netdev - Re: [RFC PATCH V4 08/13] xenbus_client: extend interface to support mapping / unmapping of multi page ring.

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Message-ID: <20120206172139.GA26583@phenom.dumpdata.com>
Date:	Mon, 6 Feb 2012 12:21:39 -0500
From:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:	Wei Liu <wei.liu2@...rix.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	Ian Campbell <Ian.Campbell@...rix.com>
Subject: Re: [RFC PATCH V4 08/13] xenbus_client: extend interface to support
 mapping / unmapping of multi page ring.

On Fri, Feb 03, 2012 at 05:20:25PM +0000, Wei Liu wrote:
> On Fri, 2012-02-03 at 16:55 +0000, Konrad Rzeszutek Wilk wrote:
> > On Thu, Feb 02, 2012 at 04:49:18PM +0000, Wei Liu wrote:
> > > 
> > 
> > So this does the job but with this patch you introduce a compile bisection
> > bug, which is a not good. The way around is that in this patch you also
> > introduce temporary scaffolding so that the drivers can build. Something
> > as simple as an function that calls the new version, but has the right
> > arguments. Then the next patch (the one that actually does change
> > the backends, will back that wrapper out).
> > 
> 
> How about squashing these two patches. The changes in backends are
> trivial.


One thing I forgot to mention is that since the backends touch different
subsystems maintainers tree - you will need to get Acks from all of them
on a single patch. That should not be an technical issue - except that some
maintainers can take longer to respond - so your whole patchset might
be delayed by that.
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