Messages in this thread | | | Date | Tue, 31 Aug 2021 18:22:44 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH Part1 v5 32/38] x86/sev: enable SEV-SNP-validated CPUID in #VC handlers |
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On Fri, Aug 27, 2021 at 01:32:40PM -0500, Michael Roth wrote: > If the memory is allocated in boot/compressed/mem_encrypt.S, wouldn't > kernel proper still need to create a static buffer for its copy?
Just like the other variables like sme_me_mask etc that file allocates at the bottom. Or do you have a better idea?
> Would that be a reasonable approach for v6?
I don't like the ifdeffery one bit, TBH. I guess you should split it and have a boot/compressed page and a kernel proper one and keep 'em separate. That should make everything nice and clean at the cost of 2*4K which is nothing nowadays.
Thx.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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