Re: [PATCH 1/5] softirq: Export in_serving_softirq()

["Paul E. McKenney" <paulmck@linux.vnet.ibm.com>]

On Fri, Nov 18, 2011 at 11:45:11PM -0500, Steven Rostedt wrote:
> From: John Kacur <jkacur@redhat.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@redhat.com>
> Cc: Paul McKenney <paulmck@linux.vnet.ibm.com>

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

> Cc: stable-rt@vger.kernel.org
> Link: http://lkml.kernel.org/r/1321235083-21756-2-git-send-email-jkacur@redhat.com
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> Signed-off-by: Steven Rostedt <rostedt@goodmis.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
> 
>