[dpdk-dev] [PATCH] compressdev: add feature flag to specify where processing is done

Trahe, Fiona fiona.trahe at intel.com
Tue Nov 20 17:25:25 CET 2018


Hi Stephen,

> -----Original Message-----
> From: Stephen Hemminger [mailto:stephen at networkplumber.org]
> Sent: Monday, November 19, 2018 6:54 PM
> To: Trahe, Fiona <fiona.trahe at intel.com>
> Cc: dev at dpdk.org; akhil.goyal at nxp.com; Jozwiak, TomaszX <tomaszx.jozwiak at intel.com>;
> shally.verma at caviumnetworks.com; ashish.gupta at caviumnetworks.com; Daly, Lee <lee.daly at intel.com>
> Subject: Re: [dpdk-dev] [PATCH] compressdev: add feature flag to specify where processing is done
> 
> On Tue, 20 Nov 2018 01:39:48 +0000
> Fiona Trahe <fiona.trahe at intel.com> wrote:
> 
> > A new device feature flag, RTE_COMPDEV_FF_SW_OP_DONE_IN_DEQUEUE
> > is added. A PMD which processes operations using a software
> > acceleration engine should set this if the bulk of the
> > processing is done during the dequeue. It should leave it
> > cleared if the bulk of the processing is done during the
> > enqueue (default).
> > An application may find this useful for tuning.
> >
> > Signed-off-by: Fiona Trahe <fiona.trahe at intel.com>
> 
> What application? or is this "if we build it they will come?"
[Fiona] Our storage team asked for this, so not quite.
Seems like it might by generically useful, so a bit of the latter too :)
Would you prefer I removed that line?




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