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From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Matan Barak <matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Majd Dibbiny <majd-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
	Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH V1 for-next 0/2] Add support for reporting LSO capabilities
Date: Wed, 27 Apr 2016 10:42:30 -0600	[thread overview]
Message-ID: <20160427164230.GB11617@obsidianresearch.com> (raw)
In-Reply-To: <1461765892-1285-1-git-send-email-matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

On Wed, Apr 27, 2016 at 05:04:50PM +0300, Matan Barak wrote:

> This patch series enables hardware to report Large Segment Offload(LSO)
> capabilities from kernel to user space. LSO enabled NIC will accept big chuck of
> data with size greater than MTU. The LSO engine will split them into
> separate packets and insert the headers automatically. With LSO, CPU is
> offloaded from dealing with much less throughput of data.

I also feel like we should stop changing the current uAPI until we get
the new one in place..

Eg, the gross thing Christoph points out about the QP type bitmap can
probably go away in the new uAPI.

Jason
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  parent reply	other threads:[~2016-04-27 16:42 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-27 14:04 [PATCH V1 for-next 0/2] Add support for reporting LSO capabilities Matan Barak
     [not found] ` <1461765892-1285-1-git-send-email-matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-27 14:04   ` [PATCH V1 for-next 1/2] IB/core: Report LSO capabilities when querying device Matan Barak
     [not found]     ` <1461765892-1285-2-git-send-email-matanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-27 15:46       ` Christoph Lameter
     [not found]         ` <alpine.DEB.2.20.1604271043540.20042-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2016-04-27 21:54           ` Hefty, Sean
     [not found]             ` <1828884A29C6694DAF28B7E6B8A82373AB046AB1-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-04-28  8:02               ` Matan Barak
     [not found]                 ` <5721C3AD.8050407-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-04-28 16:35                   ` Hefty, Sean
     [not found]                     ` <1828884A29C6694DAF28B7E6B8A82373AB046FD8-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-01  8:31                       ` Matan Barak
     [not found]                         ` <d8f8d6bf-9fad-fcc9-5a15-2b2423349c26-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-05-02 17:20                           ` Hefty, Sean
     [not found]                             ` <1828884A29C6694DAF28B7E6B8A82373AB0480DB-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-02 17:50                               ` Jason Gunthorpe
     [not found]                                 ` <20160502175011.GB32096-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-02 18:13                                   ` Hefty, Sean
     [not found]                                     ` <1828884A29C6694DAF28B7E6B8A82373AB04816A-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-02 19:06                                       ` Jason Gunthorpe
     [not found]                                         ` <20160502190619.GB32613-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-04 16:49                                           ` Hefty, Sean
     [not found]                                             ` <1828884A29C6694DAF28B7E6B8A82373AB048E47-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-04 18:11                                               ` Jason Gunthorpe
     [not found]                                                 ` <20160504181135.GA15355-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-05  8:21                                                   ` Matan Barak
     [not found]                                                     ` <21d9307f-766e-9aaa-54d3-207a4a4d5d8c-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2016-05-05 18:14                                                       ` Jason Gunthorpe
     [not found]                                                         ` <20160505181423.GB5957-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-06  2:20                                                           ` Christoph Lameter
     [not found]                                                             ` <alpine.DEB.2.20.1605052116570.1091-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2016-05-06 22:55                                                               ` Jason Gunthorpe
     [not found]                                                                 ` <20160506225523.GA21309-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-09 14:27                                                                   ` Christoph Lameter
     [not found]                                                                     ` <alpine.DEB.2.20.1605090926440.6128-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2016-05-09 16:35                                                                       ` Jason Gunthorpe
     [not found]                                                                         ` <20160509163537.GA15479-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-09 19:11                                                                           ` Hefty, Sean
     [not found]                                                                             ` <1828884A29C6694DAF28B7E6B8A82373AB04A390-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-09 20:05                                                                               ` Jason Gunthorpe
     [not found]                                                                                 ` <20160509200507.GA23911-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-09 20:35                                                                                   ` Hefty, Sean
     [not found]                                                                                     ` <1828884A29C6694DAF28B7E6B8A82373AB04A40A-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2016-05-10 15:03                                                                                       ` Steve Wise
2016-05-10 16:46                                                                                         ` Jason Gunthorpe
     [not found]                                                                                           ` <20160510164608.GA29825-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-10 16:59                                                                                             ` Steve Wise
