Merge tag 'migration-20231020-pull-request' of https://gitlab.com/juan.quintela/qemu into staging

Migration Pull request (20231020)

In this pull request:
- disable analyze-migration on s390x (thomas)
- Fix parse_ramblock() (peter)
- start merging live update (steve)
- migration-test support for using several binaries (fabiano)
- multifd cleanups (fabiano)

CI: https://gitlab.com/juan.quintela/qemu/-/pipelines/1042492801

Please apply.

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# gpg: Signature made Thu 19 Oct 2023 23:57:15 PDT
# gpg:                using RSA key 1899FF8EDEBF58CCEE034B82F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>" [full]
# gpg:                 aka "Juan Quintela <quintela@trasno.org>" [full]
# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03  4B82 F487 EF18 5872 D723

* tag 'migration-20231020-pull-request' of https://gitlab.com/juan.quintela/qemu:
  tests/qtest: Don't print messages from query instances
  tests/qtest/migration: Allow user to specify a machine type
  tests/qtest/migration: Support more than one QEMU binary
  tests/qtest/migration: Set q35 as the default machine for x86_86
  tests/qtest/migration: Specify the geometry of the bootsector
  tests/qtest/migration: Define a machine for all architectures
  tests/qtest/migration: Introduce find_common_machine_version
  tests/qtest: Introduce qtest_resolve_machine_alias
  tests/qtest: Introduce qtest_has_machine_with_env
  tests/qtest: Allow qtest_get_machines to use an alternate QEMU binary
  tests/qtest: Introduce qtest_init_with_env
  tests/qtest: Allow qtest_qemu_binary to use a custom environment variable
  migration/multifd: Stop checking p->quit in multifd_send_thread
  migration: simplify notifiers
  migration: Fix parse_ramblock() on overwritten retvals
  migration: simplify blockers
  tests/qtest/migration-test: Disable the analyze-migration.py test on s390x

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 3 insertions, 5 deletions

diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
index 443f67daa4..14e23cc5b4 100644
--- a/hw/scsi/vhost-scsi.c
+++ b/hw/scsi/vhost-scsi.c
@@ -208,7 +208,7 @@ static void vhost_scsi_realize(DeviceState *dev, Error **errp)
                 "When external environment supports it (Orchestrator migrates "
                 "target SCSI device state or use shared storage over network), "
                 "set 'migratable' property to true to enable migration.");
-        if (migrate_add_blocker(vsc->migration_blocker, errp) < 0) {
+        if (migrate_add_blocker(&vsc->migration_blocker, errp) < 0) {
             goto free_virtio;
         }
     }
@@ -241,10 +241,9 @@ static void vhost_scsi_realize(DeviceState *dev, Error **errp)
  free_vqs:
     g_free(vqs);
     if (!vsc->migratable) {
-        migrate_del_blocker(vsc->migration_blocker);
+        migrate_del_blocker(&vsc->migration_blocker);
     }
  free_virtio:
-    error_free(vsc->migration_blocker);
     virtio_scsi_common_unrealize(dev);
  close_fd:
     if (vhostfd >= 0) {
@@ -260,8 +259,7 @@ static void vhost_scsi_unrealize(DeviceState *dev)
     struct vhost_virtqueue *vqs = vsc->dev.vqs;
 
     if (!vsc->migratable) {
-        migrate_del_blocker(vsc->migration_blocker);
-        error_free(vsc->migration_blocker);
+        migrate_del_blocker(&vsc->migration_blocker);
     }
 
     /* This will stop vhost backend. */