Merge tag 'pull-request-2024-06-24' of https://gitlab.com/thuth/qemu into staging

* s390x error reporting clean ups
* fix memleak in qos_fuzz.c
* use correct byte order for pid field in s390x dumps
* Add a CONFIG switch to disable legacy s390x CPUs

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# gpg: Signature made Mon 24 Jun 2024 02:01:08 AM PDT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]

* tag 'pull-request-2024-06-24' of https://gitlab.com/thuth/qemu:
  target/s390x: Add a CONFIG switch to disable legacy CPUs
  MAINTAINERS: Cover all tests/qtest/migration-* files
  target/s390x/arch_dump: use correct byte order for pid
  tests/qtest/fuzz: fix memleak in qos_fuzz.c
  vfio/{ap, ccw}: Use warn_report_err() for IRQ notifier registration errors
  vfio/ccw: Fix the missed unrealize() call in error path
  vfio/ccw: Use the 'Error **errp' argument of vfio_ccw_realize()
  s390x/css: Make S390CCWDeviceClass::realize return bool
  hw/s390x/ccw: Remove local Error variable from s390_ccw_realize()
  s390x/css: Make CCWDeviceClass::realize return bool
  hw/s390x/ccw: Make s390_ccw_get_dev_info() return a bool

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

2 files changed, 9 insertions, 11 deletions

diff --git a/hw/vfio/ap.c b/hw/vfio/ap.c
index c12531a788..0c4354e3e7 100644
--- a/hw/vfio/ap.c
+++ b/hw/vfio/ap.c
@@ -172,7 +172,7 @@ static void vfio_ap_realize(DeviceState *dev, Error **errp)
          * Report this error, but do not make it a failing condition.
          * Lack of this IRQ in the host does not prevent normal operation.
          */
-        error_report_err(err);
+        warn_report_err(err);
     }
 
     return;
diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c
index 2600e62e37..1f8e1272c7 100644
--- a/hw/vfio/ccw.c
+++ b/hw/vfio/ccw.c
@@ -582,14 +582,13 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp)
 
     /* Call the class init function for subchannel. */
     if (cdc->realize) {
-        cdc->realize(cdev, vcdev->vdev.sysfsdev, &err);
-        if (err) {
-            goto out_err_propagate;
+        if (!cdc->realize(cdev, vcdev->vdev.sysfsdev, errp)) {
+            return;
         }
     }
 
     if (!vfio_device_get_name(vbasedev, errp)) {
-        return;
+        goto out_unrealize;
     }
 
     if (!vfio_attach_device(cdev->mdevid, vbasedev,
@@ -597,17 +596,17 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp)
         goto out_attach_dev_err;
     }
 
-    if (!vfio_ccw_get_region(vcdev, &err)) {
+    if (!vfio_ccw_get_region(vcdev, errp)) {
         goto out_region_err;
     }
 
-    if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, &err)) {
+    if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_IO_IRQ_INDEX, errp)) {
         goto out_io_notifier_err;
     }
 
     if (vcdev->crw_region) {
         if (!vfio_ccw_register_irq_notifier(vcdev, VFIO_CCW_CRW_IRQ_INDEX,
-                                            &err)) {
+                                            errp)) {
             goto out_irq_notifier_err;
         }
     }
@@ -617,7 +616,7 @@ static void vfio_ccw_realize(DeviceState *dev, Error **errp)
          * Report this error, but do not make it a failing condition.
          * Lack of this IRQ in the host does not prevent normal operation.
          */
-        error_report_err(err);
+        warn_report_err(err);
     }
 
     return;
@@ -632,11 +631,10 @@ out_region_err:
     vfio_detach_device(vbasedev);
 out_attach_dev_err:
     g_free(vbasedev->name);
+out_unrealize:
     if (cdc->unrealize) {
         cdc->unrealize(cdev);
     }
-out_err_propagate:
-    error_propagate(errp, err);
 }
 
 static void vfio_ccw_unrealize(DeviceState *dev)