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

From: kernel test robot
Date: Tue Sep 01 2020 - 14:52:21 EST


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: x86_64-randconfig-a013-20200901 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c10e63677f5d20f18010f8f68c631ddc97546f7d)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64

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

All errors (new ones prefixed by >>):

>> drivers/acpi/apei/ghes.c:527:8: error: implicit declaration of function 'get_logical_index' [-Werror,-Wimplicit-function-declaration]
cpu = get_logical_index(err->mpidr);
^
1 error generated.

# 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@xxxxxxxxxxxx

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