----- Original Message ----- > From: "Stefan Hajnoczi" <stefa...@gmail.com> > To: "Federico Simoncelli" <fsimo...@redhat.com> > Cc: qemu-devel@nongnu.org, kw...@redhat.com, mtosa...@redhat.com > Sent: Thursday, February 23, 2012 5:14:09 PM > Subject: Re: [Qemu-devel] [PATCH 1/3] Add blkmirror block driver > > On Wed, Feb 22, 2012 at 5:13 PM, Federico Simoncelli > <fsimo...@redhat.com> wrote: > > From: Marcelo Tosatti <mtosa...@redhat.com> > > > > Mirrored writes are used by live block copy. > > I think the right approach is to create a single blkmirror driver > that > also includes blkverify functionality. The code is basically the > same > except blkverify also compares reads - just use a flag to > enable/disable that behavior. > > Feel free to rename the blkverify driver to blkmirror if you wish. > > By the way, this code does not build against qemu.git/master. It > uses > interfaces which have been dropped.
Yes you also need: [PATCH 2/3] Update the blkmirror block driver Which was sent separately to facilitate the review for people who already reviewed this. -- Federico