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Re: [Xen-devel] increase evtchn limits

To: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
Subject: Re: [Xen-devel] increase evtchn limits
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Fri, 21 May 2010 21:15:28 +0100
Cc: Zhigang Wang <zhigang.x.wang@xxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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On 21/05/2010 19:52, "Mukesh Rathor" <mukesh.rathor@xxxxxxxxxx> wrote:

> But looking forward, I can see hitting limits of 4096 not too far in
> future, so I think it will be a great idea to 'collapse the four IPIs
> onto one event channel', perhaps next xen release.

This doesn't require any Xen changes, and hence is not an issue to be dealt
with in a Xen release. It can be implemented in any guest kernel as soon as
anyone cares to.

 -- Keir

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