From: Andrew Cooper <andrew.cooper3@citrix.com>
To: xen-devel@lists.xen.org
Subject: Re: issue using SRIOV "Unable to start - perhaps the PF driver is not up yet", while PF driver is actually up
Date: Mon, 10 Sep 2012 11:26:33 +0100 [thread overview]
Message-ID: <504DC059.4070003@citrix.com> (raw)
In-Reply-To: <CALQsBOXFVM+cdhmke5JDJmns2XUpHjyDOVN6R5qrrY9nTOR3SQ@mail.gmail.com>
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On 10/09/12 11:24, Ashok Anand wrote:
> Hi,
>
> I am trying to use SRIOV, usnig xen 4.0 on debian.
>
> On my dom0, xm pci-list-assignable-devices show that
> 0000:0f:10.0
> 0000:0f:10.2
> 0000:0f:10.4
> 0000:0f:10.6
> 0000:0f:11.2
> 0000:0f:11.4
> 0000:0f:11.6
>
> these virtual interfaces correspond to eth2,
Are you sure? 0f:10.0 is probably the physical function which you must
keep in dom0.
~Andrew
>
> i attach 0f:10.0 to a domU ubuntu machine, xm pci-attach ubuntu 0f:10.0
>
> on my dom0 machine, i can ping other machine using eth2, (implying PF
> on eth2 is active)
>
> on my domU machine, when i attach the virtual function, i get the
> following messages
>
> [ 2282.688356 <tel:%5B%202282.688356>] ixgbevf 0000:00:00.0: Xen PCI
> mapped GSI0 to IRQ28
> [ 2282.688470 <tel:%5B%202282.688470>] ixgbevf 0000:00:00.0: setting
> latency timer to 64
> [ 2282.690187 <tel:%5B%202282.690187>] ixgbevf 0000:00:00.0: PF still
> in reset state, assigning new address
>
> while PF on eth2 is there and active, since i can ping other machine.
>
> Now, when I try to bring up the VF interface on domU,
> i get the following error
>
> 2476.295582] Unable to start - perhaps the PF Driver isn't up yet
> SIOCSIFFLAGS: Network is down
> [ 2476.296917] Unable to start - perhaps the PF Driver isn't up yet
> SIOCSIFFLAGS: Network is down
>
> and on dmesg on domU,
> [ 2476.295582] Unable to start - perhaps the PF Driver isn't up yet
> [ 2476.296917] Unable to start - perhaps the PF Driver isn't up yet
>
>
> Any thoughts on what could be wrong? I have been struggling with this
> for quite some time
> and would really appreciate your thoughts on it.
>
> Thanks,
> Ashok
>
>
>
>
>
>
--
Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer
T: +44 (0)1223 225 900, http://www.citrix.com
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next prev parent reply other threads:[~2012-09-10 10:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CALQsBOWDE_KqpntG8WJo86omLP3+rhQ0LDMW5vB752ubpF1FAA@mail.gmail.com>
2012-09-10 10:24 ` issue using SRIOV "Unable to start - perhaps the PF driver is not up yet", while PF driver is actually up Ashok Anand
2012-09-10 10:26 ` Andrew Cooper [this message]
2012-09-10 10:34 ` Ashok Anand
2012-09-10 10:38 ` Andrew Cooper
2012-09-10 10:46 ` Ashok Anand
2012-09-10 18:32 ` Ashok Anand
2012-09-11 9:32 ` Andrew Cooper
2012-09-11 10:05 ` Pasi Kärkkäinen
2012-09-10 10:27 ` Pasi Kärkkäinen
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