libqos: use generic qtest_shutdown()

Machine specific shutdown function can be registered by
the machine specific qtest_XXX_boot() if needed.

So we will not have to test twice the architecture (on boot and on
shutdown) if the test can be run on several architectures.

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

tests/libqos/libqos-pc.c

@@ -8,6 +8,7 @@ static QOSOps qos_ops = {
     .uninit_allocator = pc_alloc_uninit,
     .qpci_init = qpci_init_pc,
     .qpci_free = qpci_free_pc,
+    .shutdown = qtest_pc_shutdown,
 };
 
 QOSState *qtest_pc_vboot(const char *cmdline_fmt, va_list ap)
@@ -31,5 +32,5 @@ QOSState *qtest_pc_boot(const char *cmdline_fmt, ...)
 
 void qtest_pc_shutdown(QOSState *qs)
 {
-    return qtest_shutdown(qs);
+    return qtest_common_shutdown(qs);
 }

tests/libqos/libqos-spapr.c

@@ -8,6 +8,7 @@ static QOSOps qos_ops = {
     .uninit_allocator = spapr_alloc_uninit,
     .qpci_init = qpci_init_spapr,
     .qpci_free = qpci_free_spapr,
+    .shutdown = qtest_spapr_shutdown,
 };
 
 QOSState *qtest_spapr_vboot(const char *cmdline_fmt, va_list ap)
@@ -29,5 +30,5 @@ QOSState *qtest_spapr_boot(const char *cmdline_fmt, ...)
 
 void qtest_spapr_shutdown(QOSState *qs)
 {
-    return qtest_shutdown(qs);
+    return qtest_common_shutdown(qs);
 }

tests/libqos/libqos.c

@@ -52,7 +52,7 @@ QOSState *qtest_boot(QOSOps *ops, const char *cmdline_fmt, ...)
 /**
  * Tear down the QEMU instance.
  */
-void qtest_shutdown(QOSState *qs)
+void qtest_common_shutdown(QOSState *qs)
 {
     if (qs->ops) {
         if (qs->pcibus && qs->ops->qpci_free) {
@@ -68,6 +68,15 @@ void qtest_shutdown(QOSState *qs)
     g_free(qs);
 }
 
+void qtest_shutdown(QOSState *qs)
+{
+    if (qs->ops && qs->ops->shutdown) {
+        qs->ops->shutdown(qs);
+    } else {
+        qtest_common_shutdown(qs);
+    }
+}
+
 void set_context(QOSState *s)
 {
     global_qtest = s->qts;

tests/libqos/libqos.h

@@ -5,22 +5,26 @@
 #include "libqos/pci.h"
 #include "libqos/malloc-pc.h"
 
+typedef struct QOSState QOSState;
+
 typedef struct QOSOps {
     QGuestAllocator *(*init_allocator)(QAllocOpts);
     void (*uninit_allocator)(QGuestAllocator *);
     QPCIBus *(*qpci_init)(QGuestAllocator *alloc);
     void (*qpci_free)(QPCIBus *bus);
+    void (*shutdown)(QOSState *);
 } QOSOps;
 
-typedef struct QOSState {
+struct QOSState {
     QTestState *qts;
     QGuestAllocator *alloc;
     QPCIBus *pcibus;
     QOSOps *ops;
-} QOSState;
+};
 
 QOSState *qtest_vboot(QOSOps *ops, const char *cmdline_fmt, va_list ap);
 QOSState *qtest_boot(QOSOps *ops, const char *cmdline_fmt, ...);
+void qtest_common_shutdown(QOSState *qs);
 void qtest_shutdown(QOSState *qs);
 bool have_qemu_img(void);
 void mkimg(const char *file, const char *fmt, unsigned size_mb);

tests/rtas-test.c

@@ -22,7 +22,7 @@ static void test_rtas_get_time_of_day(void)
     t2 = mktimegm(&tm);
     g_assert(t2 - t1 < 5); /* 5 sec max to run the test */
 
-    qtest_spapr_shutdown(qs);
+    qtest_shutdown(qs);
 }
 
 int main(int argc, char *argv[])