linux-kernel - Re: [PATCH] define percpu_counter_batch when CONFIG

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Message-ID: <1265295817.22001.6.camel@laptop>
Date:	Thu, 04 Feb 2010 16:03:37 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Nikanth Karthikesan <knikanth@...e.de>
Cc:	Tejun Heo <tj@...nel.org>, Ingo Molnar <mingo@...hat.com>,
	linux-kernel@...r.kernel.org, Suresh Jayaraman <sjayaraman@...e.de>
Subject: Re: [PATCH] define percpu_counter_batch when CONFIG_SMP is not set

On Thu, 2010-02-04 at 18:28 +0530, Nikanth Karthikesan wrote:
> On Thursday 04 February 2010 18:19:22 Nikanth Karthikesan wrote:
> > percpu_counter_batch is not defined if CONFIG_SMP is not set.
> 
> The patch "sched: cpuacct: Use bigger percpu counter batch values for stats 
> counters" in tip (43f85eab1411905afe5db510fbf9841b516e7e6a) would fail to 
> build without this if CONFIG_SMP is not set.

Which is why it got reverted (e2dfc8a0356ee7e065bd5ec8a2ca0f9b61c2daef),
Anton also posted a new version that actually does build on UP.

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