Commit d39c90f5 authored by Bharata B Rao's avatar Bharata B Rao Committed by David Gibson
Browse files

spapr: Fix migration of Radix guests 



Fix migration of radix guests by ensuring that we issue
KVM_PPC_CONFIGURE_V3_MMU for radix case post migration.

Reported-by: default avatarNageswara R Sastry <rnsastry@linux.vnet.ibm.com>
Signed-off-by: default avatarBharata B Rao <bharata@linux.vnet.ibm.com>
Reviewed-by: default avatarSuraj Jitindar Singh <sjitindarsingh@gmail.com>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent 3a384297

hw/ppc/spapr.c

+12 −0
Original line number Diff line number Diff line
@@ -1445,6 +1445,18 @@ 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;

}