Re: [PATCH V5 2/2] x86/efi: Add efi page fault handler to recover from page faults caused by the firmware

From: kbuild test robot
Date: Tue Sep 11 2018 - 04:20:28 EST


Hi Sai,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on efi/next]
[cannot apply to v4.19-rc3 next-20180910]
[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/Sai-Praneeth-Prakhya/efi-Make-efi_rts_work-accessible-to-efi-page-fault-handler/20180911-142222
base: https://git.kernel.org/pub/scm/linux/kernel/git/efi/efi.git next
config: i386-alldefconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

arch/x86/mm/fault.o: In function `no_context':
>> fault.c:(.text+0x6a1): undefined reference to `efi_recover_from_page_fault'
fault.c:(.text+0x742): undefined reference to `efi_recover_from_page_fault'

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation

Attachment: .config.gz
Description: application/gzip