Thread (45 messages) 45 messages, 4 authors, 2018-07-09

Re: [PATCH v3 3/4] compressdev: replace mbuf scatter gather flag

From: De Lara Guarch, Pablo <hidden>
Date: 2018-07-06 08:59:14

-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Verma, Shally
Sent: Friday, July 6, 2018 9:53 AM
To: De Lara Guarch, Pablo <redacted>; Gupta, Ashish
[off-list ref]; Trahe, Fiona [off-list ref]; Daly, Lee
[off-list ref]; Sahu, Sunila [off-list ref]
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v3 3/4] compressdev: replace mbuf scatter
gather flag


quoted
-----Original Message-----
From: De Lara Guarch, Pablo [mailto:pablo.de.lara.guarch@intel.com]
Sent: 06 July 2018 14:10
To: Verma, Shally <redacted>; Gupta, Ashish
[off-list ref]; Trahe, Fiona [off-list ref]; Daly,
Lee [off-list ref]; Sahu, Sunila [off-list ref]
Cc: dev@dpdk.org
Subject: RE: [PATCH v3 3/4] compressdev: replace mbuf scatter gather
flag
//snip
quoted
quoted
Ohh okay, now I get it. So these feature flags intend to show
input/output mode supported specifically for in/out of place
operations.  But then still I see having OOP isn't required as
compression default support is out-of-place and it's just making
feature name too big. Having in-place is exception and if supported,
can use convention RTE_COMP_FF_INPLACE_xx
I would still prefer having OOP, to be consistent with cryptodev. It is also not
that long, it is just 3 letters.
quoted
quoted
Above one comment, as I see it, use of FB in
RTE_COMP_FF_OOP_FB_IN_SGL_OUT didn't give clear indication what it
mean.
quoted
quoted
May be replace it by RTE_COMP_FF_OOP_DIRECT/LINEAR_IN_SGL_OUT
Linear could be a good option, but it is missing a noun there. What about LB
(linear buffer), so we keep it short too.

Ok. LB looks fine. hopefully, that will make apparent to reader, that it's opposite
of Scatter-Gather.
I can clarify a bit more in the comments.

Thanks,
Pablo
Thanks
Shally
quoted
Pablo
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