linux-kernel - Re: [PATCH v2 1/9] efi/x86: prepare GOP handling code for reuse as generic code

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Date:	Sat, 19 Mar 2016 13:58:33 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Ard Biesheuvel <ard.biesheuvel@...aro.org>
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org,
	linux-efi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	matt@...eblueprint.co.uk, catalin.marinas@....com,
	will.deacon@....com, linux@....linux.org.uk, pjones@...hat.com,
	dh.herrmann@...il.com, leif.lindholm@...aro.org,
	mark.rutland@....com, x86@...nel.org,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>
Subject: Re: [PATCH v2 1/9] efi/x86: prepare GOP handling code for reuse as
 generic code

Hi Ard,

[auto build test ERROR on arm64/for-next/core]
[also build test ERROR on v4.5 next-20160318]
[cannot apply to efi/next]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Ard-Biesheuvel/EFI-framebuffer-support-for-ARM-and-arm64/20160319-005320
base:   https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux for-next/core
config: i386-randconfig-i1-201611 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

Note: the linux-review/Ard-Biesheuvel/EFI-framebuffer-support-for-ARM-and-arm64/20160319-005320 HEAD 26e82e0dc9f75ffe5b825ba3efbf659fbf1f138d builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   In file included from arch/x86/boot/compressed/eboot.c:10:0:
   include/linux/efi.h:1296:7: warning: 'struct screen_info' declared inside parameter list
          unsigned long size);
          ^
   include/linux/efi.h:1296:7: warning: its scope is only this definition or declaration, which is probably not what you want
>> arch/x86/boot/compressed/eboot.c:861:14: error: conflicting types for 'efi_setup_gop'
    efi_status_t efi_setup_gop(efi_system_table_t *sys_table_arg,
                 ^
   In file included from arch/x86/boot/compressed/eboot.c:10:0:
   include/linux/efi.h:1294:14: note: previous declaration of 'efi_setup_gop' was here
    efi_status_t efi_setup_gop(efi_system_table_t *sys_table_arg,
                 ^

vim +/efi_setup_gop +861 arch/x86/boot/compressed/eboot.c

   855		return status;
   856	}
   857	
   858	/*
   859	 * See if we have Graphics Output Protocol
   860	 */
 > 861	efi_status_t efi_setup_gop(efi_system_table_t *sys_table_arg,
   862				   struct screen_info *si, efi_guid_t *proto,
   863				   unsigned long size)
   864	{

---
0-DAY kernel test infrastructure                Open Source Technology Center
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Download attachment ".config.gz" of type "application/octet-stream" (27784 bytes)