netdev - Re: [PATCH net-next 1/2] sched: introduce nr_running_this

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Message-ID: <20140821135203.GA29591@gmail.com>
Date:	Thu, 21 Aug 2014 15:52:03 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	Jason Wang <jasowang@...hat.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, mst@...hat.com,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH net-next 1/2] sched: introduce nr_running_this_cpu()


* Jason Wang <jasowang@...hat.com> wrote:

> This patch introduces a helper nr_running_this_cpu() to return the
> number of runnable processes in current cpu.
> 
> The first user will be net rx busy polling. It will use this to exit
> the busy loop when it finds more than one processes is runnable in
> current cpu. This can give us better performance of busy polling under
> heavy load.

s/one processes/one process

More importantly, please Cc: scheduler maintainers and lkml to 
both patches, so that the whole intent of the change can be 
reviewed, in full context.

Thanks,

	Ingo
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