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From: Kleber Sacilotto de Souza <klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
To: Or Gerlitz <or.gerlitz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Hal Rosenstock
	<hal-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>,
	"Hefty,
	Sean" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@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: Tue, 06 Nov 2012 08:58:56 -0200	[thread overview]
Message-ID: <5098ED70.4010900@linux.vnet.ibm.com> (raw)
In-Reply-To: <CAJZOPZKL-C6HPzhDPidLjPaWqEc+PbitzBU05-UASN75Xkh0Pw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>

On 11/06/2012 03:30 AM, Or Gerlitz wrote:
>> On Mon, Nov 5, 2012 at 9:54 PM, Kleber Sacilotto de Souza
>> <klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org> wrote:
>>>
>>> The driver is not returning the completions because during EEH (Extended
>>> Error Handling) recovery on powerpc systems the PCI slot is frozen, and
>>> we are not going to receive any interrupt from the adapter until we
>>> remove it completely and reset it.
>>>
> maybe, but per Sean's comment this possible problem is irrelevant for ucm/ucma
>
During my tests I've seen the wait_for_completion() call hanging on
different parts of the code, but not on ucm/ucma. So would it be OK to
change the other calls and leave the ucm/ucma as it is?

Thank you.

-- 
Kleber Sacilotto de Souza
IBM Linux Technology Center

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  parent reply	other threads:[~2012-11-06 10:58 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
     [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 [this message]
     [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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