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| author | Uros Bizjak <ubizjak@gmail.com> | 2018-11-26 17:00:08 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2018-12-21 11:28:44 +0100 |
| commit | ac5ffda2447f033ddc44a87882dfcfed38d944dc (patch) | |
| tree | ee0595e3ea806f669e50b4c0ebc75b798ca3959d /arch/x86/kvm/svm.c | |
| parent | KVM/MMU: Flush tlb directly in the kvm_zap_gfn_range() (diff) | |
| download | linux-ac5ffda2447f033ddc44a87882dfcfed38d944dc.tar.xz linux-ac5ffda2447f033ddc44a87882dfcfed38d944dc.zip | |
KVM/x86: Use SVM assembly instruction mnemonics instead of .byte streams
Recently the minimum required version of binutils was changed to 2.20,
which supports all SVM instruction mnemonics. The patch removes
all .byte #defines and uses real instruction mnemonics instead.
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/x86/kvm/svm.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 47a9a45a2f70..00594332bba5 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -706,17 +706,17 @@ static u32 svm_msrpm_offset(u32 msr) static inline void clgi(void) { - asm volatile (__ex(SVM_CLGI)); + asm volatile (__ex("clgi")); } static inline void stgi(void) { - asm volatile (__ex(SVM_STGI)); + asm volatile (__ex("stgi")); } static inline void invlpga(unsigned long addr, u32 asid) { - asm volatile (__ex(SVM_INVLPGA) : : "a"(addr), "c"(asid)); + asm volatile (__ex("invlpga %1, %0") : : "c"(asid), "a"(addr)); } static int get_npt_level(struct kvm_vcpu *vcpu) @@ -5652,9 +5652,9 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu) /* Enter guest mode */ "push %%" _ASM_AX " \n\t" "mov %c[vmcb](%[svm]), %%" _ASM_AX " \n\t" - __ex(SVM_VMLOAD) "\n\t" - __ex(SVM_VMRUN) "\n\t" - __ex(SVM_VMSAVE) "\n\t" + __ex("vmload %%" _ASM_AX) "\n\t" + __ex("vmrun %%" _ASM_AX) "\n\t" + __ex("vmsave %%" _ASM_AX) "\n\t" "pop %%" _ASM_AX " \n\t" /* Save guest registers, load host registers */ |