From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Hal Rosenstock <hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Ira Weiny <weiny2-i2BcT+NCU+M@public.gmane.org>,
"Hefty,
Sean" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
"linux-rdma
(linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org)"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"ofw-ZwoEplunGu1OwGhvXhtEPSCwEArCW2h5@public.gmane.org"
<ofw-ZwoEplunGu1OwGhvXhtEPSCwEArCW2h5@public.gmane.org>
Subject: Re: ib-diags: compatability issue with ibstat
Date: Fri, 23 Sep 2011 10:57:58 -0600 [thread overview]
Message-ID: <20110923165758.GM28454@obsidianresearch.com> (raw)
In-Reply-To: <CAKzyTsw8TKFNPS8QFgjag7XZ77cu=OzofAuAKTr_DQmkPTsogw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Fri, Sep 23, 2011 at 08:57:12AM -0400, Hal Rosenstock wrote:
> > Technically umad already needs to use verbs on Linux because that is
> > the only way to get the subnet timeout value that is needed to compute
> > the MAD RPC timeout. Currently umad ignores this part of IBA ...
>
> Determining the MAD timeout is more complicated than this. Subnet
> timeout is insufficient (so you would need more than just this from
> verbs - things that would not be part of verbs) if this mechanism were
> to be made compliant rather than a configurable timeout as it is now.
I didn't have any problem with this in python-rdma. The only wonky bit
was that verbs was needed for subnet timeout because it isn't in
sysfs. Everything else went according to the spec.
Jason
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next prev parent reply other threads:[~2011-09-23 16:57 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-21 19:06 ib-diags: compatability issue with ibstat Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A8237316E66F5B-P5GAC/sN6hmkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2011-09-21 22:13 ` Ira Weiny
[not found] ` <20110921151349.140d95f6.weiny2-i2BcT+NCU+M@public.gmane.org>
2011-09-21 22:23 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A8237316E6723E-P5GAC/sN6hmkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2011-09-21 22:32 ` Ira Weiny
[not found] ` <20110921153254.06c77ebc.weiny2-i2BcT+NCU+M@public.gmane.org>
2011-09-21 22:35 ` Jason Gunthorpe
[not found] ` <20110921223546.GI28454-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2011-09-23 12:57 ` Hal Rosenstock
[not found] ` <CAKzyTsw8TKFNPS8QFgjag7XZ77cu=OzofAuAKTr_DQmkPTsogw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-09-23 16:57 ` Jason Gunthorpe [this message]
[not found] ` <20110923165758.GM28454-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2011-09-23 17:31 ` Hal Rosenstock
[not found] ` <4E7CC268.4000909-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2011-09-23 17:55 ` Jason Gunthorpe
[not found] ` <20110923175542.GN28454-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2011-09-23 18:01 ` Hal Rosenstock
[not found] ` <4E7CC98E.5050408-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2011-09-23 18:22 ` Jason Gunthorpe
2011-09-22 0:14 ` Ira Weiny
[not found] ` <20110921171408.4e4087c8.weiny2-i2BcT+NCU+M@public.gmane.org>
2011-09-23 13:13 ` [ofw] " Hal Rosenstock
2011-09-23 16:15 ` Hefty, Sean
2011-09-23 13:28 ` [ofw] " Hal Rosenstock
[not found] ` <CAKzyTsyH0rop69rTGUW_+kgfohyN-XiCLV4JsO9NLzyH9KpQAA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-09-23 13:45 ` Hal Rosenstock
[not found] ` <CAKzyTszJ8qbPMYgMFhAzkJVnGmgetggSU7BYN+1RxrVB3tBYqA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-09-23 16:21 ` Hefty, Sean
2011-09-23 16:33 ` Hal Rosenstock
2011-09-23 16:38 ` Hal Rosenstock
2011-09-23 16:40 ` [ofw] " Hefty, Sean
2011-09-23 16:44 ` Hal Rosenstock
[not found] ` <CAKzyTswr6EMFPn1fBNujP1Lgb8b6MEcJ1uPbVqEt_nE1Er7dPw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-09-23 17:15 ` [ofw] " Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A8237316E677A9-P5GAC/sN6hmkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2011-09-26 6:19 ` Ira Weiny
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