From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dutch Meyer Subject: Re: What are the new features from blktaps Date: Tue, 12 Jan 2010 13:48:47 -0800 (PST) Message-ID: References: <994429491001121205p51c4aa14ge41396714a6a24e4@mail.gmail.com> <1263332753.18136.235.camel@agari.van.xensource.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Return-path: In-Reply-To: <1263332753.18136.235.camel@agari.van.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Daniel Stodden Cc: "xen-devel@lists.xensource.com" , Jia Rao List-Id: xen-devel@lists.xenproject.org Also: blktap2 has a driver for the vhd format. --Dutch On Tue, 12 Jan 2010, Daniel Stodden wrote: > On Tue, 2010-01-12 at 15:05 -0500, Jia Rao wrote: >> Hi all, >> >> >> Searched but can't find anything. >> I am wondering what are the new features that will come with blktap2, >> compared to blktap ? > > Right now it's mainly an architectural thing. > > - The original blktap duplicated a lot of what originally > constituted just blkback. > > - Access to virtual disk images from within dom0 gets > more straightforward. Which matters a lot for some things dom0 can > do to disks. > > - Request dispatch between kernel and userspace will get way more > efficient at some point. > > - Blktap on non-Xen systems ... > > - ... > > Daniel > > > _______________________________________________ > Xen-devel mailing list > Xen-devel@lists.xensource.com > http://lists.xensource.com/xen-devel >