From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39785) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b9Enc-0005zk-Ne for qemu-devel@nongnu.org; Sat, 04 Jun 2016 12:51:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b9EnZ-0007my-Lz for qemu-devel@nongnu.org; Sat, 04 Jun 2016 12:51:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52220) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b9EnZ-0007mu-G8 for qemu-devel@nongnu.org; Sat, 04 Jun 2016 12:51:45 -0400 Date: Sat, 4 Jun 2016 18:51:42 +0200 From: Igor Mammedov Message-ID: <20160604185142.1db68d2e@nial.brq.redhat.com> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] What should qemu do when ACPI's OST event happen. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Ren Kimura Cc: QEMU Developers On Sat, 4 Jun 2016 18:05:12 +0900 Ren Kimura wrote: > When user add new DIMM to memory slot by using qemu hotplug function, under > ACPI mode, SCI interrupt will happen and then guest OS may issue _OST event > 0x01. > Is it correct? > And in such moment, what should QEMU do? > (i.e. What does the comment "/* TODO: handle device insert OST event */" in > acpi_memory_hotplug_write function (hw/acpi/memory_hotplug.c:119) mean? ) QEMU should do nothing with except forwarding this event to management layers using QMP event. > > Thanks > Ren