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From: Alex Williamson <alex.williamson@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: "Hao, Xudong" <xudong.hao@intel.com>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>
Subject: Re: VT-d regression issue
Date: Fri, 30 Jul 2010 13:46:00 -0600	[thread overview]
Message-ID: <1280519160.3585.330.camel@x201> (raw)
In-Reply-To: <20100722130338.GA31711@redhat.com>

On Thu, 2010-07-22 at 16:03 +0300, Gleb Natapov wrote:
> On Thu, Jul 22, 2010 at 08:32:31PM +0800, Hao, Xudong wrote:
> > Well, this patch works fine for me.
> > 
> Looks like userspace problem then. Userspace relied on something that
> was not guarantied by the kernel (access to read only page forwarded to
> userspace as MMOI).

I just submitted a set of patches that should fix this using the slow
mapping path for option ROMs.  Thanks,

Alex


  reply	other threads:[~2010-07-30 19:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-22  7:57 VT-d regression issue Hao, Xudong
2010-07-22  8:21 ` Gleb Natapov
2010-07-22  8:47   ` Hao, Xudong
2010-07-22  8:52     ` Gleb Natapov
2010-07-22 11:09       ` Hao, Xudong
2010-07-22 11:10         ` Gleb Natapov
2010-07-22 11:12           ` Hao, Xudong
2010-07-22 11:11       ` Hao, Xudong
2010-07-22 11:25         ` Gleb Natapov
2010-07-22 12:32           ` Hao, Xudong
2010-07-22 13:03             ` Gleb Natapov
2010-07-30 19:46               ` Alex Williamson [this message]
2010-07-31  8:33                 ` Hao, Xudong
2010-07-31 16:53                   ` Alex Williamson
2010-08-02  0:52                     ` Hao, Xudong

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