From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH v3] kvm: Use a bitmap for tracking used GSIs
Date: Wed, 13 May 2009 10:03:29 +0300
Message-ID: <20090513070329.GA31139@redhat.com>
References: <20090508222925.5119.94814.stgit@dl380g6-3.ned.telco.ned.telco> <20090512220142.5663.72948.stgit@dl380g6-3.ned.telco.ned.telco>
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Cc: kvm@vger.kernel.org, sheng.yang@intel.com
To: Alex Williamson <alex.williamson@hp.com>
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On Tue, May 12, 2009 at 04:07:15PM -0600, Alex Williamson wrote:
> We're currently using a counter to track the most recent GSI we've
> handed out.  This quickly hits KVM_MAX_IRQ_ROUTES when using device
> assignment with a driver that regularly toggles the MSI enable bit.

BTW, dwhich driver does that? Any idea why?

-- 
MST