netdev - Re: is it useful testing __LINK_STATE_RX_SCHED in dev

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Message-Id: <E1IuhbM-0006tD-00@gondolin.me.apana.org.au>
Date:	Wed, 21 Nov 2007 12:54:16 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	wyb@...sec.com.cn
Cc:	netdev@...r.kernel.org
Subject: Re: is it useful testing __LINK_STATE_RX_SCHED in dev_close()?

wyb@...sec.com.cn wrote:
> 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, the
> testing maybe of no use.

Can you please check whether this still happens with the current
kernel since RX_SCHED no longer exists there?

Thanks,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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