netdev - Re: [RFC] multiqueue changes

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Message-Id: <20091102.033533.08766686.davem@davemloft.net>
Date:	Mon, 02 Nov 2009 03:35:33 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	jarkao2@...il.com
Cc:	mchan@...adcom.com, kaber@...sh.net, eric.dumazet@...il.com,
	netdev@...r.kernel.org
Subject: Re: [RFC] multiqueue changes

From: Jarek Poplawski <jarkao2@...il.com>
Date: Sun, 1 Nov 2009 14:20:17 +0100

> There is a question if we can predict in ->probe() MSI-X should be
> successfully enabled in ->ndo_open() for probed hardware. If so,
> then it could go e.g. like this:

We never can know this.

Another device driver can eat up all the MSI-X vectors in the PCI
domain before we make the request_irq() calls in ->open().
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