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Re: [Xen-devel] tg3 network stall in xen-3.4.x but not in xen-3.3.x

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] tg3 network stall in xen-3.4.x but not in xen-3.3.x
From: Teck Choon Giam <giamteckchoon@xxxxxxxxx>
Date: Tue, 7 Jul 2009 09:29:53 +0800
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Hi keir,

> That's interesting, since it appears the troublesome system does not even
> support deep sleep states (e.g., C3). Just C0 and C1: which would normally
> mean C0=running, C1=normal-HLT. I've cc'ed a couple of Intel guys to confirm
> we couldn't be misreading the xenpm output.

Oh ok.

> If we're reading this correctly I think it really means that the special
> acpi-cx idle handler has a bug in it somewhere. Actually one bug has been
> found already, and I will forward the patch to you. It could be worth
> applying it and rebuilding Xen and see if we're lucky enough for that to
> solve your problem.

I can test the patch then report back.  Please send me the patch.


Kindest regards,
Giam Teck Choon

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