On Wed, 22 Sep 2021, Rahul Singh wrote:
> prelink.o: In function `pcie_aer_get_firmware_first’:
> drivers/passthrough/pci.c:1251: undefined reference to `apei_hest_parse'
> 
> Compilation error is observed when ACPI and HAS_PCI is enabled for ARM
> architecture. APEI not supported on ARM yet move the code under
> CONFIG_X86 flag to gate the code for ARM.
> 
> Signed-off-by: Rahul Singh <rahul.singh@arm.com>

Acked-by: Stefano Stabellini <sstabellini@kernel.org>


> ---
> Change in v2: Add in code comment "APEI not supported on ARM yet"
> ---
>  xen/drivers/passthrough/pci.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/xen/drivers/passthrough/pci.c b/xen/drivers/passthrough/pci.c
> index 8996403161..d774a6154e 100644
> --- a/xen/drivers/passthrough/pci.c
> +++ b/xen/drivers/passthrough/pci.c
> @@ -1150,7 +1150,8 @@ void __hwdom_init setup_hwdom_pci_devices(
>      pcidevs_unlock();
>  }
>  
> -#ifdef CONFIG_ACPI
> +/* APEI not supported on ARM yet. */
> +#if defined(CONFIG_ACPI) && defined(CONFIG_X86)
>  #include <acpi/acpi.h>
>  #include <acpi/apei.h>
>  
> -- 
> 2.17.1
> 
>