Re: __i915_spin_request() sucks

From: Jens Axboe
Date: Fri Nov 13 2015 - 11:23:01 EST

On 11/13/2015 09:13 AM, Mike Galbraith wrote:
On Fri, 2015-11-13 at 08:36 -0700, Jens Axboe wrote:
Previous patch was obvious pre-coffee crap, this should work for using
ktime to spin max 1usec.

1us seems a tad low. I doubt the little wooden gears and pulleys of my
core2 Toshiba Satellite lappy can get one loop ground out in a usec :)

Maybe it is, it's based off the original intent of the function, though. See the original commit referenced.

Jens Axboe

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