Messages in this thread | | | Date | Fri, 12 Jun 2020 15:13:19 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v3 47/75] x86/sev-es: Add Runtime #VC Exception Handler |
| |
On Thu, Jun 11, 2020 at 01:48:31PM +0200, Joerg Roedel wrote: > The most important use-case is #VC->NMI->#VC. When an NMI hits while the > #VC handler uses the GHCB and the NMI handler causes another #VC, then > the contents of the GHCB needs to be backed up, so that it doesn't > destroy the GHCB contents of the first #VC handling path.
That's a good example, please add it to the next version of the patch, preferrably in a comment somewhere.
Thx.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
| |