diff options
| author | Mihai Caraman <mihai.caraman@freescale.com> | 2012-10-11 06:13:29 +0000 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2012-12-06 01:34:20 +0100 |
| commit | 352df1deb2e3c40e65ff94c8d7c62d9144446b1c (patch) | |
| tree | cd125e7e076fe9b8df939940e1ef255534d09a17 /arch/powerpc/kvm/booke.c | |
| parent | 38f988240c611f9d2595feb1b8ddcb80b0e97dec (diff) | |
KVM: PPC: booke: Get/set guest EPCR register using ONE_REG interface
Implement ONE_REG interface for EPCR register adding KVM_REG_PPC_EPCR to
the list of ONE_REG PPC supported registers.
Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
[agraf: remove HV dependency, use get/put_user]
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/booke.c')
| -rw-r--r-- | arch/powerpc/kvm/booke.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 037d045db3f..69f11401578 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -1388,6 +1388,11 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) &vcpu->arch.dbg_reg.dac[dac], sizeof(u64)); break; } +#if defined(CONFIG_64BIT) + case KVM_REG_PPC_EPCR: + r = put_user(vcpu->arch.epcr, (u32 __user *)(long)reg->addr); + break; +#endif default: break; } @@ -1415,6 +1420,15 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) (u64 __user *)(long)reg->addr, sizeof(u64)); break; } +#if defined(CONFIG_64BIT) + case KVM_REG_PPC_EPCR: { + u32 new_epcr; + r = get_user(new_epcr, (u32 __user *)(long)reg->addr); + if (r == 0) + kvmppc_set_epcr(vcpu, new_epcr); + break; + } +#endif default: break; } |