linux-kernel - Re: lapic_suspend/lapic

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Message-ID: <201511241209.4M4chsvs%fengguang.wu@intel.com>
Date:	Tue, 24 Nov 2015 12:16:28 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Juergen Gross <jgross@...e.com>
Cc:	kbuild-all@...org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	the arch/x86 maintainers <x86@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...nel.org>,
	Borislav Petkov <bp@...e.de>
Subject: Re: lapic_suspend/lapic_resume wrong?

Hi Juergen,

[auto build test ERROR on v4.4-rc2]
[also build test ERROR on next-20151123]
[cannot apply to tip/x86/core]

url:    https://github.com/0day-ci/linux/commits/Juergen-Gross/lapic_suspend-lapic_resume-wrong/20151123-155328
config: arm64-allyesconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm64 

All errors (new ones prefixed by >>):

   drivers/xen/events/events_base.c: In function 'xen_allocate_irq_gsi':
>> drivers/xen/events/events_base.c:424:2: error: implicit declaration of function 'nr_legacy_irqs' [-Werror=implicit-function-declaration]
     if (gsi < nr_legacy_irqs())
     ^
   cc1: some warnings being treated as errors

vim +/nr_legacy_irqs +424 drivers/xen/events/events_base.c

   418		 * space.
   419		 */
   420		if (xen_pv_domain() && !xen_initial_domain())
   421			return xen_allocate_irq_dynamic();
   422	
   423		/* Legacy IRQ descriptors are already allocated by the arch. */
 > 424		if (gsi < nr_legacy_irqs())
   425			irq = gsi;
   426		else
   427			irq = irq_alloc_desc_at(gsi, -1);

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

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