linux-kernel - Re: [PATCH 1/5] softirq: Export in_serving

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Message-ID: <20111120232317.GB17982@linux.vnet.ibm.com>
Date:	Sun, 20 Nov 2011 15:23:17 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	linux-rt-users <linux-rt-users@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Carsten Emde <C.Emde@...dl.org>,
	John Kacur <jkacur@...hat.com>, stable-rt@...r.kernel.org
Subject: Re: [PATCH 1/5] softirq: Export in_serving_softirq()

On Fri, Nov 18, 2011 at 11:45:11PM -0500, Steven Rostedt wrote:
> From: John Kacur <jkacur@...hat.com>
> 
> ERROR: "in_serving_softirq" [net/sched/cls_cgroup.ko] undefined!
> 
> The above can be fixed by exporting in_serving_softirq
> 
> Signed-off-by: John Kacur <jkacur@...hat.com>
> Cc: Paul McKenney <paulmck@...ux.vnet.ibm.com>

Reviewed-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>

> Cc: stable-rt@...r.kernel.org
> Link: http://lkml.kernel.org/r/1321235083-21756-2-git-send-email-jkacur@redhat.com
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
> ---
>  kernel/softirq.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/kernel/softirq.c b/kernel/softirq.c
> index e8756aa..026a283 100644
> --- a/kernel/softirq.c
> +++ b/kernel/softirq.c
> @@ -447,6 +447,7 @@ int in_serving_softirq(void)
>  	preempt_enable();
>  	return res;
>  }
> +EXPORT_SYMBOL(in_serving_softirq);
>  
>  /*
>   * Called with bh and local interrupts disabled. For full RT cpu must
> -- 
> 1.7.7.1
> 
> 


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