From: Or Gerlitz <ogerlitz@Voltaire.com>
To: Mark McLoughlin <markmc@redhat.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>,
Avi Kivity <avi@redhat.com>,
netdev@vger.kernel.org, Gregory Haskins <ghaskins@novell.com>,
qemu-devel <qemu-devel@nongnu.org>,
Anthony Liguori <anthony@codemonkey.ws>
Subject: Re: user space virtio-net exits with "truncating packet" error
Date: Thu, 14 May 2009 15:25:35 +0300 [thread overview]
Message-ID: <4A0C0DBF.3010201@Voltaire.com> (raw)
In-Reply-To: <1242300155.17366.20.camel@blaa>
Mark McLoughlin wrote:
> That sounds like a bug in qemu's mergeable receive buffers
> implementation - the host is running out of buffers for the packet, even
> though it supposedly has already checked that there is enough buffers
> available on the ring.
>
> Hmm, I think I see the bug - does the patch below work? Please try
> several mtu values around the 9k mark to be sure
No, it doesn't help, same crash.
Or.
next prev parent reply other threads:[~2009-05-14 12:25 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-14 10:07 user space virtio-net exits with "truncating packet" error Or Gerlitz
2009-05-14 11:22 ` Mark McLoughlin
2009-05-14 12:25 ` Or Gerlitz [this message]
2009-05-14 11:58 ` Rusty Russell
2009-05-14 14:04 ` Or Gerlitz
2009-05-14 18:04 ` Or Gerlitz
2009-05-15 5:18 ` Rusty Russell
2009-05-19 12:19 ` Or Gerlitz
2009-05-20 2:47 ` Rusty Russell
2009-05-20 6:20 ` Or Gerlitz
2009-05-20 6:59 ` Avi Kivity
2009-05-21 5:53 ` Rusty Russell
2009-05-15 7:07 ` Michael Tokarev
2009-05-19 10:00 ` Or Gerlitz
2009-05-19 10:13 ` Avi Kivity
2009-05-14 15:34 ` Sridhar Samudrala
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