From: Herbert Xu <herbert@gondor.apana.org.au>
To: David Howells <dhowells@redhat.com>
Cc: smfrench@gmail.com, viro@zeniv.linux.org.uk,
nspmangalore@gmail.com, rohiths.msft@gmail.com, tom@talpey.com,
metze@samba.org, hch@infradead.org, willy@infradead.org,
jlayton@kernel.org, linux-cifs@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
sfrench@samba.org, linux-crypto@vger.kernel.org
Subject: Re: [RFC 06/13] cifs: Add a function to Hash the contents of an iterator
Date: Fri, 27 Jan 2023 18:38:37 +0800 [thread overview]
Message-ID: <Y9OprbIBseKadiej@gondor.apana.org.au> (raw)
In-Reply-To: <2957463.1674815638@warthog.procyon.org.uk>
On Fri, Jan 27, 2023 at 10:33:58AM +0000, David Howells wrote:
> Herbert Xu <herbert@gondor.apana.org.au> wrote:
>
> > Please convert this to ahash. The whole point of shash is to
> > process *small* amounts of data that is not on an SG list.
>
> Is ahash offloaded to another thread or hardware?
That's something you can control when you allocate the ahash
object? You could even restrict it to sync algorithms by setting
type to 0 and mask to CRYPTO_ALG_SYNC.
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
next prev parent reply other threads:[~2023-01-27 10:39 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-25 21:45 [RFC 00/13] smb3: Use iov_iters down to the network transport and fix DIO page pinning David Howells
2023-01-25 21:45 ` [RFC 01/13] netfs: Add a function to extract a UBUF or IOVEC into a BVEC iterator David Howells
2023-01-25 21:45 ` [RFC 02/13] netfs: Add a function to extract an iterator into a scatterlist David Howells
2023-01-25 21:45 ` [RFC 03/13] cifs: Fix oops due to uncleared server->smbd_conn in reconnect David Howells
2023-01-25 21:45 ` [RFC 04/13] cifs: Implement splice_read to pass down ITER_BVEC not ITER_PIPE David Howells
2023-01-25 21:45 ` [RFC 05/13] cifs: Add a function to build an RDMA SGE list from an iterator David Howells
2023-01-25 21:45 ` [RFC 06/13] cifs: Add a function to Hash the contents of " David Howells
2023-01-27 10:27 ` Herbert Xu
2023-01-27 10:33 ` David Howells
2023-01-27 10:38 ` Herbert Xu [this message]
2023-01-25 21:45 ` [RFC 07/13] cifs: Add some helper functions David Howells
2023-01-25 21:45 ` [RFC 08/13] cifs: Add a function to read into an iter from a socket David Howells
2023-01-26 9:27 ` David Laight
2023-01-26 15:44 ` David Howells
2023-01-26 16:09 ` David Laight
2023-01-26 16:41 ` David Howells
2023-01-25 21:45 ` [RFC 09/13] cifs: Change the I/O paths to use an iterator rather than a page list David Howells
2023-01-25 21:45 ` [RFC 10/13] cifs: Build the RDMA SGE list directly from an iterator David Howells
2023-01-25 21:45 ` [RFC 11/13] cifs: Remove unused code David Howells
2023-01-25 21:45 ` [RFC 12/13] cifs: Fix problem with encrypted RDMA data read David Howells
2023-01-25 21:45 ` [RFC 13/13] cifs: DIO to/from KVEC-type iterators should now work David Howells
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