From: Jens Axboe <axboe@kernel.dk>
Date: Fri, 1 Jul 2022 21:02:06 +0000 (-0600)
Subject: lib/rand: improve __fill_random_buf()
X-Git-Tag: test-tag-2022-08-09~22
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=aa75fc9db6b98ad317911b35b4a968139a648bb8;hp=aa75fc9db6b98ad317911b35b4a968139a648bb8;p=fio.git

lib/rand: improve __fill_random_buf()

This won't be equivalent to what we have, but I _think_ the randomness
is good enough for this purpose.

This improves performance by about 30% for me, tested on both aarch64
and x86-64.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
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