redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_set_regs 

Move vcpu_load() and vcpu_put() into the architecture specific
implementations of kvm_arch_vcpu_ioctl_set_regs().

Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
hifive-unleashed-5.1
Christoffer Dall 2017-12-04 21:35:27 +01:00 committed by Paolo Bonzini
parent 1fc9b76b3d
commit 875656fe0c
6 changed files with 14 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/mips/kvm/mips.c
View File

@ -1148,6 +1148,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
int i;
vcpu_load(vcpu);
for (i = 1; i < ARRAY_SIZE(vcpu->arch.gprs); i++)
vcpu->arch.gprs[i] = regs->gpr[i];
vcpu->arch.gprs[0] = 0; /* zero is special, and cannot be set. */
@ -1155,6 +1157,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
vcpu->arch.lo = regs->lo;
vcpu->arch.pc = regs->pc;
vcpu_put(vcpu);
return 0;
}

3
arch/powerpc/kvm/book3s.c
View File

@ -528,6 +528,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
int i;
vcpu_load(vcpu);
kvmppc_set_pc(vcpu, regs->pc);
kvmppc_set_cr(vcpu, regs->cr);
kvmppc_set_ctr(vcpu, regs->ctr);
@ -548,6 +550,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
for (i = 0; i < ARRAY_SIZE(regs->gpr); i++)
kvmppc_set_gpr(vcpu, i, regs->gpr[i]);
vcpu_put(vcpu);
return 0;
}

3
arch/powerpc/kvm/booke.c
View File

@ -1462,6 +1462,8 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
int i;
vcpu_load(vcpu);
vcpu->arch.pc = regs->pc;
kvmppc_set_cr(vcpu, regs->cr);
vcpu->arch.ctr = regs->ctr;
@ -1483,6 +1485,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
for (i = 0; i < ARRAY_SIZE(regs->gpr); i++)
kvmppc_set_gpr(vcpu, i, regs->gpr[i]);
vcpu_put(vcpu);
return 0;
}

2
arch/s390/kvm/kvm-s390.c
View File

@ -2709,7 +2709,9 @@ static int kvm_arch_vcpu_ioctl_initial_reset(struct kvm_vcpu *vcpu)
int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
vcpu_load(vcpu);
memcpy(&vcpu->run->s.regs.gprs, &regs->gprs, sizeof(regs->gprs));
vcpu_put(vcpu);
return 0;
}

3
arch/x86/kvm/x86.c
View File

@ -7375,6 +7375,8 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
vcpu_load(vcpu);
vcpu->arch.emulate_regs_need_sync_from_vcpu = true;
vcpu->arch.emulate_regs_need_sync_to_vcpu = false;
@ -7404,6 +7406,7 @@ int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
kvm_make_request(KVM_REQ_EVENT, vcpu);
vcpu_put(vcpu);
return 0;
}

2
virt/kvm/kvm_main.c
View File

@ -2603,9 +2603,7 @@ out_free1:
r = PTR_ERR(kvm_regs);
goto out;
}
vcpu_load(vcpu);
r = kvm_arch_vcpu_ioctl_set_regs(vcpu, kvm_regs);
vcpu_put(vcpu);
kfree(kvm_regs);
break;
}