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authorAvi Kivity <avi@redhat.com>2010-05-13 11:05:49 +0300
committerAvi Kivity <avi@redhat.com>2010-05-19 11:41:10 +0300
commit98001d8d017cea1ee0f9f35c6227bbd63ef5005b (patch)
tree07d403f4b4dc48ace0c602ff0f89078da586dc56 /arch/powerpc
parent3dbe141595faa48a067add3e47bba3205b79d33c (diff)
downloadop-kernel-dev-98001d8d017cea1ee0f9f35c6227bbd63ef5005b.zip
op-kernel-dev-98001d8d017cea1ee0f9f35c6227bbd63ef5005b.tar.gz
KVM: PPC: Add missing vcpu_load()/vcpu_put() in vcpu ioctls
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kvm/book3s.c10
-rw-r--r--arch/powerpc/kvm/booke.c15
2 files changed, 24 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c
index 11f226f..b998abf 100644
--- a/arch/powerpc/kvm/book3s.c
+++ b/arch/powerpc/kvm/book3s.c
@@ -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;
}
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index c922240..a33ab8c 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -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)
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