Messages in this thread | | | Date | Sat, 25 Mar 2023 14:00:28 +0800 | From | Herbert Xu <> | Subject | Re: [RFC PATCH 23/28] algif: Remove hash_sendpage*() |
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On Fri, Mar 24, 2023 at 04:47:50PM +0000, David Howells wrote: > > I must be missing something, I think. What's particularly optimal about the > code in hash_sendpage() but not hash_sendmsg()? Is it that the former uses > finup/digest, but the latter ony does update+final?
A lot of hardware hashes can't perform partial updates, so they will always fall back to software unless you use finup/digest.
Cheers, -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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