linux-kernel - Re: [PATCH 2/2] x86/e820: Use much less memory for e820/e820

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Date:   Fri, 9 Sep 2016 05:42:38 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Denys Vlasenko <dvlasenk@...hat.com>
Cc:     kbuild-all@...org, Ingo Molnar <mingo@...nel.org>,
        Denys Vlasenko <dvlasenk@...hat.com>,
        Andy Lutomirski <luto@...capital.net>,
        "H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
        Brian Gerst <brgerst@...il.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] x86/e820: Use much less memory for e820/e820_saved,
 save up to 120k

Hi Denys,

[auto build test WARNING on tip/auto-latest]
[also build test WARNING on v4.8-rc5 next-20160908]
[cannot apply to tip/x86/core]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Denys-Vlasenko/x86-e820-mark-some-static-functions-__init/20160909-035802
config: x86_64-randconfig-i0-201636 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.3-14) 4.9.3
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> WARNING: vmlinux.o(.data+0x1b398): Section mismatch in reference from the variable e820_saved to the variable .init.data:initial_e820_saved
   The variable e820_saved references
   the variable __initdata initial_e820_saved
   If the reference is valid then annotate the
   variable with or __refdata (see linux/init.h) or name the variable:
   
--
>> WARNING: vmlinux.o(.data+0x1b3a0): Section mismatch in reference from the variable e820 to the variable .init.data:initial_e820
   The variable e820 references
   the variable __initdata initial_e820
   If the reference is valid then annotate the
   variable with or __refdata (see linux/init.h) or name the variable:
   

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

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