From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35450) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XqEUZ-0003Tm-LA for qemu-devel@nongnu.org; Mon, 17 Nov 2014 00:04:52 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XqEUU-0004fh-Sj for qemu-devel@nongnu.org; Mon, 17 Nov 2014 00:04:47 -0500 Received: from [59.151.112.132] (port=59564 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XqEUU-0004f1-FH for qemu-devel@nongnu.org; Mon, 17 Nov 2014 00:04:42 -0500 From: Tang Chen Date: Mon, 17 Nov 2014 13:03:35 +0800 Message-ID: <1416200620-11968-9-git-send-email-tangchen@cn.fujitsu.com> In-Reply-To: <1416200620-11968-1-git-send-email-tangchen@cn.fujitsu.com> References: <1416200620-11968-1-git-send-email-tangchen@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH Part2 08/13] acpi, mem-hotplug: Add unplug cb for memory device. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, imammedo@redhat.com, mst@redhat.com, pbonzini@redhat.com Cc: guz.fnst@cn.fujitsu.com, hutao@cn.fujitsu.com, isimatu.yasuaki@jp.fujitsu.com, zhugh.fnst@cn.fujitsu.com, tangchen@cn.fujitsu.com Reset all memory status, and unparent the memory device. Signed-off-by: Tang Chen --- hw/acpi/memory_hotplug.c | 16 ++++++++++++++++ include/hw/acpi/memory_hotplug.h | 2 ++ 2 files changed, 18 insertions(+) diff --git a/hw/acpi/memory_hotplug.c b/hw/acpi/memory_hotplug.c index 3d8e398..2b0c8ca 100644 --- a/hw/acpi/memory_hotplug.c +++ b/hw/acpi/memory_hotplug.c @@ -227,6 +227,22 @@ void acpi_memory_unplug_request_cb(ACPIREGS *ar, qemu_irq irq, acpi_memory_hotplug_sci(ar, irq); } +void acpi_memory_unplug_cb(ACPIREGS *ar, qemu_irq irq, + MemHotplugState *mem_st, + DeviceState *dev, Error **errp) +{ + MemStatus *mdev; + + mdev = acpi_memory_get_slot_status_descriptor(mem_st, dev, errp); + if (!mdev) + return; + + mdev->is_removing = false; + mdev->is_enabled = false; + object_unparent(OBJECT(mdev->dimm)); + mdev->dimm = NULL; +} + static const VMStateDescription vmstate_memhp_sts = { .name = "memory hotplug device state", .version_id = 1, diff --git a/include/hw/acpi/memory_hotplug.h b/include/hw/acpi/memory_hotplug.h index c437a85..6b8d9f7 100644 --- a/include/hw/acpi/memory_hotplug.h +++ b/include/hw/acpi/memory_hotplug.h @@ -32,6 +32,8 @@ void acpi_memory_plug_cb(ACPIREGS *ar, qemu_irq irq, MemHotplugState *mem_st, void acpi_memory_unplug_request_cb(ACPIREGS *ar, qemu_irq irq, MemHotplugState *mem_st, DeviceState *dev, Error **errp); +void acpi_memory_unplug_cb(ACPIREGS *ar, qemu_irq irq, MemHotplugState *mem_st, + DeviceState *dev, Error **errp); extern const VMStateDescription vmstate_memory_hotplug; #define VMSTATE_MEMORY_HOTPLUG(memhp, state) \ -- 1.8.4.2