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Fri, 04 Apr 2025 08:52:39 -0700 (PDT) Date: Fri, 4 Apr 2025 10:52:29 -0500 From: Corey Minyard To: qemu-devel@nongnu.org Cc: Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= Subject: [PATCH] hw/ipmi: Move vmsd registration to device class Message-ID: MIME-Version: 1.0 Content-Disposition: inline Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::235; envelope-from=corey@minyard.net; helo=mail-oi1-x235.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham 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: , Reply-To: corey@minyard.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @minyard-net.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1743782003617019100 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" It's the right way to do it now, and it handles multiple instances properly. I need multiple instances for some testing I'm doing so this is the right thing to do. Tested by doing: (qemu) migrate -d exec:cat>filen.mig before and after the fix, then: scripts/analyze-migration.py -d desc -f file1.mig >file1.json scripts/analyze-migration.py -d desc -f file2.mig >file2.json diff file1.json file2.json with no differences. Signed-off-by: Corey Minyard Reviewed-by: Fabiano Rosas Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/ipmi/ipmi_bmc_extern.c | 3 +-- hw/ipmi/ipmi_bmc_sim.c | 3 +-- hw/ipmi/isa_ipmi_bt.c | 3 +-- hw/ipmi/isa_ipmi_kcs.c | 12 +++++------- 4 files changed, 8 insertions(+), 13 deletions(-) diff --git a/hw/ipmi/ipmi_bmc_extern.c b/hw/ipmi/ipmi_bmc_extern.c index d015500254..3e9f8c5a50 100644 --- a/hw/ipmi/ipmi_bmc_extern.c +++ b/hw/ipmi/ipmi_bmc_extern.c @@ -497,8 +497,6 @@ static void ipmi_bmc_extern_realize(DeviceState *dev, E= rror **errp) =20 qemu_chr_fe_set_handlers(&ibe->chr, can_receive, receive, chr_event, NULL, ibe, NULL, true); - - vmstate_register(NULL, 0, &vmstate_ipmi_bmc_extern, ibe); } =20 static void ipmi_bmc_extern_init(Object *obj) @@ -528,6 +526,7 @@ static void ipmi_bmc_extern_class_init(ObjectClass *oc,= void *data) bk->handle_reset =3D ipmi_bmc_extern_handle_reset; dc->hotpluggable =3D false; dc->realize =3D ipmi_bmc_extern_realize; + dc->vmsd =3D &vmstate_ipmi_bmc_extern; device_class_set_props(dc, ipmi_bmc_extern_properties); } =20 diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c index 6157ac7120..bc0ddc52a9 100644 --- a/hw/ipmi/ipmi_bmc_sim.c +++ b/hw/ipmi/ipmi_bmc_sim.c @@ -2187,8 +2187,6 @@ static void ipmi_sim_realize(DeviceState *dev, Error = **errp) register_cmds(ibs); =20 ibs->timer =3D timer_new_ns(QEMU_CLOCK_VIRTUAL, ipmi_timeout, ibs); - - vmstate_register(NULL, 0, &vmstate_ipmi_sim, ibs); } =20 static const Property ipmi_sim_properties[] =3D { @@ -2212,6 +2210,7 @@ static void ipmi_sim_class_init(ObjectClass *oc, void= *data) =20 dc->hotpluggable =3D false; dc->realize =3D ipmi_sim_realize; + dc->vmsd =3D &vmstate_ipmi_sim; device_class_set_props(dc, ipmi_sim_properties); bk->handle_command =3D ipmi_sim_handle_command; } diff --git a/hw/ipmi/isa_ipmi_bt.c b/hw/ipmi/isa_ipmi_bt.c index a1b66d5ee8..474a792c9a 100644 --- a/hw/ipmi/isa_ipmi_bt.c +++ b/hw/ipmi/isa_ipmi_bt.c @@ -117,8 +117,6 @@ static void isa_ipmi_bt_realize(DeviceState *dev, Error= **errp) qdev_set_legacy_instance_id(dev, iib->bt.io_base, iib->bt.io_length); =20 isa_register_ioport(isadev, &iib->bt.io, iib->bt.io_base); - - vmstate_register(NULL, 0, &vmstate_ISAIPMIBTDevice, dev); } =20 static void isa_ipmi_bt_init(Object *obj) @@ -147,6 +145,7 @@ static void isa_ipmi_bt_class_init(ObjectClass *oc, voi= d *data) AcpiDevAmlIfClass *adevc =3D ACPI_DEV_AML_IF_CLASS(oc); =20 dc->realize =3D isa_ipmi_bt_realize; + dc->vmsd =3D &vmstate_ISAIPMIBTDevice; device_class_set_props(dc, ipmi_isa_properties); =20 iic->get_backend_data =3D isa_ipmi_bt_get_backend_data; diff --git a/hw/ipmi/isa_ipmi_kcs.c b/hw/ipmi/isa_ipmi_kcs.c index d9ebdd5371..94bbe45d35 100644 --- a/hw/ipmi/isa_ipmi_kcs.c +++ b/hw/ipmi/isa_ipmi_kcs.c @@ -72,6 +72,10 @@ static bool vmstate_kcs_before_version2(void *opaque, in= t version) return version <=3D 1; } =20 +/* + * Version 1 had an incorrect name, it clashed with the BT IPMI + * device, so receive it, but transmit a different version. + */ static const VMStateDescription vmstate_ISAIPMIKCSDevice =3D { .name =3D TYPE_IPMI_INTERFACE, .version_id =3D 2, @@ -119,13 +123,6 @@ static void ipmi_isa_realize(DeviceState *dev, Error *= *errp) qdev_set_legacy_instance_id(dev, iik->kcs.io_base, iik->kcs.io_length); =20 isa_register_ioport(isadev, &iik->kcs.io, iik->kcs.io_base); - - /* - * Version 1 had an incorrect name, it clashed with the BT - * IPMI device, so receive it, but transmit a different - * version. - */ - vmstate_register(NULL, 0, &vmstate_ISAIPMIKCSDevice, iik); } =20 static void isa_ipmi_kcs_init(Object *obj) @@ -154,6 +151,7 @@ static void isa_ipmi_kcs_class_init(ObjectClass *oc, vo= id *data) AcpiDevAmlIfClass *adevc =3D ACPI_DEV_AML_IF_CLASS(oc); =20 dc->realize =3D ipmi_isa_realize; + dc->vmsd =3D &vmstate_ISAIPMIKCSDevice; device_class_set_props(dc, ipmi_isa_properties); =20 iic->get_backend_data =3D isa_ipmi_kcs_get_backend_data; --=20 2.43.0