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Date:	Sat, 03 Nov 2012 15:16:02 -0400 (EDT)
From:	David Miller <>
Subject: Re: [PATCH] drivers/net: use tasklet_kill in device remove/close

From: Xiaotian Feng <>
Date: Wed, 31 Oct 2012 18:29:57 +0800

> Some driver uses tasklet_disable in device remove/close process,
> tasklet_disable will inc tasklet->count and return. If the tasklet
> is not handled yet because some softirq pressure, the tasklet will
> placed on the tasklet_vec, never have a chance to excute. This might
> lead to ksoftirqd heavy loaded, wakeup with pending_softirq, but
> tasklet is disabled. tasklet_kill should be used in this case.
> Signed-off-by: Xiaotian Feng <>

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