On 25.09.2020 15:45, boris.ostrov...@oracle.com wrote: > On 9/25/20 6:11 AM, Juergen Gross wrote: >> @@ -1296,6 +1296,14 @@ asmlinkage __visible void __init >> xen_start_kernel(void) >> >> xen_smp_init(); >> >> +#ifdef CONFIG_ACPI >> + /* >> + * Disable selecting "Firmware First mode" for correctable memory >> + * errors, as this is the duty of the hypervisor to decide. >> + */ >> + acpi_disable_cmcff = 1; >> +#endif > > > Not that it matters greatly but should this go under if (xen_initial_domain()) > clause a bit further down?
Yes - DomU-s are supposed to be in charge of their (virtual) firmware, no matter that right now APEI for guests is completely out of sight as far as I'm aware. Jan
