Messages in this thread | | | Date | Tue, 2 Apr 2024 19:45:40 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH] x86/sev: Apply RMP table fixups for kexec. |
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On Tue, Apr 02, 2024 at 12:11:03PM -0500, Kalra, Ashish wrote: > > And if you mean the reservation in the kernel page tables (directmap) > > then that will not help as kexec uses it's own identity mapped page > > tables.
So how hard would it be to *always* reserve the chunk of memory at the 2M boundary where the RMP table starts and up to the 2M boundary where the RMP table ends?
In *every* kernel.
By default.
Thx.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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