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Subject: Re: [PATCH] sched: Remove sched_switch completely from runqueue
 structure.
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Rakib Mullick <rakib.mullick@gmail.com>
Cc: mingo@elte.hu, linux-kernel@vger.kernel.org
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Date: Wed, 25 Jan 2012 13:33:00 +0100
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On Tue, 2012-01-24 at 22:33 +0600, Rakib Mullick wrote:
> Currently we don't utilize sched_switch field properly for counting
> context switch numbers. We can remove it.
> But, simply removing sched_switch field from sched_stat output will
> break ABI integrity. So, we make sure 
> /proc/sched_stat output remains as it is by hardcoding zero in place
> of sched_switch field's output and remove
> sched_switch from sched_debug output too. And update scheduler-stat
> documentation accordingly.
> 
> Signed-off-by: Rakib Mullick <rakib.mullick@gmail.com> 

Thanks