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From: kbuild test robot <lkp@intel.com>
To: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: kbuild-all@01.org, Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	Juergen Gross <jgross@suse.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Peter Zijlstra <peterz@infradead.org>,
	x86@kernel.org, xen-devel@lists.xenproject.org,
	linux-kernel@vger.kernel.org,
	Michael Ellerman <mpe@ellerman.id.au>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] idle/x86: remove the call to boot_init_stack_canary() from cpu_startup_entry()
Date: Sat, 20 Oct 2018 04:08:14 +0800	[thread overview]
Message-ID: <201810200410.INIWLDxh%fengguang.wu@intel.com> (raw)
In-Reply-To: <f1b058d6a73cfb68b36dc755df5aaa7a064875b1.1539935852.git.christophe.leroy@c-s.fr>

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Hi Christophe,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on xen-tip/linux-next]
[also build test ERROR on v4.19-rc8 next-20181019]
[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/Christophe-Leroy/idle-x86-remove-the-call-to-boot_init_stack_canary-from-cpu_startup_entry/20181020-015124
base:   https://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git linux-next
config: x86_64-allmodconfig (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=x86_64 

All errors (new ones prefixed by >>):

   arch/x86/xen/smp_pv.c: In function 'cpu_bringup_and_idle':
>> arch/x86/xen/smp_pv.c:91:2: error: implicit declaration of function 'boot_init_stack_canary'; did you mean 'snprint_stack_trace'? [-Werror=implicit-function-declaration]
     boot_init_stack_canary();
     ^~~~~~~~~~~~~~~~~~~~~~
     snprint_stack_trace
   cc1: some warnings being treated as errors

vim +91 arch/x86/xen/smp_pv.c

    87	
    88	asmlinkage __visible void cpu_bringup_and_idle(void)
    89	{
    90		cpu_bringup();
  > 91		boot_init_stack_canary();
    92		cpu_startup_entry(CPUHP_AP_ONLINE_IDLE);
    93	}
    94	

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

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      parent reply	other threads:[~2018-10-19 20:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-19  9:29 [PATCH] idle/x86: remove the call to boot_init_stack_canary() from cpu_startup_entry() Christophe Leroy
2018-10-19 10:01 ` Juergen Gross
2018-10-19 10:33   ` Christophe LEROY
2018-10-19 19:24 ` kbuild test robot
2018-10-19 20:08 ` kbuild test robot [this message]

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