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From: Venu Busireddy <venu.busireddy@oracle.com>
To: Konrad Wilk <konrad.wilk@oracle.com>,
	"Xuquan (Quan Xu)" <xuquan8@huawei.com>
Cc: Kevin Tian <kevin.tian@intel.com>,
	StefanoStabellini <sstabellini@kernel.org>,
	George.Dunlap@eu.citrix.com, ian.jackson@eu.citrix.com,
	xen-devel@lists.xen.org, Fanhenglong <fanhenglong@huawei.com>,
	Jan Beulich <JBeulich@suse.com>,
	anthony.perard@citrix.com
Subject: Re: question: xen/qemu - mmio mapping issues for device pass-through
Date: Tue, 21 Mar 2017 06:22:32 -0700 (PDT)	[thread overview]
Message-ID: <752e8a89-a4e3-4d04-b336-1b3ecaec1346@default> (raw)
In-Reply-To: <20170321131846.GB19381@char.us.oracle.com>



> -----Original Message-----
> From: Konrad Rzeszutek Wilk
> Sent: Tuesday, March 21, 2017 08:19 AM
> To: Xuquan (Quan Xu); Venu Busireddy
> Cc: Jan Beulich; anthony.perard@citrix.com; George.Dunlap@eu.citrix.com;
> ian.jackson@eu.citrix.com; Fanhenglong; Kevin Tian; StefanoStabellini;
> xen-devel@lists.xen.org
> Subject: Re: question: xen/qemu - mmio mapping issues for device pass-
> through
> 
> .. snip..
> > support to pass-through large bar (pci-e bar > 4G) device..
> 
> Yes it does work.
> >
> > > I was assuming large BAR handling to work so far
> > >(Konrad had done some adjustments there quite a while ago, from all I
> recall).
> > >
> >
> >
> > _iirc_ what Konrad mentioned was using qemu-trad..
> 
> Yes but we also did tests on qemu-xen and it worked. CCing Venu.
> 
> Venu, does passing in large BARs work with qemu-xen (aka 'xl')?

Sorry, I do not know the answer!

Venu


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      reply	other threads:[~2017-03-21 13:22 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-16 13:55 question: xen/qemu - mmio mapping issues for device pass-through Xuquan (Quan Xu)
2017-03-16 14:05 ` Jan Beulich
2017-03-16 14:21   ` Xuquan (Quan Xu)
2017-03-16 15:31     ` Jan Beulich
2017-03-20  1:58       ` Xuquan (Quan Xu)
2017-03-20  7:34         ` Jan Beulich
2017-03-21  1:53           ` Xuquan (Quan Xu)
2017-03-21  7:38             ` Jan Beulich
2017-03-21 13:18             ` Konrad Rzeszutek Wilk
2017-03-21 13:22               ` Venu Busireddy [this message]

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