2016-05-10 17:12                                                                                         ` Hefty, Sean
2016-05-10  4:58                                                                                   ` Leon Romanovsky
     [not found]                                                                                     ` <20160510045801.GV29160-2ukJVAZIZ/Y@public.gmane.org>
2016-05-10 17:18                                                                                       ` Jason Gunthorpe
     [not found]                                                                                         ` <20160510171819.GB2879-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-10 17:52                                                                                           ` Leon Romanovsky
     [not found]                                                                                             ` <20160510175200.GB900-2ukJVAZIZ/Y@public.gmane.org>
2016-05-10 18:18                                                                                               ` Jason Gunthorpe
     [not found]                                                                                                 ` <20160510181847.GA3754-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-10 19:26                                                                                                   ` Leon Romanovsky
     [not found]                                                                                                     ` <20160510192655.GC900-2ukJVAZIZ/Y@public.gmane.org>
2016-05-10 19:38                                                                                                       ` Leon Romanovsky
2016-05-09 19:16                                                                           ` Leon Romanovsky
     [not found]                                                                             ` <20160509191613.GS29160-2ukJVAZIZ/Y@public.gmane.org>
2016-05-09 19:57                                                                               ` Jason Gunthorpe
     [not found]                                                                                 ` <20160509195734.GA22669-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-10  4:41                                                                                   ` Leon Romanovsky
     [not found]                                                                                     ` <20160510044107.GU29160-2ukJVAZIZ/Y@public.gmane.org>
2016-05-10 17:07                                                                                       ` Jason Gunthorpe
     [not found]                                                                                         ` <20160510170739.GA2879-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-10 17:48                                                                                           ` Leon Romanovsky
2016-05-11  0:29                                                                                           ` Christoph Lameter
     [not found]                                                                                             ` <alpine.DEB.2.20.1605101928280.2103-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2016-05-11  2:04                                                                                               ` Jason Gunthorpe
2016-05-11  3:47                                                                                                 ` Bodong Wang
     [not found]                                                                                                   ` <HE1PR05MB164274F171401FC5B21B2474AA720-eBadYZ65MZ/fuMsuuuQLTtqRiQSDpxhJvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-05-11 19:20                                                                                                     ` Jason Gunthorpe
     [not found]                                                                                                 ` <20160511020429.GA32766-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-11  4:31                                                                                                   ` Leon Romanovsky
     [not found]                                                                                                     ` <20160511043134.GE900-2ukJVAZIZ/Y@public.gmane.org>
2016-05-11 17:36                                                                                                       ` Jason Gunthorpe
     [not found]                                                                                                         ` <20160511173608.GB18517-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-11 18:37                                                                                                           ` Leon Romanovsky
2016-05-11 14:23                                                                                                   ` Christoph Lameter
     [not found]                                                                                                     ` <alpine.DEB.2.20.1605110920490.8588-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2016-05-11 17:27                                                                                                       ` Jason Gunthorpe
     [not found]                                                                                                         ` <20160511172745.GA18517-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-05-12 13:34                                                                                                           ` Christoph Lameter
     [not found]                                                                                                             ` <alpine.DEB.2.20.1605120832480.26014-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2016-05-12 16:54                                                                                                               ` Jason Gunthorpe
2016-04-27 14:04   ` [PATCH V1 for-next 2/2] IB/mlx5: Report mlx5 " Matan Barak
2016-04-27 16:42   ` Jason Gunthorpe [this message]
     [not found]     ` <20160427164230.GB11617-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-27 16:50       ` [PATCH V1 for-next 0/2] Add support for reporting LSO capabilities Christoph Lameter
2016-04-27 17:09       ` Leon Romanovsky
     [not found]         ` <20160427170903.GA11554-2ukJVAZIZ/Y@public.gmane.org>
2016-04-27 17:14           ` Jason Gunthorpe
     [not found]             ` <20160427171451.GA17172-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-04-27 17:35               ` Leon Romanovsky
2016-04-28  7:57               ` Matan Barak

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