linux-kernel - Re: [PATCH 1/6] remove unused srcu

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Message-ID: <20120308190311.GK2348@linux.vnet.ibm.com>
Date:	Thu, 8 Mar 2012 11:03:11 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Lai Jiangshan <laijs@...fujitsu.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...e.hu, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...ymtl.ca,
	josh@...htriplett.org, niv@...ibm.com, tglx@...utronix.de,
	peterz@...radead.org, rostedt@...dmis.org, Valdis.Kletnieks@...edu,
	dhowells@...hat.com, eric.dumazet@...il.com, darren@...art.com,
	fweisbec@...il.com, patches@...aro.org
Subject: Re: [PATCH 1/6] remove unused srcu_barrier()

On Tue, Mar 06, 2012 at 05:57:33PM +0800, Lai Jiangshan wrote:
> srcu_barrier() is unused now.
> This identifier is need for later.
> 
> Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>

Queued, thank you!

							Thanx, Paul

> ---
>  include/linux/srcu.h |    6 ------
>  1 files changed, 0 insertions(+), 6 deletions(-)
> 
> diff --git a/include/linux/srcu.h b/include/linux/srcu.h
> index 5b49d41..df8f5f7 100644
> --- a/include/linux/srcu.h
> +++ b/include/linux/srcu.h
> @@ -49,12 +49,6 @@ struct srcu_struct {
>  #endif /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */
>  };
> 
> -#ifndef CONFIG_PREEMPT
> -#define srcu_barrier() barrier()
> -#else /* #ifndef CONFIG_PREEMPT */
> -#define srcu_barrier()
> -#endif /* #else #ifndef CONFIG_PREEMPT */
> -
>  #ifdef CONFIG_DEBUG_LOCK_ALLOC
> 
>  int __init_srcu_struct(struct srcu_struct *sp, const char *name,
> -- 
> 1.7.4.4
> 

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