Hi Dan, I love your patch! Yet something to improve: [auto build test ERROR on bba413deb1065f1291cb1f366247513f11215520] url: https://github.com/0day-ci/linux/commits/Dan-Williams/Renovate-memcpy_mcs... base: bba413deb1065f1291cb1f366247513f11215520 config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): arch/x86/kernel/quirks.c: In function 'quirk_intel_brickland_xeon_ras_cap': enable_copy_mc_fragile(); ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- arch/x86/kernel/cpu/mce/core.c: In function 'mcheck_late_init': enable_copy_mc_fragile(); ^~~~~~~~~~~~~~~~~~~~~~ enable_p5_mce cc1: some warnings being treated as errors vim +/enable_copy_mc_fragile +635 arch/x86/kernel/quirks.c 623 624 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F3, 625 amd_disable_seq_and_redirect_scrub); 626 627 /* Ivy Bridge, Haswell, Broadwell */ 628 static void quirk_intel_brickland_xeon_ras_cap(struct pci_dev *pdev) 629 { 630 u32 capid0; 631 632 pci_read_config_dword(pdev, 0x84, &capid0); 633 634 if (capid0 & 0x10) 636 } 637 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org