Re: [PATCH -next v13 19/19] riscv: Enable Vector code to be built

Vineet Gupta
2023-01-30T18:38:41Z

On 1/29/23 22:38, Andy Chiu wrote:
>>> + default n
>> I forget, but is the reason for this being default n, when the others
>> are default y a conscious choice?
> Yes, I think it could be y if V is allocated in the first-use trap, as
> far as I'm concerned. Hey Vineet, do you have any comments about that?

Yes I think this can be enabled by default now that everything is
allocated on demand.
FWIW thread_struct would have 5 word overhead due to struct
__riscv_v_state but nothing I would worry about too much.

-Vineet