Fix migration of radix guests by ensuring that we issue
KVM_PPC_CONFIGURE_V3_MMU for radix case post migration.
Reported-by: Nageswara R Sastry <rnsas...@linux.vnet.ibm.com>
Signed-off-by: Bharata B Rao <bhar...@linux.vnet.ibm.com>
Reviewed-by: Suraj Jitindar Singh <sjitindarsi...@gmail.com>
---
hw/ppc/spapr.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index c425499..b2217f3 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1443,6 +1443,18 @@ static int spapr_post_load(void *opaque, int version_id)
err = spapr_rtc_import_offset(&spapr->rtc, spapr->rtc_offset);
}
+ if (spapr->patb_entry) {
+ PowerPCCPU *cpu = POWERPC_CPU(first_cpu);
+ bool radix = !!(spapr->patb_entry & PATBE1_GR);
+ bool gtse = !!(cpu->env.spr[SPR_LPCR] & LPCR_GTSE);
+
+ err = kvmppc_configure_v3_mmu(cpu, radix, gtse, spapr->patb_entry);
+ if (err) {
+ error_report("Process table config unsupported by the host");
+ return -EINVAL;
+ }
+ }
+
return err;
}
--
2.7.4
