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Re: [Xen-devel] [xen-4.0-testing test] 2032: regressions - FAIL

To: Keir Fraser <Keir.Fraser@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [xen-4.0-testing test] 2032: regressions - FAIL
From: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>
Date: Thu, 19 Aug 2010 12:04:49 +0100
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
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On Thu, 2010-08-19 at 12:03 +0100, Keir Fraser wrote:
> On 19/08/2010 11:56, "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx> wrote:
> >> Shall I try that with current xen-4.0-testing tip, or with the
> >> changeset I tried last night (pre the netif header backport) ?
> >> 
> >> It's likely to take all day so it would be nice to pick the right
> >> combination.
> > 
> > Does your testing use blktap vhds, or something else (e.g., LVM-backed phy)?
> > If you don't use blktap then it's utterly immaterial whether you test tip or
> > two chnagesets back (skipping the ring.h changes), as blktap is the only
> > subsystem in the Xen tree to use the ring.h header. Linux kernel has its own
> > copy of that ring.h file and will be unaffected either way.
> Ah, looking at the logs I see everything is phy: or file: -- no tap:.
> Therefore you should test tip of xen-4.0-testing, as the ring.h changes are
> not to blame for any regression in testing.

AIUI file: -> tap: for libxl (and -> phy:, via /dev/loop for xend).

Whether that's implicated in these failures I don't know.


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