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Date: Sun, 30 Jan 2011 18:25:48 +0800
From: Cong Wang <amwang@redhat.com>
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To: Amerigo Wang <amwang@redhat.com>
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Subject: Re: [Patch] rcupdate: remove dead code
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于 2011年01月30日 18:23, Amerigo Wang 写道:
> DEBUG_OBJECTS_RCU_HEAD depends on PREEMPT, so #ifndef CONFIG_PREEMPT
> is totally useless in kernel/rcupdate.c.

By "useless" I meant the code under #ifdef CONFIG_DEBUG_OBJECTS_RCU_HEAD,
of course. :)