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

From: Paul E. McKenney
Date: Sun Nov 20 2011 - 18:23:29 EST


On Fri, Nov 18, 2011 at 11:45:11PM -0500, Steven Rostedt wrote:
> From: John Kacur <jkacur@xxxxxxxxxx>
>
> 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@xxxxxxxxxx>
> Cc: Paul McKenney <paulmck@xxxxxxxxxxxxxxxxxx>

Reviewed-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>

> Cc: stable-rt@xxxxxxxxxxxxxxx
> Link: http://lkml.kernel.org/r/1321235083-21756-2-git-send-email-jkacur@xxxxxxxxxx
> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
> ---
> 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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