]> git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/commitdiff
KVM: x86: Fix CPUID function for word 6 (80000001_ECX)
authorJanakarajan Natarajan <Janakarajan.Natarajan@amd.com>
Mon, 6 Nov 2017 17:44:23 +0000 (11:44 -0600)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 17 Nov 2017 12:20:22 +0000 (13:20 +0100)
The function for CPUID 80000001 ECX is set to 0xc0000001. Set it to
0x80000001.

Signed-off-by: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@oracle.com>
Reviewed-by: Borislav Petkov <bp@suse.de>
Fixes: d6321d493319 ("KVM: x86: generalize guest_cpuid_has_ helpers")
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
arch/x86/kvm/cpuid.h

index cdc70a3a65838b10d558c3d0b14bcdf4d9e996d2..c2cea6651279f706f488cf51a523301e6de4ae77 100644 (file)
@@ -44,7 +44,7 @@ static const struct cpuid_reg reverse_cpuid[] = {
        [CPUID_8086_0001_EDX] = {0x80860001, 0, CPUID_EDX},
        [CPUID_1_ECX]         = {         1, 0, CPUID_ECX},
        [CPUID_C000_0001_EDX] = {0xc0000001, 0, CPUID_EDX},
-       [CPUID_8000_0001_ECX] = {0xc0000001, 0, CPUID_ECX},
+       [CPUID_8000_0001_ECX] = {0x80000001, 0, CPUID_ECX},
        [CPUID_7_0_EBX]       = {         7, 0, CPUID_EBX},
        [CPUID_D_1_EAX]       = {       0xd, 1, CPUID_EAX},
        [CPUID_F_0_EDX]       = {       0xf, 0, CPUID_EDX},