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Date: Mon, 10 Dec 2012 00:01:27 +0800 From: xtu4 <xiaobing.tu@...el.com> To: linux-kernel@...r.kernel.org, 'axboe@...nel.dk', di.zhang@...el.com, xtu4 <xiaobing.tu@...el.com> Subject: [PATCH] Allow 0ms deadline latency Subject: [PATCH] Allow 0ms deadline latency, increase the read speed Signed-off-by: xiaobing tu <xiaobing.tu@...el.com> --- block/deadline-iosched.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/block/deadline-iosched.c b/block/deadline-iosched.c index c644137..e502d6b 100644 --- a/block/deadline-iosched.c +++ b/block/deadline-iosched.c @@ -230,7 +230,7 @@ static inline int deadline_check_fifo(struct deadline_data *dd, int ddir) /* * rq is expired! */ - if (time_after(jiffies, rq_fifo_time(rq))) + if (time_after_eq(jiffies, rq_fifo_time(rq))) return 1; return 0; -- 1.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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