x86/KVM: Convert to fpstate

Convert KVM code to the new register storage mechanism in preparation for
dynamically sized buffers.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Cc: kvm@vger.kernel.org
Link: https://lkml.kernel.org/r/20211013145322.451439983@linutronix.de

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 96936a2..0eb1021 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -10403,7 +10403,7 @@ int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
 
        vcpu_load(vcpu);
 
-       fxsave = &vcpu->arch.guest_fpu->state.fxsave;
+       fxsave = &vcpu->arch.guest_fpu->fpstate->regs.fxsave;
        memcpy(fpu->fpr, fxsave->st_space, 128);
        fpu->fcw = fxsave->cwd;
        fpu->fsw = fxsave->swd;
@@ -10426,7 +10426,7 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
 
        vcpu_load(vcpu);
 
-       fxsave = &vcpu->arch.guest_fpu->state.fxsave;
+       fxsave = &vcpu->arch.guest_fpu->fpstate->regs.fxsave;
 
        memcpy(fxsave->st_space, fpu->fpr, 128);
        fxsave->cwd = fpu->fcw;