From mboxrd@z Thu Jan  1 00:00:00 1970
From: Olaf Hering <olaf@aepfle.de>
Subject: Re: [PATCH] Flag events caused by foreign domains
Date: Fri, 2 Dec 2011 08:11:49 +0100
Message-ID: <20111202071148.GA23017@aepfle.de>
References: <2a4ec2e2ae36593aa74e.1322772973@xdev.gridcentric.ca>
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To: Andres Lagar-Cavilla <andres@lagarcavilla.org>
Cc: andres@gridcentric.ca, xen-devel@lists.xensource.com, tim@xen.org, keir.xen@gmail.com, adin@gridcentric.ca
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On Thu, Dec 01, Andres Lagar-Cavilla wrote:

> Add a new flag for mem events, as consumers might need to discriminate
> foreign domain-caused from guest-caused events. The vcpu field of an
> event is bogus from a consumer p.o.v. for foreign domain-caused events.

How is this supposed to be used?

If the toolstack is going to use this then I have to say that it cant
delay events much because the ring will be filled up quickly with the
result that no more events can be generated until the toolstack sends
responses back to the hypervisor.

Olaf