On Sat, Jul 30, 2022 at 8:53 AM kernel test robot <lkp@intel.com> wrote:
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/header-cleanup-immutable
> head:   933c5a4f87d92a865d1db76caf190f1a4a1927f9
> commit: abb4970ac33514c84b143516583eaf8cc47abd67 [2/6] PCI: Move isa_dma_bridge_buggy out of asm/dma.h
> config: i386-randconfig-a006 (https://download.01.org/0day-ci/archive/20220730/202207301404.VdeSPptt-lkp@intel.com/config)
> compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 52cd00cabf479aa7eb6dbb063b7ba41ea57bce9e)
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/commit/?id=abb4970ac33514c84b143516583eaf8cc47abd67

> >> arch/x86/kernel/cpu/cyrix.c:277:3: error: use of undeclared identifier 'isa_dma_bridge_buggy'
>                    isa_dma_bridge_buggy = 2;
>                    ^


This file now needs to #include the new linux/isa-dma.h header.

        Arnd