From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Eli Cohen <eli-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
Cc: Jeff Squyres <jsquyres-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: RDMAoE verbs questions
Date: Mon, 30 Nov 2009 10:21:05 -0700 [thread overview]
Message-ID: <20091130172104.GN1966@obsidianresearch.com> (raw)
In-Reply-To: <20091130133406.GA32123@mtls03>
On Mon, Nov 30, 2009 at 03:34:06PM +0200, Eli Cohen wrote:
> If we change struct ibv_port_attr transport field from enum to uint8,
> we eliminate binary compatibility problems. That's because the previous
> filed is aligned to 16 bits address so that leaves us 16 bits more.
Dealing with ABI compatability is a different issue, this new scheme
is API incompatible due to the change in semantics for existing values.
Please look at my message regarding using multiple devices, perhaps
you can improve on that general idea.
Jason
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next prev parent reply other threads:[~2009-11-30 17:21 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-24 23:23 RDMAoE verbs questions Jeff Squyres
[not found] ` <209ECE49-3AB9-4E62-B825-54E474321FA6-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-11-25 0:11 ` Jason Gunthorpe
[not found] ` <20091125001136.GP6188-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-11-25 2:12 ` Jeff Squyres
[not found] ` <DD0B6BCA-5892-4CA9-8F5D-87C6CC1189DC-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-11-25 4:52 ` Jason Gunthorpe
[not found] ` <20091125045244.GJ1966-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-11-25 9:53 ` Pavel Shamis (Pasha)
[not found] ` <4B0CFEAB.70304-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2009-11-25 17:44 ` Jason Gunthorpe
2009-11-25 12:01 ` Jeff Squyres
2009-11-25 14:04 ` Tziporet Koren
[not found] ` <4B0D3982.2040408-VPRAkNaXOzVS1MOuV/RT9w@public.gmane.org>
2009-11-25 14:30 ` Jeff Squyres
[not found] ` <7127F20E-2307-492D-B929-A6ACA5A74D14-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-11-25 14:41 ` Eli Cohen
2009-11-25 17:39 ` Jason Gunthorpe
[not found] ` <20091125173917.GK1966-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-12-01 20:58 ` Christoph Lameter
2009-11-30 13:34 ` Eli Cohen
2009-11-30 14:03 ` Jeff Squyres
[not found] ` <5A90523D-56AE-4675-AA39-B6876FB32999-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-12-01 14:28 ` Eli Cohen
2009-12-01 21:00 ` Christoph Lameter
2009-11-30 17:21 ` Jason Gunthorpe [this message]
2009-11-30 18:50 ` Roland Dreier
[not found] ` <adaiqcrx2xx.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2009-11-30 19:03 ` Jason Gunthorpe
[not found] ` <20091130190345.GV6188-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-12-05 4:03 ` Roland Dreier
[not found] ` <ada1vjaukx8.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2009-12-05 4:16 ` Jason Gunthorpe
2009-12-07 17:25 ` Eli Cohen
2009-12-09 19:06 ` Roland Dreier
[not found] ` <adak4wwrmpq.fsf-BjVyx320WGW9gfZ95n9DRSW4+XlvGpQz@public.gmane.org>
2009-12-09 21:48 ` Jason Gunthorpe
[not found] ` <20091209214843.GM6188-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-12-09 22:31 ` Eli Cohen
2009-11-30 20:01 ` Todd Rimmer
[not found] ` <5AEC2602AE03EB46BFC16C6B9B200DA81691763FEA-e4KNYiSEog6Xx9kJd3VG2h2eb7JE58TQ@public.gmane.org>
2009-12-01 16:46 ` Eli Cohen
2009-12-01 14:42 ` Eli Cohen
2009-11-25 7:25 ` Or Gerlitz
[not found] ` <4B0CDBEC.1030203-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2009-11-25 11:52 ` Jeff Squyres
[not found] ` <10904370-1D66-4013-BB3F-0F4B5EE581EE-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>
2009-11-25 14:59 ` Or Gerlitz
[not found] ` <4B0D4660.5060701-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2009-11-25 20:13 ` Pavel Shamis (Pasha)
[not found] ` <4B0D8FD2.9000702-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2009-11-26 7:26 ` Or Gerlitz
[not found] ` <4B0E2DA7.7060809-smomgflXvOZWk0Htik3J/w@public.gmane.org>
2009-11-26 9:00 ` Pavel Shamis (Pasha)
[not found] ` <4B0E43BA.6070700-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2009-11-26 11:16 ` Or Gerlitz
2009-11-30 13:54 ` Jeff Squyres
2009-12-02 12:12 ` Eli Cohen
[not found] <F57121538EA0C94F86018DDD40ADA1D101A4E9A6@mtiexch01.mti.com>
[not found] ` <2ED289D4E09FBD4D92D911E869B97FDD01CBE494@mtlexch01.mtl.com>
[not found] ` <2ED289D4E09FBD4D92D911E869B97FDD01CBE494-ia22CT07NJfiMCgWhms8HQC/G2K4zDHf@public.gmane.org>
2009-12-01 16:22 ` Liran Liss
[not found] ` <2ED289D4E09FBD4D92D911E869B97FDD01D0D6F9-ia22CT07NJfiMCgWhms8HQC/G2K4zDHf@public.gmane.org>
2009-12-01 16:27 ` Sean Hefty
[not found] ` <44B4931AF8354AF3BABCCA052150D2BA-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2009-12-01 17:00 ` Liran Liss
[not found] ` <2ED289D4E09FBD4D92D911E869B97FDD01D0D792-ia22CT07NJfiMCgWhms8HQC/G2K4zDHf@public.gmane.org>
2009-12-02 8:08 ` Or Gerlitz
[not found] ` <000001ca732d$1f99b4d0$5ecd1e70$@com>
2009-12-02 10:49 ` Liran Liss
2009-12-02 10:59 ` Or Gerlitz
2009-12-01 17:46 ` Jason Gunthorpe
[not found] ` <20091201174604.GO1966-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-12-02 10:38 ` Liran Liss
[not found] ` <2ED289D4E09FBD4D92D911E869B97FDD01D647E2-ia22CT07NJfiMCgWhms8HQC/G2K4zDHf@public.gmane.org>
2009-12-02 17:33 ` Jason Gunthorpe
[not found] ` <20091202173314.GP1966-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2009-12-03 18:26 ` Liran Liss
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