From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Tom Talpey <tom-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
Cc: Parav Pandit <parav-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
Bart Van Assche
<Bart.VanAssche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org>,
"leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org"
<leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
"dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org"
<dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Idan Burstein <idanb-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Subject: Re: [PATCH rdma-next 0/3] Support out of order data placement
Date: Tue, 13 Jun 2017 13:17:04 -0600 [thread overview]
Message-ID: <20170613191704.GA17727@obsidianresearch.com> (raw)
In-Reply-To: <fb11f261-b80b-f71a-8076-204706267798-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
On Mon, Jun 12, 2017 at 09:30:05PM -0400, Tom Talpey wrote:
> >>Again, I'd be a lot less concerned if non-strict were the default, and strict
> >>mode was negotiated. It's all just so upside-down.
> >
> >In IB spec, in-order delivery is default.
>
> I don't agree. Requests are sent in-order, and the responder
> processes them in-order, but the bytes thenselves are not
> guaranteed to appear in-order. Additionally, if retries occur,
> this is most definitely not the case.
+1
And again, if message ordering and table 79 are unchanged in this new
mode it is still fully conformant to the IBTA (and again, I don't see
how the transmitter can change behavior and not break table 79)
Jason
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next prev parent reply other threads:[~2017-06-13 19:17 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-12 6:49 [PATCH rdma-next 0/3] Support out of order data placement Leon Romanovsky
[not found] ` <20170612064918.12510-1-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2017-06-12 6:49 ` [PATCH rdma-next 1/3] IB/core: Expose out of order data placement capability Leon Romanovsky
2017-06-12 6:49 ` [PATCH rdma-next 2/3] IB/uverbs: Enable user space programs to use out of order placement Leon Romanovsky
2017-06-12 6:49 ` [PATCH rdma-next 3/3] IB/mlx5: Support out of order data placement Leon Romanovsky
2017-06-12 15:28 ` [PATCH rdma-next 0/3] " Bart Van Assche
[not found] ` <1497281280.2770.1.camel-Sjgp3cTcYWE@public.gmane.org>
2017-06-12 16:19 ` Parav Pandit
[not found] ` <VI1PR0502MB3008478FC7C70D1F398FE2B2D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 16:29 ` Jason Gunthorpe
[not found] ` <20170612162917.GA11993-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 16:42 ` Parav Pandit
[not found] ` <VI1PR0502MB3008EA451DA9ECEBECE27362D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 16:43 ` Jason Gunthorpe
[not found] ` <20170612164343.GA12435-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 16:53 ` Parav Pandit
[not found] ` <VI1PR0502MB300831A1560531E67B29589DD1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 16:55 ` Jason Gunthorpe
[not found] ` <20170612165536.GB12435-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 17:11 ` Parav Pandit
[not found] ` <VI1PR0502MB30089EDC828A142338B1EE06D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 17:14 ` Jason Gunthorpe
[not found] ` <20170612171436.GA12739-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 17:28 ` Parav Pandit
[not found] ` <VI1PR0502MB3008304F8465C19ACCFF3D68D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 17:32 ` Jason Gunthorpe
[not found] ` <20170612173221.GA13302-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 17:46 ` Parav Pandit
[not found] ` <VI1PR0502MB30081FD74492E97043F45BD8D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 17:51 ` Jason Gunthorpe
2017-06-12 21:09 ` Tom Talpey
[not found] ` <6747e257-67b0-a364-be21-04f73ef82ffe-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-06-12 21:32 ` Parav Pandit
[not found] ` <VI1PR0502MB30080B672B80836FF0A328DCD1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 21:41 ` Jason Gunthorpe
[not found] ` <20170612214135.GB30578-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 21:59 ` Parav Pandit
[not found] ` <VI1PR0502MB30087762738A4E02A1DA24D0D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 22:07 ` Jason Gunthorpe
[not found] ` <20170612220730.GA32510-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 22:16 ` Parav Pandit
[not found] ` <VI1PR0502MB30088258D7BADC83B0609F38D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 22:21 ` Jason Gunthorpe
2017-06-12 22:19 ` Tom Talpey
[not found] ` <475e1873-e842-ecb9-d260-34777da57e51-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-06-12 22:54 ` Parav Pandit
