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KVM: PPC: Add missing vcpu_load()/vcpu_put() in vcpu ioctls 

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2010-05-13 11:05:49 +03:00
parent 3dbe141595
commit 98001d8d01
2 changed files with 24 additions and 1 deletions
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10
arch/powerpc/kvm/book3s.c
View File

@ -1110,6 +1110,8 @@ int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
int i;
vcpu_load(vcpu);
sregs->pvr = vcpu->arch.pvr;
sregs->u.s.sdr1 = to_book3s(vcpu)->sdr1;
@ -1128,6 +1130,9 @@ int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
sregs->u.s.ppc32.dbat[i] = vcpu3s->dbat[i].raw;
}
}
vcpu_put(vcpu);
return 0;
}
@ -1137,6 +1142,8 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);
int i;
vcpu_load(vcpu);
kvmppc_set_pvr(vcpu, sregs->pvr);
vcpu3s->sdr1 = sregs->u.s.sdr1;
@ -1163,6 +1170,9 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
/* Flush the MMU after messing with the segments */
kvmppc_mmu_pte_flush(vcpu, 0, 0);
vcpu_put(vcpu);
return 0;
}

15
arch/powerpc/kvm/booke.c
View File

@ -485,6 +485,8 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
{
int i;
vcpu_load(vcpu);
regs->pc = vcpu->arch.pc;
regs->cr = kvmppc_get_cr(vcpu);
regs->ctr = vcpu->arch.ctr;
@ -505,6 +507,8 @@ int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
for (i = 0; i < ARRAY_SIZE(regs->gpr); i++)
regs->gpr[i] = kvmppc_get_gpr(vcpu, i);
vcpu_put(vcpu);
return 0;
}
@ -512,6 +516,8 @@ 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;
@ -531,6 +537,8 @@ 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;
}
@ -559,7 +567,12 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu)
int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,
struct kvm_translation *tr)
{
return kvmppc_core_vcpu_translate(vcpu, tr);
int r;
vcpu_load(vcpu);
r = kvmppc_core_vcpu_translate(vcpu, tr);
vcpu_put(vcpu);
return r;
}
int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log)