diff options
| author | Yu Zhang <yu.c.zhang@linux.intel.com> | 2017-08-24 20:27:52 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-08-24 18:09:15 +0200 |
| commit | e911eb3b3414e62cbd9853e0a91c124f4a545c0f (patch) | |
| tree | e8ac1e3c35b9d452ef099cd3b04f2c1f40fe5c25 /arch/x86/include/asm/kvm_emulate.h | |
| parent | 3db134805c69aae16ba6193946aa8deccd393ead (diff) | |
KVM: x86: Add return value to kvm_cpuid().
Return false in kvm_cpuid() when it fails to find the cpuid
entry. Also, this routine(and its caller) is optimized with
a new argument - check_limit, so that the check_cpuid_limit()
fall back can be avoided.
Signed-off-by: Yu Zhang <yu.c.zhang@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include/asm/kvm_emulate.h')
| -rw-r--r-- | arch/x86/include/asm/kvm_emulate.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h index fde36f189836..fa2558e12024 100644 --- a/arch/x86/include/asm/kvm_emulate.h +++ b/arch/x86/include/asm/kvm_emulate.h @@ -219,8 +219,8 @@ struct x86_emulate_ops { struct x86_instruction_info *info, enum x86_intercept_stage stage); - void (*get_cpuid)(struct x86_emulate_ctxt *ctxt, - u32 *eax, u32 *ebx, u32 *ecx, u32 *edx); + bool (*get_cpuid)(struct x86_emulate_ctxt *ctxt, u32 *eax, u32 *ebx, + u32 *ecx, u32 *edx, bool check_limit); void (*set_nmi_mask)(struct x86_emulate_ctxt *ctxt, bool masked); unsigned (*get_hflags)(struct x86_emulate_ctxt *ctxt); |