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x86/KVM: Convert to fpstate

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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
This commit is contained in:
Thomas Gleixner
2021-10-13 16:55:33 +02:00
committed by Borislav Petkov
parent 087df48c29
commit 1c57572d75
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kvm/x86.c
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@@ -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;