Messages in this thread Patch in this message | | | From | Uros Bizjak <> | Subject | [PATCH] KVM: x86: Use VMCALL and VMMCALL mnemonics in kvm_para.h | Date | Tue, 23 Jun 2020 20:34:39 +0200 |
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Current minimum required version of binutils is 2.23, which supports VMCALL and VMMCALL instruction mnemonics.
Replace the byte-wise specification of VMCALL and VMMCALL with these proper mnemonics.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com> CC: Paolo Bonzini <pbonzini@redhat.com> --- arch/x86/include/asm/kvm_para.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/kvm_para.h b/arch/x86/include/asm/kvm_para.h index 49d3a9edb06f..01317493807e 100644 --- a/arch/x86/include/asm/kvm_para.h +++ b/arch/x86/include/asm/kvm_para.h @@ -18,7 +18,7 @@ static inline bool kvm_check_and_clear_guest_paused(void) #endif /* CONFIG_KVM_GUEST */ #define KVM_HYPERCALL \ - ALTERNATIVE(".byte 0x0f,0x01,0xc1", ".byte 0x0f,0x01,0xd9", X86_FEATURE_VMMCALL) + ALTERNATIVE("vmcall", "vmmcall", X86_FEATURE_VMMCALL) /* For KVM hypercalls, a three-byte sequence of either the vmcall or the vmmcall * instruction. The hypervisor may replace it with something else but only the -- 2.26.2
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