diff options
Diffstat (limited to 'target-ppc/kvm.c')
| -rw-r--r-- | target-ppc/kvm.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c index 0b5d391403..e2f8b0303f 100644 --- a/target-ppc/kvm.c +++ b/target-ppc/kvm.c @@ -1033,9 +1033,22 @@ int kvm_arch_get_registers(CPUState *cs) /* Sync SLB */ #ifdef TARGET_PPC64 + /* + * The packed SLB array we get from KVM_GET_SREGS only contains + * information about valid entries. So we flush our internal + * copy to get rid of stale ones, then put all valid SLB entries + * back in. + */ + memset(env->slb, 0, sizeof(env->slb)); for (i = 0; i < 64; i++) { - ppc_store_slb(env, sregs.u.s.ppc64.slb[i].slbe, - sregs.u.s.ppc64.slb[i].slbv); + target_ulong rb = sregs.u.s.ppc64.slb[i].slbe; + target_ulong rs = sregs.u.s.ppc64.slb[i].slbv; + /* + * Only restore valid entries + */ + if (rb & SLB_ESID_V) { + ppc_store_slb(env, rb, rs); + } } #endif |