[PATCH v6] arc4random: simplify design for better safety

[Szabolcs Nagy]

The 07/28/2022 11:29, Szabolcs Nagy via Libc-alpha wrote:
> The 07/26/2022 21:58, Jason A. Donenfeld via Libc-alpha wrote:
...
> 
> fyi, after this patch i see
> 
> FAIL: stdlib/tst-arc4random-thread
> 
> with
> 
> $ cat stdlib/tst-arc4random-thread.out
> info: arc4random: minimum of 1750000 blob results expected
> info: arc4random: 1750777 blob results observed
> info: arc4random_buf: minimum of 1750000 blob results expected
> info: arc4random_buf: 1750000 blob results observed
> info: arc4random_uniform: minimum of 1750000 blob results expected
> Timed out: killed the child process
> Termination time: 2022-07-27T14:41:33.766791947
> Last write to standard output: 2022-07-27T14:41:22.522497854
> 
> on an arm and aarch64 builder.
> 
> running it manually it takes >30s to complete.

note that before the patch it was <5s on the same machine.