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[BLOCK] cfq-iosched: fix slice_left calculation
authorTejun Heo <htejun@gmail.com>
Thu, 10 Nov 2005 17:20:16 +0000 (18:20 +0100)
committerJens Axboe <axboe@nelson.home.kernel.dk>
Sat, 12 Nov 2005 09:56:36 +0000 (10:56 +0100)
When cfq slice expires, remainder of slice is calculated and stored in
cfqq->slice_left.  Current code calculates the opposite of remainder -
how many jiffies the cfqq has used past slice end.  This patch fixes
the bug.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jens Axboe <axboe@suse.de>

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