Commit 1393123e authored by Christoffer Dall's avatar Christoffer Dall Committed by Paolo Bonzini

KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_get_fpu

Move vcpu_load() and vcpu_put() into the architecture specific
implementations of kvm_arch_vcpu_ioctl_get_fpu().
Reviewed-by: default avatarDavid Hildenbrand <david@redhat.com>
Signed-off-by: default avatarChristoffer Dall <christoffer.dall@linaro.org>
Reviewed-by: default avatarCornelia Huck <cohuck@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 66b56562
......@@ -2762,6 +2762,8 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
{
vcpu_load(vcpu);
/* make sure we have the latest values */
save_fpu_regs();
if (MACHINE_HAS_VX)
......@@ -2770,6 +2772,8 @@ int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
else
memcpy(fpu->fprs, vcpu->run->s.regs.fprs, sizeof(fpu->fprs));
fpu->fpc = vcpu->run->s.regs.fpc;
vcpu_put(vcpu);
return 0;
}
......
......@@ -7702,9 +7702,11 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,
int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
{
struct fxregs_state *fxsave =
&vcpu->arch.guest_fpu.state.fxsave;
struct fxregs_state *fxsave;
vcpu_load(vcpu);
fxsave = &vcpu->arch.guest_fpu.state.fxsave;
memcpy(fpu->fpr, fxsave->st_space, 128);
fpu->fcw = fxsave->cwd;
fpu->fsw = fxsave->swd;
......@@ -7714,6 +7716,7 @@ int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
fpu->last_dp = fxsave->rdp;
memcpy(fpu->xmm, fxsave->xmm_space, sizeof fxsave->xmm_space);
vcpu_put(vcpu);
return 0;
}
......
......@@ -2704,9 +2704,7 @@ static long kvm_vcpu_ioctl(struct file *filp,
r = -ENOMEM;
if (!fpu)
goto out;
vcpu_load(vcpu);
r = kvm_arch_vcpu_ioctl_get_fpu(vcpu, fpu);
vcpu_put(vcpu);
if (r)
goto out;
r = -EFAULT;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment