From: Divyesh Shah <dpshah@google.com>
Date: Thu, 1 Apr 2010 22:01:41 +0000 (-0700)
Subject: blkio: Increment the blkio cgroup stats for real now
X-Git-Tag: v2.6.35-rc1~442^2~86
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9195291e5f05e01d67f9a09c756b8aca8f009089;p=pandora-kernel.git

blkio: Increment the blkio cgroup stats for real now

We also add start_time_ns and io_start_time_ns fields to struct request
here to record the time when a request is created and when it is
dispatched to device. We use ns uints here as ms and jiffies are
not very useful for non-rotational media.

Signed-off-by: Divyesh Shah<dpshah@google.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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