From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Tom Tucker
<tom-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>,
linux-rdma <linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [RFC] [PATCH 5/22 v2] [for 2.6.36] rdma/cm: update port reservation to support AF_IB
Date: Fri, 26 Mar 2010 18:44:40 -0600 [thread overview]
Message-ID: <20100327004440.GE9769@obsidianresearch.com> (raw)
In-Reply-To: <0F1BE18DBBF74165AEA2B3283B01F338-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
On Fri, Mar 26, 2010 at 05:11:04PM -0700, Sean Hefty wrote:
> >Actually, the port space doesn't matter when specifying a multicast group. So,
> >I can't think of any real advantage to supporting AF_IB/PS_TCP.
>
> Okay - I found one advantage - fewer changes. :b
Lol!
> I've started adding RDMA_PS_IB. But the rdma_cm code uses the port space to
> select between UD or RC operation, so additional changes are needed.
> (I'm doing
Gross, way too overloaded...
How does UD operation work with the SID anyhow?
> them now rather than deferring them, since it affects the user to kernel
> interface.) Since PS IB is not sufficient, I'm adding the qp_type as a
> parameter into rdma_create_id, for that purpose instead. (This change is only
> to the kernel API.)
So where does ai_qp_type get stuffed in user space?
Jason
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next prev parent reply other threads:[~2010-03-27 0:44 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-23 17:48 [RFC] [PATCH 0/22] [for 2.6.36] rdma/cm: add support for native IB addressing Sean Hefty
[not found] ` <2F3826558E79459EAD2A457A604221C1-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-23 17:52 ` [RFC] [PATCH 1/22] [for 2.6.36] rdma/cm: define native IB address Sean Hefty
2010-03-23 17:54 ` [RFC] [PATCH 2/22] [for 2.6.36] rdma/cm: fix handling of ipv6 addressing in cma_use_port Sean Hefty
2010-03-23 17:55 ` [RFC] [PATCH 3/22] [for 2.6.36] rdma/cm: include AF_IB in loopback and any address checks Sean Hefty
2010-03-23 17:57 ` [RFC] [PATCH 4/22] [for 2.6.36] ib/addr: add AF_IB support to ip_addr_size Sean Hefty
2010-03-23 17:59 ` [RFC] [PATCH 5/22] [for 2.6.36] rdma/cm: update port reservation to support AF_IB Sean Hefty
[not found] ` <012F7D9E5E97445E9100EF170212AEE7-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-25 19:05 ` [RFC] [PATCH 5/22 v2] " Sean Hefty
[not found] ` <7451BD1514874F3E987E55040776EECC-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-25 20:29 ` Jason Gunthorpe
[not found] ` <20100325202924.GO29129-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2010-03-25 21:00 ` Sean Hefty
[not found] ` <AC26D518E7AE4BE6BA3BDFC11480F8DB-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-25 22:04 ` Jason Gunthorpe
[not found] ` <20100325220435.GP29129-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2010-03-25 22:40 ` Sean Hefty
[not found] ` <C70579E21917462C89AAEAE3C225A58B-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-25 23:43 ` Jason Gunthorpe
2010-03-26 3:56 ` Sean Hefty
[not found] ` <FD7DFBFAF86D4EA99F82836CBCA8AB33-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-26 4:08 ` Jason Gunthorpe
[not found] ` <20100326040809.GD9769-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2010-03-26 16:06 ` Sean Hefty
[not found] ` <57287E48AAAD47A4BD50719B889F4596-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-26 17:17 ` Sean Hefty
[not found] ` <350558935FCC47B6A5ABA8402109746C-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-26 17:20 ` Jason Gunthorpe
[not found] ` <20100326172057.GR29129-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2010-03-26 17:23 ` Sean Hefty
2010-03-27 0:11 ` Sean Hefty
[not found] ` <0F1BE18DBBF74165AEA2B3283B01F338-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-27 0:44 ` Jason Gunthorpe [this message]
[not found] ` <20100327004440.GE9769-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2010-03-27 1:01 ` Sean Hefty
2010-03-23 18:01 ` [RFC] [PATCH 6/22] [for 2.6.36] rdma/cm: Allow user to specify AF_IB when binding Sean Hefty
2010-03-23 18:03 ` [RFC] [PATCH 7/22] [for 2.6.36] rdma/cm: do not modify sa_family when setting loopback address Sean Hefty
2010-03-23 18:04 ` [RFC] [PATCH 8/22] [for 2.6.36] rdma/cm: restrict AF_IB loopback to binding to IB devices only Sean Hefty
2010-03-23 18:06 ` [RFC] [PATCH 9/22] [for 2.6.36] rdma/cm: add support for AF_IB to rdma_resolve_addr Sean Hefty
2010-03-23 18:07 ` [RFC] [PATCH 10/22] [for 2.6.36] rdma/cm: add support for AF_IB to cma_get_service_id Sean Hefty
2010-03-23 18:08 ` [RFC] [PATCH 11/22] [for 2.6.36] rdma/cm: fixup white space Sean Hefty
2010-03-23 18:11 ` [RFC] [PATCH 12/22] [for 2.6.36] rdma/cm: expose private data when using AF_IB Sean Hefty
2010-03-23 18:12 ` [RFC] [PATCH 13/22] [for 2.6.36] rdma/cm: only listen on IB devices " Sean Hefty
2010-03-23 18:14 ` [RFC] [PATCH 14/22] [for 2.6.36] rdma/ucm: support querying for AF_IB addresses Sean Hefty
2010-03-23 18:16 ` [RFC] [PATCH 15/22] [for 2.6.36] ib/sa: export function to pack a path record into wire format Sean Hefty
2010-03-23 18:18 ` [RFC] [PATCH 16/22] [for 2.6.36] rdma/ucm: support querying when IB paths are not reversible Sean Hefty
2010-03-23 18:20 ` [RFC] [PATCH 17/22] [for 2.6.36] rdma/cm: export cma_get_service_id Sean Hefty
2010-03-23 18:23 ` [RFC] [PATCH 18/22] [for 2.6.36] rdma/ucm: add ability to query GID addresses Sean Hefty
2010-03-23 18:25 ` [RFC] [PATCH 19/22] [for 2.6.36] rdma/ucm: name changes to indicate only IP addresses supported Sean Hefty
2010-03-23 18:27 ` [RFC] [PATCH 20/22] [for 2.6.36] rdma/ucm: allow user space to bind to AF_IB Sean Hefty
2010-03-23 18:28 ` [RFC] [PATCH 21/22] [for 2.6.36] rdma/ucm: allow user space to pass AF_IB into resolve Sean Hefty
2010-03-23 18:30 ` [RFC] [PATCH 22/22] [for 2.6.36] rdma/ucm: allow user space to specify AF_IB when joining multicast Sean Hefty
[not found] ` <48F1FC4C2F114E928EB38D690091185E-Zpru7NauK7drdx17CPfAsdBPR1lH4CV8@public.gmane.org>
2010-03-25 19:08 ` [RFC] [PATCH 22/22 v2] " Sean Hefty
2010-03-23 19:22 ` [RFC] [PATCH 0/22] [for 2.6.36] rdma/cm: add support for native IB addressing Sean Hefty
2010-03-26 17:33 ` Sean Hefty
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