x86/sev-es: Handle VMMCALL Events

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Implement a handler for #VC exceptions caused by VMMCALL instructions.
This is only a starting point, VMMCALL emulation under SEV-ES needs
further hypervisor-specific changes to provide additional state.

 [ bp: Drop "this patch". ]

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
[ jroedel@suse.de: Adapt to #VC handling infrastructure ]
Co-developed-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200907131613.12703-60-joro@8bytes.org

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Tom Lendacky 2020-09-07 15:16:00 +02:00 • committed by Borislav Petkov

parent ded476bbe2

commit 2eb7dcf0cc

1 changed files with 23 additions and 0 deletions

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arch/x86/kernel/sev-es.c

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