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Tsirkin" , qemu-block@nongnu.org Subject: [PULL 21/39] hw/s390x/s390-stattrib: Don't call register_savevm_live() during instance_init() Date: Tue, 24 Oct 2023 15:12:47 +0200 Message-ID: <20231024131305.87468-22-quintela@redhat.com> In-Reply-To: <20231024131305.87468-1-quintela@redhat.com> References: <20231024131305.87468-1-quintela@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Received-SPF: pass client-ip=170.10.133.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Thomas Huth We must not call register_savevm_live() from an instance_init() function (since this could be called multiple times during device introspection). Move this to the realize() function instead. Acked-by: David Hildenbrand Reviewed-by: Eric Farman Signed-off-by: Juan Quintela Signed-off-by: Thomas Huth Signed-off-by: Juan Quintela Message-ID: <20231020150554.664422-4-thuth@redhat.com> --- hw/s390x/s390-stattrib.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) diff --git a/hw/s390x/s390-stattrib.c b/hw/s390x/s390-stattrib.c index 52f9fc036e..54a138011c 100644 --- a/hw/s390x/s390-stattrib.c +++ b/hw/s390x/s390-stattrib.c @@ -331,6 +331,17 @@ static const TypeInfo qemu_s390_stattrib_info = { /* Generic abstract object: */ +static SaveVMHandlers savevm_s390_stattrib_handlers = { + .save_setup = cmma_save_setup, + .save_live_iterate = cmma_save_iterate, + .save_live_complete_precopy = cmma_save_complete, + .state_pending_exact = cmma_state_pending, + .state_pending_estimate = cmma_state_pending, + .save_cleanup = cmma_save_cleanup, + .load_state = cmma_load, + .is_active = cmma_active, +}; + static void s390_stattrib_realize(DeviceState *dev, Error **errp) { bool ambiguous = false; @@ -338,7 +349,11 @@ static void s390_stattrib_realize(DeviceState *dev, Error **errp) object_resolve_path_type("", TYPE_S390_STATTRIB, &ambiguous); if (ambiguous) { error_setg(errp, "storage_attributes device already exists"); + return; } + + register_savevm_live(TYPE_S390_STATTRIB, 0, 0, + &savevm_s390_stattrib_handlers, dev); } static Property s390_stattrib_props[] = { @@ -355,24 +370,10 @@ static void s390_stattrib_class_init(ObjectClass *oc, void *data) device_class_set_props(dc, s390_stattrib_props); } -static SaveVMHandlers savevm_s390_stattrib_handlers = { - .save_setup = cmma_save_setup, - .save_live_iterate = cmma_save_iterate, - .save_live_complete_precopy = cmma_save_complete, - .state_pending_exact = cmma_state_pending, - .state_pending_estimate = cmma_state_pending, - .save_cleanup = cmma_save_cleanup, - .load_state = cmma_load, - .is_active = cmma_active, -}; - static void s390_stattrib_instance_init(Object *obj) { S390StAttribState *sas = S390_STATTRIB(obj); - register_savevm_live(TYPE_S390_STATTRIB, 0, 0, - &savevm_s390_stattrib_handlers, sas); - sas->migration_cur_gfn = 0; }