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Date: Fri, 21 May 2010 16:40:50 +0800
From: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
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To: Vivek Goyal <vgoyal@redhat.com>, Jens Axboe <jens.axboe@oracle.com>
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Subject: [PATCH 0/4] io-controller: Add new interfaces to trace backlogged
 group status
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Hi,

This series implements three new interfaces to keep track of tranferred bytes,
elapsing time and io rate since group getting backlogged. If the group dequeues
from service tree, these three interfaces will reset and shows zero.

Thanks
Gui