linux-kernel - [tip: x86/fpu] x86/KVM: Convert to fpstate

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Date:   Thu, 21 Oct 2021 15:12:34 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>, Borislav Petkov <bp@...e.de>,
        Paolo Bonzini <pbonzini@...hat.com>, kvm@...r.kernel.org,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: x86/fpu] x86/KVM: Convert to fpstate

The following commit has been merged into the x86/fpu branch of tip:

Commit-ID:     1c57572d754fc54e0b8ac0df5350969ce6292d12
Gitweb:        https://git.kernel.org/tip/1c57572d754fc54e0b8ac0df5350969ce6292d12
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Wed, 13 Oct 2021 16:55:33 +02:00
Committer:     Borislav Petkov <bp@...e.de>
CommitterDate: Wed, 20 Oct 2021 22:34:14 +02:00

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@...utronix.de>
Signed-off-by: Borislav Petkov <bp@...e.de>
Acked-by: Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org
Link: https://lkml.kernel.org/r/20211013145322.451439983@linutronix.de
---
 arch/x86/kvm/x86.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 96936a2..0eb1021 100644
--- 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;