linux-kernel - Re: is it useful testing __LINK_STATE_RX_SCHED in dev

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Message-Id: <20071120.024227.121377069.davem@davemloft.net>
Date:	Tue, 20 Nov 2007 02:42:27 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	wyb@...sec.com.cn
Cc:	linux-kernel@...r.kernel.org
Subject: Re: is it useful testing __LINK_STATE_RX_SCHED in dev_close()?

From: <wyb@...sec.com.cn>
Date: Tue, 20 Nov 2007 18:26:26 +0800

> cpu0 calling netif_rx_schedule_prep(), cpu1 calling dev_close():
> 
> cpu0: testing __LINK_STATE_START, already set
> cpu1: clear__LINK_STATE_START
> cpu1: testing __LINK_STATE_RX_SCHED, not set
> cpu0: set __LINK_STATE_RX_SCHED
> cpu0: enter net poll, ...
> 
> when cpu1 return from dev_close(),__LINK_STATE_RX_SCHED is still set.

You'll have better luck asking networking questions on
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the kernel networking developers are subscribed.
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