Messages in this thread | | | Subject | Re: [PATCH] x86/acpi: check rsdp address received via bootparams to be valid | From | Juergen Gross <> | Date | Tue, 13 Feb 2018 17:48:43 +0100 |
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On 13/02/18 17:32, Ingo Molnar wrote: > > * Juergen Gross <jgross@suse.com> wrote: > >> So what about the following: >> >> From version 0x020e on (current version without my patches is 0x020d) >> the boot loader will write its supported version or'ed with 0x8000 into >> the same version field. So we can be sure any added fields are filled >> with real data or the information has been evaluated by the boot loader, >> if the returned version included that field. If the boot loader finds >> the kernel supports a version < 0x020e it won't return its supported >> version. > > This seems like a usable workaround to me, as long as everyone involved > agrees with it.
Okay, thanks for the feedback.
I'll go that route.
> I've removed the patches for the time being.
Seems a sensible thing to do.
Juergen
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