[PATCHv4 3/7] crypto: sa2ul: add sha1/sha256/sha512 support
t-kristo at ti.com
Tue Jun 30 03:52:57 EDT 2020
On 30/06/2020 10:46, Herbert Xu wrote:
> On Tue, Jun 30, 2020 at 10:20:06AM +0300, Tero Kristo wrote:
>> Only up-to block size? This would limit the buffer to 64-128 bytes.
> The exported hash state is not supposed to be used to support
> hardware that does not support partial hashing.
> These states could potentially be placed on the stack so they
> must not be large.
How about making the buffer size configurable during probe time via
module param, and/or runtime via sysfs parameter? This would allow
system designers to tune it based on expected usecases.
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