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[Xen-devel] Re: [PATCH] pvops: Avoid re-alloc_intr_gate of hvm evtchn ca

To: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH] pvops: Avoid re-alloc_intr_gate of hvm evtchn callback
From: Frank Pan <frankpzh@xxxxxxxxx>
Date: Sat, 5 Mar 2011 19:45:50 +0800
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Jeremy Fitzhardinge <Jeremy.Fitzhardinge@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
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> Thanks. I presume this is against xen/next-2.6.32? Please always mention
> which branch a patch is for.

FP: Yes, I'll mention it if I have more bugfixes.

> The upstream kernel already has this check, and it came from the
> original commit 38e20b07efd5 "x86/xen: event channels delivery on HVM"
> so it looks like the version in the 2.6.32 branch (b24870f7dd7a) was an
> older revision of that patch which lacked this check.
> Perhaps you might find it useful to do a sweep through
>        git://xenbits.xen.org/people/ianc/linux-2.6.git 
> debian/squeeze/pvhvm-
> comparing it to the xen/next-2.6.32 branch?

FP: I just want a usable version of pvops for doing some research on
migration. Can you suggest a branch which is not too old and a sort of

> Also your patches need to include a Signed-off-by line in accordance
> with Documentation/SubmittingPatches.

FP: Gmail sucks on line wrapping, so I also attach the patch inside.
Is that ok? If so, where should I put the "Signed-off-by" line? both?

潘震皓, Frank Pan

Computer Science and Technology
Tsinghua University

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