[Intel-gfx] [PATCH 06/34] drm: Add a simple linear congruent generator PRNG

David Herrmann dh.herrmann at gmail.com
Tue Dec 13 15:18:35 UTC 2016


On Tue, Dec 13, 2016 at 4:16 PM, David Herrmann <dh.herrmann at gmail.com> wrote:
> On Mon, Dec 12, 2016 at 12:53 PM, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> for (i = 0; i < count; ++i)
>         swap(order[i], order[drm_lcg_random(state) % count]);
>
> Much simpler and I cannot see why it wouldn't work.

Hint: swap() does multiple evaluations. So this needs to be:


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