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Date:	Thu, 07 Jun 2007 18:54:08 -0400
From:	jamal <>
To:	David Miller <>
Subject: Re: [PATCH] NET: Multiqueue network device support.

On Thu, 2007-07-06 at 15:44 -0700, David Miller wrote:
> From: jamal <>
> Date: Thu, 07 Jun 2007 17:57:25 -0400
> > I empathize but take a closer look; seems mostly useless.
> I thought E1000 still uses LLTX, and if so then multiple cpus can most
> definitely get into the ->hard_start_xmit() in parallel.

AFAICS, only one CPU can dequeue from the qdisc i.e s/he who holds
__LINK_STATE_QDISC_RUNNING is the only one who can call qdisc_restart
and only s/he can enter ->hard_start_xmit().

Am i missing something?


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