All errors (new ones prefixed by >>):

...

drivers/char/ipmi/ipmi_bt_sm.c:194:11: error: call to undeclared function 'acpi_evaluate_integer'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 194 | status = acpi_evaluate_integer(handle, "SATN", NULL, &tmp); | ^ drivers/char/ipmi/ipmi_bt_sm.c:194:11: note: did you mean 'acpi_evaluate_object'? include/acpi/acpixf.h:550:8: note: 'acpi_evaluate_object' declared here 550 | acpi_evaluate_object(acpi_handle object, | ^ include/acpi/platform/aclinux.h:93:21: note: expanded from macro 'ACPI_EXTERNAL_RETURN_STATUS' 93 | static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);} | ^ 1 error generated.

vim +/acpi_evaluate_integer +194 drivers/char/ipmi/ipmi_bt_sm.c 177 178 #ifdef CONFIG_HISILICON_ERRATUM_162102203 179 /* 180 * To confirm whether the SMS_ATN flag needs to be stored and get 181 * quirk through the method reported by the BIOS. Because in special 182 * cases SMS_ATN flag bits may be lost before being processed. 183 */ 184 static bool get_sms_atn_quirk(struct si_sm_io *io) 185 { 186 acpi_handle handle; 187 acpi_status status; 188 unsigned long long tmp; 189 190 handle = ACPI_HANDLE(io->dev); 191 if (!handle) 192 return false; 193

194 status = acpi_evaluate_integer(handle, "SATN", NULL, &tmp); 195 if (ACPI_FAILURE(status)) 196 return false; 197 else if (tmp != 1) 198 return false; 199 200 return true; 201 } 202 #endif 203

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