Re: [PATCH 6/6] blk-mq: Micro-optimize bt_get()

From: Jens Axboe
Date: Tue Dec 09 2014 - 11:06:49 EST


On 12/09/2014 08:59 AM, Bart Van Assche wrote:
Remove a superfluous finish_wait() call. Convert the two bt_wait_ptr()
calls into a single call.

I had to double check this, but looks OK to me. And it's better than a micro-optimization, should be a nice win for the tag contended case.


--
Jens Axboe

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