[PATCH 09/21] nvme-auth: common: use crypto library in nvme_auth_augmented_challenge()

Hannes Reinecke hare at suse.de
Mon Mar 2 02:10:24 PST 2026


On 3/2/26 08:59, Eric Biggers wrote:
> For the hash and HMAC computations in nvme_auth_augmented_challenge(),
> use the crypto library instead of crypto_shash.  This is simpler,
> faster, and more reliable.  Notably, this eliminates two crypto
> transformation object allocations for every call, which was very slow.
> 
> Signed-off-by: Eric Biggers <ebiggers at kernel.org>
> ---
>   drivers/nvme/common/auth.c | 96 ++++++++++++++------------------------
>   1 file changed, 36 insertions(+), 60 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare at suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                  Kernel Storage Architect
hare at suse.de                                +49 911 74053 688
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