From: Tom Lendacky <thomas.lendacky@xxxxxxx> When SEV is active the virtual machine cannot set the MSR for SME, so don't set the trampoline flag for SME. Signed-off-by: Tom Lendacky <thomas.lendacky@xxxxxxx> --- arch/x86/realmode/init.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c index f3207e5..391d8ba 100644 --- a/arch/x86/realmode/init.c +++ b/arch/x86/realmode/init.c @@ -102,7 +102,7 @@ static void __init setup_real_mode(void) *trampoline_cr4_features = mmu_cr4_features; trampoline_header->flags = 0; - if (sme_me_mask) + if (sme_me_mask && !sev_active) trampoline_header->flags |= TH_FLAGS_SME_ENABLE; trampoline_pgd = (u64 *) __va(real_mode_header->trampoline_pgd); _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
