From patchwork Mon Nov 7 11:13:36 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Guangrong X-Patchwork-Id: 691858 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3tC9HQ74jJz9vGF for ; Mon, 7 Nov 2016 22:30:58 +1100 (AEDT) Received: from localhost ([::1]:53124 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c3i8e-0000Cp-1N for incoming@patchwork.ozlabs.org; Mon, 07 Nov 2016 06:30:56 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44476) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1c3i6u-000799-Rj for qemu-devel@nongnu.org; Mon, 07 Nov 2016 06:29:10 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1c3i6r-0001Kl-Qt for qemu-devel@nongnu.org; Mon, 07 Nov 2016 06:29:08 -0500 Received: from mga11.intel.com ([192.55.52.93]:55637) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1c3i6r-0001Jt-HY for qemu-devel@nongnu.org; Mon, 07 Nov 2016 06:29:05 -0500 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP; 07 Nov 2016 03:29:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos; i="5.31,606,1473145200"; d="scan'208"; a="1065006775" Received: from xiaoreal1.sh.intel.com (HELO xiaoreal1.sh.intel.com.sh.intel.com) ([10.239.48.133]) by fmsmga001.fm.intel.com with ESMTP; 07 Nov 2016 03:29:02 -0800 From: Xiao Guangrong To: pbonzini@redhat.com, imammedo@redhat.com Date: Mon, 7 Nov 2016 19:13:36 +0800 Message-Id: <1478517229-140028-2-git-send-email-guangrong.xiao@linux.intel.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1478517229-140028-1-git-send-email-guangrong.xiao@linux.intel.com> References: <1478517229-140028-1-git-send-email-guangrong.xiao@linux.intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.93 Subject: [Qemu-devel] [PATCH 01/14] qdev: hotplug: drop HotplugHandler.post_plug callback X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Xiao Guangrong , ehabkost@redhat.com, kvm@vger.kernel.org, mst@redhat.com, gleb@kernel.org, mtosatti@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com, dan.j.williams@intel.com, rth@twiddle.net Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" as nvdimm acpi is okay to build fit when the nvdimm device has not been 'realized' Suggested-by: Igor Mammedov Signed-off-by: Xiao Guangrong Reviewed-by: Stefan Hajnoczi Reviewed-by: Igor Mammedov --- hw/acpi/nvdimm.c | 6 +----- hw/core/hotplug.c | 11 ----------- hw/core/qdev.c | 20 ++++---------------- hw/i386/pc.c | 23 ++++------------------- include/hw/hotplug.h | 11 ----------- 5 files changed, 9 insertions(+), 62 deletions(-) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 602ec54..623bb36 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -38,11 +38,7 @@ static int nvdimm_plugged_device_list(Object *obj, void *opaque) GSList **list = opaque; if (object_dynamic_cast(obj, TYPE_NVDIMM)) { - DeviceState *dev = DEVICE(obj); - - if (dev->realized) { /* only realized NVDIMMs matter */ - *list = g_slist_append(*list, DEVICE(obj)); - } + *list = g_slist_append(*list, DEVICE(obj)); } object_child_foreach(obj, nvdimm_plugged_device_list, opaque); diff --git a/hw/core/hotplug.c b/hw/core/hotplug.c index ab34c19..17ac986 100644 --- a/hw/core/hotplug.c +++ b/hw/core/hotplug.c @@ -35,17 +35,6 @@ void hotplug_handler_plug(HotplugHandler *plug_handler, } } -void hotplug_handler_post_plug(HotplugHandler *plug_handler, - DeviceState *plugged_dev, - Error **errp) -{ - HotplugHandlerClass *hdc = HOTPLUG_HANDLER_GET_CLASS(plug_handler); - - if (hdc->post_plug) { - hdc->post_plug(plug_handler, plugged_dev, errp); - } -} - void hotplug_handler_unplug_request(HotplugHandler *plug_handler, DeviceState *plugged_dev, Error **errp) diff --git a/hw/core/qdev.c b/hw/core/qdev.c index d835e62..5783442 100644 --- a/hw/core/qdev.c +++ b/hw/core/qdev.c @@ -945,21 +945,10 @@ static void device_set_realized(Object *obj, bool value, Error **errp) goto child_realize_fail; } } - if (dev->hotplugged) { device_reset(dev); } dev->pending_deleted_event = false; - dev->realized = value; - - if (hotplug_ctrl) { - hotplug_handler_post_plug(hotplug_ctrl, dev, &local_err); - } - - if (local_err != NULL) { - dev->realized = value; - goto post_realize_fail; - } } else if (!value && dev->realized) { Error **local_errp = NULL; QLIST_FOREACH(bus, &dev->child_bus, sibling) { @@ -976,14 +965,13 @@ static void device_set_realized(Object *obj, bool value, Error **errp) } dev->pending_deleted_event = true; DEVICE_LISTENER_CALL(unrealize, Reverse, dev); + } - if (local_err != NULL) { - goto fail; - } - - dev->realized = value; + if (local_err != NULL) { + goto fail; } + dev->realized = value; return; child_realize_fail: diff --git a/hw/i386/pc.c b/hw/i386/pc.c index c011552..8ef3920 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1715,22 +1715,16 @@ static void pc_dimm_plug(HotplugHandler *hotplug_dev, goto out; } + if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) { + nvdimm_acpi_hotplug(&pcms->acpi_nvdimm_state); + } + hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev); hhc->plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &error_abort); out: error_propagate(errp, local_err); } -static void pc_dimm_post_plug(HotplugHandler *hotplug_dev, - DeviceState *dev, Error **errp) -{ - PCMachineState *pcms = PC_MACHINE(hotplug_dev); - - if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) { - nvdimm_acpi_hotplug(&pcms->acpi_nvdimm_state); - } -} - static void pc_dimm_unplug_request(HotplugHandler *hotplug_dev, DeviceState *dev, Error **errp) { @@ -2008,14 +2002,6 @@ static void pc_machine_device_plug_cb(HotplugHandler *hotplug_dev, } } -static void pc_machine_device_post_plug_cb(HotplugHandler *hotplug_dev, - DeviceState *dev, Error **errp) -{ - if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { - pc_dimm_post_plug(hotplug_dev, dev, errp); - } -} - static void pc_machine_device_unplug_request_cb(HotplugHandler *hotplug_dev, DeviceState *dev, Error **errp) { @@ -2320,7 +2306,6 @@ static void pc_machine_class_init(ObjectClass *oc, void *data) mc->reset = pc_machine_reset; hc->pre_plug = pc_machine_device_pre_plug_cb; hc->plug = pc_machine_device_plug_cb; - hc->post_plug = pc_machine_device_post_plug_cb; hc->unplug_request = pc_machine_device_unplug_request_cb; hc->unplug = pc_machine_device_unplug_cb; nc->nmi_monitor_handler = x86_nmi; diff --git a/include/hw/hotplug.h b/include/hw/hotplug.h index 10ca5b6..1a0516a 100644 --- a/include/hw/hotplug.h +++ b/include/hw/hotplug.h @@ -47,7 +47,6 @@ typedef void (*hotplug_fn)(HotplugHandler *plug_handler, * @parent: Opaque parent interface. * @pre_plug: pre plug callback called at start of device.realize(true) * @plug: plug callback called at end of device.realize(true). - * @post_pug: post plug callback called after device is successfully plugged. * @unplug_request: unplug request callback. * Used as a means to initiate device unplug for devices that * require asynchronous unplug handling. @@ -62,7 +61,6 @@ typedef struct HotplugHandlerClass { /* */ hotplug_fn pre_plug; hotplug_fn plug; - hotplug_fn post_plug; hotplug_fn unplug_request; hotplug_fn unplug; } HotplugHandlerClass; @@ -86,15 +84,6 @@ void hotplug_handler_pre_plug(HotplugHandler *plug_handler, Error **errp); /** - * hotplug_handler_post_plug: - * - * Call #HotplugHandlerClass.post_plug callback of @plug_handler. - */ -void hotplug_handler_post_plug(HotplugHandler *plug_handler, - DeviceState *plugged_dev, - Error **errp); - -/** * hotplug_handler_unplug_request: * * Calls #HotplugHandlerClass.unplug_request callback of @plug_handler.