[dpdk-dev] [PATCH v2 2/8] crypto/armv8: do not append digest

De Lara Guarch, Pablo pablo.de.lara.guarch at intel.com
Wed Sep 6 11:02:06 CEST 2017

Hi Jerin,

> -----Original Message-----
> From: De Lara Guarch, Pablo
> Sent: Tuesday, September 5, 2017 3:20 AM
> To: Doherty, Declan <declan.doherty at intel.com>; Zhang, Roy Fan
> <roy.fan.zhang at intel.com>; jerin.jacob at caviumnetworks.com
> Cc: dev at dpdk.org; De Lara Guarch, Pablo
> <pablo.de.lara.guarch at intel.com>
> Subject: [PATCH v2 2/8] crypto/armv8: do not append digest
> When performing an authentication verification, the PMD was using
> memory at the end of the input buffer, to store temporarily the digest.
> This operation requires the buffer to have enough tailroom unnecessarily.
> Instead, memory is allocated for each queue pair, to store temporarily the
> digest generated by the driver, so it can be compared with the one provided
> in the crypto operation, without needing to touch the input buffer.
> Signed-off-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>

Could you take a look at this patch?
The series have been acked by Fan Zhang, but this patch affects the ARMv8 PMD,
So I would prefer applying it after your review.


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