Re: [PATCH v4 02/11] riscv: add ISA extensions validation

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Apr 30, 2024 at 01:58:11PM +0200, Clément Léger wrote:
> Yeah, see what you mean. I think we also need to define if we want to
> expose all the ISA extensions in /proc/cpuinfo (ie no matter the config
> of the kernel) or not. If so, additional validate() callback would make
> sense. If we want to keep the full ISA string in /proc/info, then we
> will need another way of doing so.

If extensions aren't usable, they shouldn't be in /proc/cpuinfo either
as there's programs that parse that to figure out what they can use,
possibly even only checking a single cpu and using that as gospel.
That's why there's that per-hart-isa thing that was added by one of your
colleagues last year.

Attachment: signature.asc
Description: PGP signature


[Index of Archives]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]

  Powered by Linux