linux-kernel - Re: [PATCH] PCI/VGA: Fixup the firmware fb address om demanding time

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Date:   Wed, 2 Aug 2023 14:24:29 +0800
From:   suijingfeng <suijingfeng@...ngson.cn>
To:     kernel test robot <lkp@...el.com>,
        Bjorn Helgaas <helgaas@...nel.org>
Cc:     oe-kbuild-all@...ts.linux.dev, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        loongson-kernel@...ts.loongnix.cn
Subject: Re: [PATCH] PCI/VGA: Fixup the firmware fb address om demanding time

Hi,

On 2023/8/2 11:40, kernel test robot wrote:
> Hi Sui,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on pci/next]
> [also build test ERROR on pci/for-linus linus/master v6.5-rc4 next-20230801]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch#_base_tree_information]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Sui-Jingfeng/PCI-VGA-Fixup-the-firmware-fb-address-om-demanding-time/20230802-023743
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next
> patch link:    https://lore.kernel.org/r/20230801183706.702567-1-suijingfeng%40loongson.cn
> patch subject: [PATCH] PCI/VGA: Fixup the firmware fb address om demanding time
> config: parisc64-defconfig (https://download.01.org/0day-ci/archive/20230802/202308021153.w0leLadx-lkp@intel.com/config)
> compiler: hppa64-linux-gcc (GCC) 12.3.0
> reproduce: (https://download.01.org/0day-ci/archive/20230802/202308021153.w0leLadx-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202308021153.w0leLadx-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
>     hppa64-linux-ld: drivers/pci/vgaarb.o: in function `vga_arb_firmware_fb_addr_tracker':
>>> (.text+0x1d0): undefined reference to `screen_info'
>>> hppa64-linux-ld: (.text+0x1d4): undefined reference to `screen_info'

How does this problem related to my patch?
The dependency was introduce since the commit 86fd887b7fe3
('vgaarb: Don't default exclusively to first video device with mem+io')