linux-kernel - Re: [PATCH 1/1] x86/rtc: Allocate interrupt for platform device

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Date:   Tue, 17 Jan 2017 00:16:09 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     kbuild-all@...org, Ingo Molnar <mingo@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        "H . Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
        x86@...nel.org, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH 1/1] x86/rtc: Allocate interrupt for platform device

Hi Andy,

[auto build test ERROR on tip/auto-latest]
[also build test ERROR on v4.10-rc4 next-20170116]
[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/Andy-Shevchenko/x86-rtc-Allocate-interrupt-for-platform-device/20170116-222720
config: i386-randconfig-x015-201703 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   arch/x86/kernel/rtc.c: In function 'add_rtc_cmos':
>> arch/x86/kernel/rtc.c:181:24: error: storage size of 'info' isn't known
     struct irq_alloc_info info;
                           ^~~~
   arch/x86/kernel/rtc.c:202:2: error: implicit declaration of function 'ioapic_set_alloc_attr' [-Werror=implicit-function-declaration]
     ioapic_set_alloc_attr(&info, NUMA_NO_NODE, 1, 0);
     ^~~~~~~~~~~~~~~~~~~~~
   arch/x86/kernel/rtc.c:203:8: error: implicit declaration of function 'mp_map_gsi_to_irq' [-Werror=implicit-function-declaration]
     ret = mp_map_gsi_to_irq(RTC_IRQ, IOAPIC_MAP_ALLOC, &info);
           ^~~~~~~~~~~~~~~~~
   arch/x86/kernel/rtc.c:203:35: error: 'IOAPIC_MAP_ALLOC' undeclared (first use in this function)
     ret = mp_map_gsi_to_irq(RTC_IRQ, IOAPIC_MAP_ALLOC, &info);
                                      ^~~~~~~~~~~~~~~~
   arch/x86/kernel/rtc.c:203:35: note: each undeclared identifier is reported only once for each function it appears in
   arch/x86/kernel/rtc.c:181:24: warning: unused variable 'info' [-Wunused-variable]
     struct irq_alloc_info info;
                           ^~~~
   cc1: some warnings being treated as errors

vim +181 arch/x86/kernel/rtc.c

   175		.resource	= rtc_resources,
   176		.num_resources	= ARRAY_SIZE(rtc_resources),
   177	};
   178	
   179	static __init int add_rtc_cmos(void)
   180	{
 > 181		struct irq_alloc_info info;
   182		int ret;
   183	#ifdef CONFIG_PNP
   184		static const char * const ids[] __initconst =

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