Re: [PATCH] x86/xen: disable Firmware First mode for correctable memory errors

2020-09-25 Thread Jan Beulich
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 mo

Re: [PATCH] x86/xen: disable Firmware First mode for correctable memory errors

2020-09-25 Thread boris . ostrovsky
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 du

[PATCH] x86/xen: disable Firmware First mode for correctable memory errors

2020-09-25 Thread Juergen Gross
When running as Xen dom0 the kernel isn't responsible for selecting the error handling mode, this should be handled by the hypervisor. So disable setting FF mode when running as Xen pv guest. Not doing so might result in boot splats like: [7.509696] HEST: Enabling Firmware First mode for corr