Merge branch 'kvm-ppc-next' of git://github.com/agraf/linux-2.6 into kvm-queue

[~andy/linux] / arch / powerpc / include / asm / kvm_book3s.h

diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h
index bc23b1ba798068b1c5a1f21e93da8bd47018ff55..83851aabfdc8694c55a09e4af7686975e44d7cf2 100644 (file)
--- a/arch/powerpc/include/asm/kvm_book3s.h
+++ b/arch/powerpc/include/asm/kvm_book3s.h
@@ -186,9 +186,6 @@ extern void kvmppc_update_lpcr(struct kvm *kvm, unsigned long lpcr,
 
 extern void kvmppc_entry_trampoline(void);
 extern void kvmppc_hv_entry_trampoline(void);
-extern void kvmppc_load_up_fpu(void);
-extern void kvmppc_load_up_altivec(void);
-extern void kvmppc_load_up_vsx(void);
 extern u32 kvmppc_alignment_dsisr(struct kvm_vcpu *vcpu, unsigned int inst);
 extern ulong kvmppc_alignment_dar(struct kvm_vcpu *vcpu, unsigned int inst);
 extern int kvmppc_h_pr(struct kvm_vcpu *vcpu, unsigned long cmd);
@@ -271,16 +268,25 @@ static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu)
        return vcpu->arch.pc;
 }
 
-static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu)
+static inline bool kvmppc_need_byteswap(struct kvm_vcpu *vcpu)
 {
-       ulong pc = kvmppc_get_pc(vcpu);
+       return (vcpu->arch.shared->msr & MSR_LE) != (MSR_KERNEL & MSR_LE);
+}
 
+static inline u32 kvmppc_get_last_inst_internal(struct kvm_vcpu *vcpu, ulong pc)
+{
        /* Load the instruction manually if it failed to do so in the
         * exit path */
        if (vcpu->arch.last_inst == KVM_INST_FETCH_FAILED)
                kvmppc_ld(vcpu, &pc, sizeof(u32), &vcpu->arch.last_inst, false);
 
-       return vcpu->arch.last_inst;
+       return kvmppc_need_byteswap(vcpu) ? swab32(vcpu->arch.last_inst) :
+               vcpu->arch.last_inst;
+}
+
+static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu)
+{
+       return kvmppc_get_last_inst_internal(vcpu, kvmppc_get_pc(vcpu));
 }
 
 /*
@@ -290,14 +296,7 @@ static inline u32 kvmppc_get_last_inst(struct kvm_vcpu *vcpu)
  */
 static inline u32 kvmppc_get_last_sc(struct kvm_vcpu *vcpu)
 {
-       ulong pc = kvmppc_get_pc(vcpu) - 4;
-
-       /* Load the instruction manually if it failed to do so in the
-        * exit path */
-       if (vcpu->arch.last_inst == KVM_INST_FETCH_FAILED)
-               kvmppc_ld(vcpu, &pc, sizeof(u32), &vcpu->arch.last_inst, false);
-
-       return vcpu->arch.last_inst;
+       return kvmppc_get_last_inst_internal(vcpu, kvmppc_get_pc(vcpu) - 4);
 }
 
 static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)