diff options
| author | Jidong Xiao <jidong.xiao@gmail.com> | 2014-06-03 21:10:06 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-06-04 09:12:04 +0200 |
| commit | 79b6f2f651d64a122dd647c1456635d5a6a176ac (patch) | |
| tree | 451730ed96c665b94dc936be22f7f05833650563 | |
| parent | 9b1786829aefb83f37a8f3135e3ea91c56001b56 (diff) | |
| download | qemu-79b6f2f651d64a122dd647c1456635d5a6a176ac.zip qemu-79b6f2f651d64a122dd647c1456635d5a6a176ac.tar.gz qemu-79b6f2f651d64a122dd647c1456635d5a6a176ac.tar.bz2 | |
kvm: Fix eax for cpuid leaf 0x40000000
Since Linux kernel 3.5, KVM has documented eax for leaf 0x40000000
to be KVM_CPUID_FEATURES:
https://github.com/torvalds/linux/commit/57c22e5f35aa4b9b2fe11f73f3e62bbf9ef36190
But qemu still tries to set it to 0. It would be better to make qemu
and kvm consistent. This patch just fixes this issue.
Signed-off-by: Jidong Xiao <jidong.xiao@gmail.com>
[Include kvm_base in the value. - Paolo]
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | target-i386/kvm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target-i386/kvm.c b/target-i386/kvm.c index 40cd4b8..4bf0ac9 100644 --- a/target-i386/kvm.c +++ b/target-i386/kvm.c @@ -532,7 +532,7 @@ int kvm_arch_init_vcpu(CPUState *cs) memcpy(signature, "KVMKVMKVM\0\0\0", 12); c = &cpuid_data.entries[cpuid_i++]; c->function = KVM_CPUID_SIGNATURE | kvm_base; - c->eax = 0; + c->eax = KVM_CPUID_FEATURES | kvm_base; c->ebx = signature[0]; c->ecx = signature[1]; c->edx = signature[2]; |