From: Peter Zijlstra <peterz@infradead.org>
To: frank.rowand@am.sony.com
Cc: mingo@redhat.com, tom.leiming@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] LOCKSTAT: patch test - Fix min, max times in /proc/lock_stats
Date: Thu, 19 Nov 2009 23:29:55 +0100 [thread overview]
Message-ID: <1258669795.11284.256.camel@laptop> (raw)
In-Reply-To: <4B05BBAE.2050005@am.sony.com>
On Thu, 2009-11-19 at 13:42 -0800, Frank Rowand wrote:
> Fix min, max times in /proc/lock_stats
>
> (1) When collecting lock hold and wait times, if the current minimum time is
> zero, it will be replaced by the next time.
>
> (2) When aggregating minimum and maximum lock hold and wait times accross cpus,
> the values are added, instead of selecting the minimum and maximum.
>
>
> Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
Thanks Frank, took both patches.
next prev parent reply other threads:[~2009-11-19 22:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-19 21:42 [PATCH] LOCKSTAT: patch test - Fix min, max times in /proc/lock_stats Frank Rowand
2009-11-19 22:29 ` Peter Zijlstra [this message]
2009-12-06 13:03 ` [tip:core/urgent] lockstat: " tip-bot for Frank Rowand
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