kvm: ppc: Drop CONFIG_KVM_PPC_PVR

Required header support is now unconditionally available.

CC: Alexander Graf <agraf@suse.de>
Signed-off-by: NJan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: NAlexander Graf <agraf@suse.de>
Signed-off-by: NMarcelo Tosatti <mtosatti@redhat.com>

configure

@@ -3226,7 +3226,6 @@ case "$target_arch2" in
       if test $vhost_net = "yes" ; then
         echo "CONFIG_VHOST_NET=y" >> $config_target_mak
       fi
-      echo "CONFIG_KVM_PPC_PVR=y" >> $config_target_mak
     fi
 esac
 if test "$target_bigendian" = "yes" ; then

target-ppc/kvm.c

@@ -104,21 +104,12 @@ static int kvm_arch_sync_sregs(CPUState *cenv)
         }
     }
 
-#if !defined(CONFIG_KVM_PPC_PVR)
-    if (1) {
-        fprintf(stderr, "kvm error: missing PVR setting capability\n");
-        return -ENOSYS;
-    }
-#endif
-
     ret = kvm_vcpu_ioctl(cenv, KVM_GET_SREGS, &sregs);
     if (ret) {
         return ret;
     }
 
-#ifdef CONFIG_KVM_PPC_PVR
     sregs.pvr = cenv->spr[SPR_PVR];
-#endif
     return kvm_vcpu_ioctl(cenv, KVM_SET_SREGS, &sregs);
 }