From mboxrd@z Thu Jan 1 00:00:00 1970 From: Asias He Subject: Re: [PATCH] tcm_vhost: Add hotplug/hotunplug support Date: Wed, 6 Mar 2013 09:40:15 +0800 Message-ID: <20130306014015.GA21914@hj.localdomain> References: <1362475027-12018-1-git-send-email-asias@redhat.com> <20130305121125.GA823@redhat.com> <5135F150.1060206@redhat.com> <20130305143416.GG2256@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20130305143416.GG2256@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: "Michael S. Tsirkin" Cc: kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, target-devel@vger.kernel.org, Stefan Hajnoczi , Paolo Bonzini List-Id: virtualization@lists.linuxfoundation.org On Tue, Mar 05, 2013 at 04:34:17PM +0200, Michael S. Tsirkin wrote: > On Tue, Mar 05, 2013 at 02:21:20PM +0100, Paolo Bonzini wrote: > > Il 05/03/2013 13:11, Michael S. Tsirkin ha scritto: > > >> > + > > >> > + struct vhost_work vs_event_work; /* evt injection work item */ > > >> > + struct llist_head vs_event_list; /* evt injection queue */ > > >> > + > > >> > + bool vs_events_dropped; > > > Documentation pls. > > > Also - how is this handled during migration? > > > > Migration is not supported by vhost-scsi but yes, we would need to > > retrieve this bit. > > > > Paolo > > Well at the moment nothing is supported as there's no userspace > upstream : This was true if you think only qemu is supposed to support it and nothing else will use it. kvm tool is using it since last Aug. > > > Don't we need a way for userspace to retrieve this bit? > > > -- Asias