Re: [PATCH RFC v0] random: block in /dev/urandom

From: Maciej W. Rozycki
Date: Sat Feb 12 2022 - 18:13:38 EST


On Sat, 12 Feb 2022, Joshua Kinard wrote:

> # grep -r "PRID_IMP_R6000" *
> arch/mips/include/asm/cpu.h:70:#define PRID_IMP_R6000 0x0300
> /* Same as R3000A */
> arch/mips/include/asm/cpu.h:72:#define PRID_IMP_R6000A 0x0600
> arch/mips/include/asm/timex.h:94: else if (likely(imp !=
> PRID_IMP_R6000 && imp != PRID_IMP_R6000A))
>
> I'd say it's better to remove the check and simplify the conditional to
> eliminate this corner case. Maybe keep the #defines around for
> documentation, but even that may not be necessary for CPUs that likely don't
> exist anymore.

IIRC Ralf used to have a working R6k machine, but I have no idea what has
happened to it. No port of Linux has been made for that system though,
that's for sure.

Maciej