linux-kernel - Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate an erroneous CPU core

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Date:   Wed, 2 Sep 2020 01:59:06 +0800
From:   kernel test robot <lkp@...el.com>
To:     Shiju Jose <shiju.jose@...wei.com>, linux-edac@...r.kernel.org,
        linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
        bp@...en8.de, tony.luck@...el.com, rjw@...ysocki.net,
        james.morse@....com, lenb@...nel.org
Cc:     kbuild-all@...ts.01.org, linuxarm@...wei.com
Subject: Re: [PATCH 1/1] RAS: Add CPU Correctable Error Collector to isolate
 an erroneous CPU core

Hi Shiju,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on pm/linux-next]
[also build test ERROR on arm64/for-next/core linux/master linus/master v5.9-rc3 next-20200828]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Shiju-Jose/RAS-Add-CPU-Correctable-Error-Collector-to-isolate-an-erroneous-CPU-core/20200901-222704
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: i386-allyesconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   drivers/acpi/apei/ghes.c: In function 'ghes_handle_arm_hw_error':
>> drivers/acpi/apei/ghes.c:527:8: error: implicit declaration of function 'get_logical_index' [-Werror=implicit-function-declaration]
     527 |  cpu = get_logical_index(err->mpidr);
         |        ^~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

# https://github.com/0day-ci/linux/commit/5d1b166196baa45a5e541b6c2524e28fdeeeedd8
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Shiju-Jose/RAS-Add-CPU-Correctable-Error-Collector-to-isolate-an-erroneous-CPU-core/20200901-222704
git checkout 5d1b166196baa45a5e541b6c2524e28fdeeeedd8
vim +/get_logical_index +527 drivers/acpi/apei/ghes.c

   513	
   514	static void ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata)
   515	{
   516		struct cper_sec_proc_arm *err = acpi_hest_get_payload(gdata);
   517		struct cper_arm_err_info *err_info;
   518		int sec_sev;
   519		int cpu, i, ret;
   520	
   521		log_arm_hw_error(err);
   522	
   523		sec_sev = ghes_severity(gdata->error_severity);
   524		if (sec_sev != GHES_SEV_CORRECTED)
   525			return;
   526	
 > 527		cpu = get_logical_index(err->mpidr);
   528		if (cpu == -EINVAL)
   529			return;
   530	
   531		err_info = (struct cper_arm_err_info *)(err + 1);
   532		for (i = 0; i < err->err_info_num; i++) {
   533			ret = cpu_cec_add_ce(cpu, err_info->multiple_error + 1);
   534			if (ret)
   535				break;
   536			err_info += 1;
   537		}
   538	}
   539	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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