linux-kernel - [tglx-devel:msi 12/101] arch/x86/kernel/apic/msi.c:352:9: error: implicit declaration of function 'xen_initdom_restore

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Message-ID: <202111301541.76r8diQD-lkp@intel.com>
Date:   Tue, 30 Nov 2021 15:24:04 +0800
From:   kernel test robot <lkp@...el.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [tglx-devel:msi 12/101] arch/x86/kernel/apic/msi.c:352:9: error:
 implicit declaration of function 'xen_initdom_restore_msi'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git msi
head:   1fd2d0e8970556f4495ebc122b6e7f249393022e
commit: 0d4bbd35acbeb675aa06a4b8b5b2ea4cbd776365 [12/101] PCI/MSI: Make arch_restore_msi_irqs() less horrible.
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20211130/202111301541.76r8diQD-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/tglx/devel.git/commit/?id=0d4bbd35acbeb675aa06a4b8b5b2ea4cbd776365
        git remote add tglx-devel https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git
        git fetch --no-tags tglx-devel msi
        git checkout 0d4bbd35acbeb675aa06a4b8b5b2ea4cbd776365
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   arch/x86/kernel/apic/msi.c: In function 'arch_restore_msi_irqs':
>> arch/x86/kernel/apic/msi.c:352:9: error: implicit declaration of function 'xen_initdom_restore_msi' [-Werror=implicit-function-declaration]
     352 |  return xen_initdom_restore_msi(dev);
         |         ^~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +/xen_initdom_restore_msi +352 arch/x86/kernel/apic/msi.c

   349	
   350	bool arch_restore_msi_irqs(struct pci_dev *dev)
   351	{
 > 352		return xen_initdom_restore_msi(dev);

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