From: Hal Rosenstock <hal-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
To: "Hefty, Sean" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
Kleber Sacilotto de Souza
<klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
"linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"cascardo-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org"
<cascardo-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>,
"brking-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org"
<brking-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Subject: Re: [PATCH] IB: fix task hanging on error recovery
Date: Mon, 05 Nov 2012 14:15:16 -0500 [thread overview]
Message-ID: <50981044.3010901@dev.mellanox.co.il> (raw)
In-Reply-To: <1828884A29C6694DAF28B7E6B8A8237346AC5B9F-P5GAC/sN6hmkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
On 11/5/2012 1:21 PM, Hefty, Sean wrote:
>>> drivers/infiniband/core/ucm.c | 2 +-
>>> drivers/infiniband/core/ucma.c | 2 +-
>>
>> On these files, as far as I understand this code from quick looking, I'm
>> not sure on what
>> exactly the completion objects protects, Sean?
>
> These protect against the caller trying to destroy an object that is in use. For example, it handles the case where the user calls 'connect' on a given context, then calls 'destroy' on that same context from another thread.
>
> We shouldn't need to deal with any timeouts at this level.
I believe there's some lower level issue which needs to be found and
fixed where some driver is not returning the completions for some reason.
-- Hal
>
> - Sean
> --
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next prev parent reply other threads:[~2012-11-05 19:15 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-19 21:58 [PATCH] IB: fix task hanging on error recovery Kleber Sacilotto de Souza
[not found] ` <1350683896-3928-1-git-send-email-klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2012-10-30 13:04 ` Kleber Sacilotto de Souza
2012-11-01 15:12 ` Or Gerlitz
[not found] ` <50929160.1000109-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2012-11-01 15:30 ` Hal Rosenstock
[not found] ` <509295B1.6050209-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2012-11-01 17:53 ` Kleber Sacilotto de Souza
[not found] ` <5092B733.9090901-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2012-11-02 13:24 ` Hal Rosenstock
2012-11-05 18:21 ` Hefty, Sean
[not found] ` <1828884A29C6694DAF28B7E6B8A8237346AC5B9F-P5GAC/sN6hmkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2012-11-05 18:38 ` Or Gerlitz
2012-11-05 19:15 ` Hal Rosenstock [this message]
[not found] ` <50981044.3010901-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2012-11-05 20:54 ` Kleber Sacilotto de Souza
[not found] ` <CAJZOPZKEqAT2KPSiwagccdVOCEqssKRPdVh94DdqkuNhXsJxYg@mail.gmail.com>
[not found] ` <CAJZOPZKEqAT2KPSiwagccdVOCEqssKRPdVh94DdqkuNhXsJxYg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-11-06 5:30 ` Or Gerlitz
[not found] ` <CAJZOPZKL-C6HPzhDPidLjPaWqEc+PbitzBU05-UASN75Xkh0Pw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-11-06 10:58 ` Kleber Sacilotto de Souza
[not found] ` <5098ED70.4010900-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2012-11-06 17:44 ` Or Gerlitz
[not found] ` <CAJZOPZ+_-VTOA45MY5rS=tNK8MYK1Kc0ssGrrV3xOUd0=w97Yg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-11-06 17:45 ` Or Gerlitz
2012-11-05 17:51 ` Roland Dreier
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