netdev - Re: NIU driver: Sun x8 Express Quad Gigabit Ethernet Adapter

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Message-Id: <20081104.233313.109709104.davem@davemloft.net>
Date:	Tue, 04 Nov 2008 23:33:13 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jdb@...x.dk
Cc:	netdev@...r.kernel.org
Subject: Re: NIU driver: Sun x8 Express Quad Gigabit Ethernet Adapter

From: Jesper Dangaard Brouer <jdb@...x.dk>
Date: Wed, 05 Nov 2008 08:05:44 +0100

> A strange observation is the IRQ allocations seen via /proc/interrupts:
> (e.g. eth2 has assigned no less than 12 IRQs !?!)

One for each TX and RX queue and then one for "other events".

If you disable MSI on the system (I forget the kernel command
line option offhand) does that make the problem go away?
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