linux-kernel - [mingo-tip:sched/headers 1830/2340] arch/x86/entry/vdso/vdso32-setup.c:55:12: warning: no previous prototype for 'sysenter

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <202202240421.IqidZKCD-lkp@intel.com>
Date:   Thu, 24 Feb 2022 04:17:50 +0800
From:   kernel test robot <lkp@...el.com>
To:     Ingo Molnar <mingo@...nel.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [mingo-tip:sched/headers 1830/2340]
 arch/x86/entry/vdso/vdso32-setup.c:55:12: warning: no previous prototype for
 'sysenter_setup'

tree:   git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head:   97c5eeb4de3ad324ed2a4656b46465299cfd010a
commit: 636ab3577fd1815db429a31abd460c7f248713d1 [1830/2340] headers/deps: x86/elf: Optimize <asm/elf.h> dependencies, split out <asm/elf_api.h>
config: i386-randconfig-a003 (https://download.01.org/0day-ci/archive/20220224/202202240421.IqidZKCD-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=636ab3577fd1815db429a31abd460c7f248713d1
        git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
        git fetch --no-tags mingo-tip sched/headers
        git checkout 636ab3577fd1815db429a31abd460c7f248713d1
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/entry/vdso/ arch/x86/pci/

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

All warnings (new ones prefixed by >>):

>> arch/x86/entry/vdso/vdso32-setup.c:55:12: warning: no previous prototype for 'sysenter_setup' [-Wmissing-prototypes]
      55 | int __init sysenter_setup(void)
         |            ^~~~~~~~~~~~~~


vim +/sysenter_setup +55 arch/x86/entry/vdso/vdso32-setup.c

^1da177e4c3f41 arch/i386/kernel/sysenter.c        Linus Torvalds      2005-04-16  54  
a6c4e076ee4c1e arch/i386/kernel/sysenter.c        Jeremy Fitzhardinge 2007-05-02 @55  int __init sysenter_setup(void)
^1da177e4c3f41 arch/i386/kernel/sysenter.c        Linus Torvalds      2005-04-16  56  {
0a6d1fa0d2b48f arch/x86/entry/vdso/vdso32-setup.c Andy Lutomirski     2015-10-05  57  	init_vdso_image(&vdso_image_32);
^1da177e4c3f41 arch/i386/kernel/sysenter.c        Linus Torvalds      2005-04-16  58  
^1da177e4c3f41 arch/i386/kernel/sysenter.c        Linus Torvalds      2005-04-16  59  	return 0;
^1da177e4c3f41 arch/i386/kernel/sysenter.c        Linus Torvalds      2005-04-16  60  }
e6e5494cb23d19 arch/i386/kernel/sysenter.c        Ingo Molnar         2006-06-27  61  

:::::: The code at line 55 was first introduced by commit
:::::: a6c4e076ee4c1ea670e4faa55814e63dd08e3f29 [PATCH] i386: clean up identify_cpu

:::::: TO: Jeremy Fitzhardinge <jeremy@...p.org>
:::::: CC: Andi Kleen <andi@...il.nowhere.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org