spapr: support memory unplug for qtest

Fake availability of OV5_HP_EVT, so we can test memory unplug in qtest.

Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20190218092202.26683-3-david@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

diff --git a/hw/ppc/spapr_ovec.c b/hw/ppc/spapr_ovec.c
index 318bf33..12510b2 100644 (file)
--- a/hw/ppc/spapr_ovec.c
+++ b/hw/ppc/spapr_ovec.c
@@ -16,6 +16,7 @@
 #include "qemu/bitmap.h"
 #include "exec/address-spaces.h"
 #include "qemu/error-report.h"
+#include "sysemu/qtest.h"
 #include "trace.h"
 #include <libfdt.h>
 
@@ -131,6 +132,11 @@ bool spapr_ovec_test(sPAPROptionVector *ov, long bitnr)
     g_assert(ov);
     g_assert(bitnr < OV_MAXBITS);
 
+    /* support memory unplug for qtest */
+    if (qtest_enabled() && bitnr == OV5_HP_EVT) {
+        return true;
+    }
+
     return test_bit(bitnr, ov->bitmap) ? true : false;
 }