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From: Peter Xu <peterx@redhat.com>
To: Eric Blake <eblake@redhat.com>
Cc: qemu-devel@nongnu.org,
	"Marc-André Lureau" <marcandre.lureau@redhat.com>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Markus Armbruster" <armbru@redhat.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"Fam Zheng" <famz@redhat.com>
Subject: Re: [Qemu-devel] [PATCH for-2.12] monitor: bind dispatch bh to iohandler context
Date: Wed, 4 Apr 2018 08:39:17 +0800	[thread overview]
Message-ID: <20180404003917.GF26441@xz-mi> (raw)
In-Reply-To: <e9d37d29-82ae-ac3e-9919-62586206c88a@redhat.com>

On Tue, Apr 03, 2018 at 08:02:44AM -0500, Eric Blake wrote:
> On 04/03/2018 12:01 AM, Peter Xu wrote:
> > Eric Auger reported the problem days ago that OOB broke ARM when running
> > with libvirt:
> > 
> > http://lists.gnu.org/archive/html/qemu-devel/2018-03/msg06231.html
> > 
> > This patch fixes the problem.
> > 
> > It's not really needed now since we have turned OOB off now, but it's
> > still a bug fix, and it'll start to work when we turn OOB on for ARM.
> 
> It may be more than just ARM affected, and just that ARM happened to
> trigger the problem easier.

Yes.  Please feel free to add something to the commit message if you
think necessary.

[...]

> > This patch will fix all known OOB breakages I know so far, but I think
> > for better safety I'll still keep OOB off, and I'll send another patch
> > to turn default OOB on after 2.12 release.
> 
> Yes, leaving OOB defaulting to off unless you use x-oob=on for 2.12 is
> the most conservative action, although we still want to fix all known
> bugs that you can trigger by using that.
> 
> How did you run iotests with OOB on by default, by recompiling the
> binary to undo commit be933ffc2, or by tweaking the iotests scripts to
> pass x-oob=on by default?

Not really undo be933ffc2, but pick up 3fd2457d18 manually.

Thanks,

-- 
Peter Xu

  reply	other threads:[~2018-04-04  0:39 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-03  5:01 [Qemu-devel] [PATCH for-2.12] monitor: bind dispatch bh to iohandler context Peter Xu
2018-04-03  7:02 ` Peter Xu
2018-04-03  8:40 ` Fam Zheng
2018-04-03 13:02 ` Eric Blake
2018-04-04  0:39   ` Peter Xu [this message]
2018-04-04 14:22 ` Stefan Hajnoczi
2018-04-04 15:07   ` Eric Blake
2018-04-05 12:34     ` Stefan Hajnoczi
2018-04-08  5:14       ` Peter Xu
2018-04-08  5:12   ` Peter Xu
2018-04-09  7:00     ` Stefan Hajnoczi
2018-04-10  3:08 ` Stefan Hajnoczi

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