Re: [PATCH] PCI/VGA: Fix boot device detection after framebuffer relocation

From: kernel test robot

Date: Thu Oct 29 2026 - 09:32:39 EST


Hi,

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 v7.3 next-20261028]
[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/wuqianhai-loongson-cn/PCI-VGA-Fix-boot-device-detection-after-framebuffer-relocation/20261028-174634
base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next
patch link: https://lore.kernel.org/r/20261028094634.766723-1-wuqianhai%40loongson.cn
patch subject: [PATCH] PCI/VGA: Fix boot device detection after framebuffer relocation
config: microblaze-defconfig (https://download.01.org/0day-ci/archive/20261029/202610292159.Ls5pkJAS-lkp@xxxxxxxxx/config)
compiler: microblaze-linux-gcc (GCC) 16.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261029/202610292159.Ls5pkJAS-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610292159.Ls5pkJAS-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

microblaze-linux-ld: drivers/pci/vgaarb.o: in function `vga_arb_device_init':
>> drivers/pci/vgaarb.c:1536:(.init.text+0x10): undefined reference to `screen_info_apply_fixups'


vim +1536 drivers/pci/vgaarb.c

1524
1525 static int __init vga_arb_device_init(void)
1526 {
1527 int rc;
1528 struct pci_dev *pdev;
1529
1530 /*
1531 * PCI resource assignment may have relocated the firmware
1532 * framebuffer BAR. Update screen_info's lfb_base so that
1533 * vga_is_firmware_default() can match it against the boot
1534 * device's relocated resource.
1535 */
> 1536 screen_info_apply_fixups();

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