On Mon, Sep 15, 2025 at 05:06:51PM +0200, Mikulas Patocka wrote: > > Would it be possible to export the function crypto_ahash_stack_req_ok, so > that I could know up-front whether having a request on the stack will > succeed or not? > > Perhaps the function crypto_ahash_stack_req_ok could take "struct > crypto_ahash *" argument rather than "struct ahash_request, *" so that I > would know in advance whether it makes sense to try to build the request > on the stack or not.
I think the pain point is the use of SG lists. If we could convert them to something like iov's then you should be able to supply stack memory unconditionally. Cheers, -- Email: Herbert Xu <[email protected]> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