[not found] ` <VI1PR0502MB3008B7FE60CAB3BD49907A1BD1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 23:44 ` Tom Talpey
[not found] ` <d3a436a0-9ace-b11a-2e4c-387fc575877e-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-06-12 23:59 ` Parav Pandit
[not found] ` <VI1PR0502MB3008E04612EED6BC83F37115D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-13 0:11 ` Tom Talpey
[not found] ` <fbdcf05b-ccd8-bd9c-c9c8-86f373303250-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-06-13 0:36 ` Parav Pandit
[not found] ` <VI1PR0502MB30089271EB542493AA58060CD1C20-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-13 1:30 ` Tom Talpey
[not found] ` <fb11f261-b80b-f71a-8076-204706267798-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-06-13 19:17 ` Jason Gunthorpe [this message]
2017-06-23 16:03 ` Parav Pandit
2017-07-19 5:33 ` Parav Pandit
[not found] ` <VI1PR0502MB3008D488FEE8A7104A7B0A7CD1A60-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-07-19 17:12 ` Jason Gunthorpe
[not found] ` <20170719171211.GB25714-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-07-20 15:06 ` Parav Pandit
2017-07-22 2:29 ` Tom Talpey
[not found] ` <142c2fed-baa5-1295-1458-be765c94b957-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-07-22 4:50 ` Parav Pandit
[not found] ` <VI1PR0502MB300886ED1B5B1363B55F53F0D1A50-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-07-22 5:03 ` Tom Talpey
[not found] ` <e5cee768-586c-516a-6056-ea4a44f89134-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-07-22 5:32 ` Parav Pandit
[not found] ` <VI1PR0502MB30089915EB792CD20CA9D179D1A50-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-07-22 14:51 ` Tom Talpey
[not found] ` <4444a96a-c1e6-ad33-204a-680982e19bfe-CLs1Zie5N5HQT0dZR+AlfA@public.gmane.org>
2017-07-22 15:11 ` Parav Pandit
2017-07-22 16:09 ` Jason Gunthorpe
[not found] ` <20170722160939.GA30007-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-07-22 17:32 ` Parav Pandit
[not found] ` <VI1PR0502MB3008E483BB36F944C2E212ACD1A50-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-07-22 21:27 ` Jason Gunthorpe
[not found] ` <20170722212706.GA14714-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-08-01 18:14 ` Parav Pandit
[not found] ` <VI1PR0502MB300871C35E1CC06EB378D6C8D1B30-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-08-01 19:00 ` Jason Gunthorpe
[not found] ` <20170801190052.GA31205-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-08-01 22:06 ` Parav Pandit
[not found] ` <VI1PR0502MB3008D65E9568764C4A781230D1B30-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-08-01 23:37 ` Jason Gunthorpe
[not found] ` <20170801233754.GB10239-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-08-02 0:30 ` Parav Pandit
[not found] ` <VI1PR0502MB300860BDA4E6BD0B10F5DB1ED1B00-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-08-02 2:48 ` Jason Gunthorpe
2017-06-27 9:47 ` Sagi Grimberg
2017-06-12 16:29 ` Bart Van Assche
[not found] ` <1497284956.2770.8.camel-Sjgp3cTcYWE@public.gmane.org>
2017-06-12 16:51 ` Parav Pandit
2017-06-12 17:18 ` Steve Wise
2017-06-12 17:37 ` Parav Pandit
[not found] ` <VI1PR0502MB3008CE85A4F274886B74DF2BD1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 19:06 ` Dennis Dalessandro
[not found] ` <3fa7a4b5-5c19-8c6a-d78b-93219a9be888-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2017-06-12 19:19 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB142A9B-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2017-06-12 20:14 ` Parav Pandit
[not found] ` <VI1PR0502MB300885A1DD676E1649CDB268D1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 20:35 ` Dennis Dalessandro
[not found] ` <b5279c09-027f-e374-ffde-7f236c52322c-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2017-06-12 20:46 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB142BEC-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2017-06-12 20:57 ` Steve Wise
2017-06-12 21:02 ` Jason Gunthorpe
[not found] ` <20170612210259.GA25652-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 21:18 ` Steve Wise
2017-06-12 21:22 ` Jason Gunthorpe
2017-06-12 21:53 ` Parav Pandit
[not found] ` <VI1PR0502MB30082486BC3B1669FE48764ED1CD0-o1MPJYiShExKsLr+rGaxW8DSnupUy6xnnBOFsp37pqbUKgpGm//BTAC/G2K4zDHf@public.gmane.org>
2017-06-12 21:57 ` Jason Gunthorpe
[not found] ` <20170612215741.GA31693-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-06-12 22:00 ` Parav Pandit
2017-06-13 5:29 ` Leon Romanovsky
2017-06-12 20:41 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A82373AB142BC8-P5GAC/sN6hkd3b2yrw5b5LfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2017-06-12 21:25 ` Parav Pandit
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