From: Chen, Kenneth W <kenneth.w.chen@intel.com>
Date: Thu, 13 Oct 2005 19:49:29 +0000 (+0200)
Subject: Following the same idea, it occurs to me that we should only update
X-Git-Tag: v2.6.15-rc1~733^2~4^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b2982649ce38293b14684b26bcda20cfc54164e6;p=pandora-kernel.git

Following the same idea, it occurs to me that we should only update
disk stat when "now" is different from disk->stamp.  Otherwise, we
are again needlessly adding zero to the stats.

Signed-off-by: Ken Chen <kenneth.w.chen@intel.com>
Signed-off-by: Jens Axboe <axboe@suse.de>
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