linux-kernel - Re: [Patch] rcupdate: remove dead code

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Message-ID: <4D453CAC.4010305@redhat.com>
Date:	Sun, 30 Jan 2011 18:25:48 +0800
From:	Cong Wang <amwang@...hat.com>
To:	Amerigo Wang <amwang@...hat.com>
CC:	linux-kernel@...r.kernel.org,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Dipankar Sarma <dipankar@...ibm.com>
Subject: Re: [Patch] rcupdate: remove dead code

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. :)
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