Re: [PATCH 06/12] RISC-V: crypto: add accelerated AES-CBC/CTR/ECB/XTS implementations

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On Mon, Nov 20, 2023 at 10:47:29AM +0800, Jerry Shih wrote:
> > There's no fallback for !crypto_simd_usable() here.  I really like it this way.
> > However, for it to work (for skciphers and aeads), RISC-V needs to allow the
> > vector registers to be used in softirq context.  Is that already the case?
> 
> I turn to use simd skcipher interface. More details will be in the v2 patch set.

Thanks.  Later, I suspect that we'll want to make the vector unit usable in
softirq context directly.  But for now I suppose the SIMD helper is tolerable.

- Eric




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