On PPC32 we can not use get_user/put_user for 64bit wide variables, as there is no single instruction that could load or store variables that big.
So instead, we have to use copy_from/to_user which works everywhere. Signed-off-by: Alexander Graf <[email protected]> --- arch/powerpc/kvm/book3s_pr.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 1717ac8..e2be5ad 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -881,8 +881,8 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) switch (reg->id) { case KVM_REG_PPC_HIOR: - r = put_user(to_book3s(vcpu)->hior, - (u64 __user *)(long)reg->addr); + r = copy_to_user((u64 __user *)(long)reg->addr, + &to_book3s(vcpu)->hior, sizeof(u64)); break; default: break; @@ -897,8 +897,8 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) switch (reg->id) { case KVM_REG_PPC_HIOR: - r = get_user(to_book3s(vcpu)->hior, - (u64 __user *)(long)reg->addr); + r = copy_from_user(&to_book3s(vcpu)->hior, + (u64 __user *)(long)reg->addr, sizeof(u64)); if (!r) to_book3s(vcpu)->hior_explicit = true; break; -- 1.6.0.2 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
