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authorVitaly Kuznetsov <vkuznets@redhat.com>2019-08-13 15:53:32 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2019-08-22 10:09:20 +0200
commit02d4160fbd765110e836c84c30c7babb5af84a44 (patch)
tree94f6b041e1e77e93eeda86478cc230d2db6030dc /arch/x86/include/asm/kvm_emulate.h
parent97413d2981bb3619a9d39f0b611318664d7231f5 (diff)
x86: KVM: add xsetbv to the emulator
To avoid hardcoding xsetbv length to '3' we need to support decoding it in the emulator. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.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.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index feab24cac610..77cf6c11f66b 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -229,7 +229,7 @@ struct x86_emulate_ops {
int (*pre_leave_smm)(struct x86_emulate_ctxt *ctxt,
const char *smstate);
void (*post_leave_smm)(struct x86_emulate_ctxt *ctxt);
-
+ int (*set_xcr)(struct x86_emulate_ctxt *ctxt, u32 index, u64 xcr);
};
typedef u32 __attribute__((vector_size(16))) sse128_t;
@@ -429,6 +429,7 @@ enum x86_intercept {
x86_intercept_ins,
x86_intercept_out,
x86_intercept_outs,
+ x86_intercept_xsetbv,
nr_x86_intercepts
};