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From: Or Gerlitz <ogerlitz@voltaire.com>
To: Joachim Fenkes <FENKES@de.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>, Roland Dreier <rdreier@cisco.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linuxppc-dev@ozlabs.org, Christoph Raisch <raisch@de.ibm.com>,
	OF-General <general@lists.openfabrics.org>,
	Stefan Roscher <stefan.roscher@de.ibm.com>
Subject: Re: [ewg] Re: [PATCH] IB/ehca: Serialize HCA-related hCalls on POWER5
Date: Wed, 12 Dec 2007 14:14:25 +0200	[thread overview]
Message-ID: <475FD0A1.3090304@voltaire.com> (raw)
In-Reply-To: <OFD9564F75.44193623-ONC12573AE.002EA542-C12573AE.002F5FBC@de.ibm.com>

Joachim Fenkes wrote:
> Roland Dreier <rdreier@cisco.com> wrote on 10.12.2007 22:47:37:

>> It's an optional device feature, so this should be OK
>> (although the iSER driver currently seems to depend on a device
>> supporting FMRs, which is probably going to be a problem with iWARP
>> support in the future anyway).

> I don't feel very well with removing code from the driver that iSER seems 
> to depend on. Are there plans to fix this in iSER?

What is the fix you suggest, to add a device query that tells you for 
which verbs the documentation does not apply? or enhance the code of the 
  map_phys_fmr verb within the ehca driver to return error if called 
from non-sleepable context?

Or.

WARNING: multiple messages have this Message-ID (diff)
From: Or Gerlitz <ogerlitz@voltaire.com>
To: Joachim Fenkes <FENKES@de.ibm.com>
Cc: Roland Dreier <rdreier@cisco.com>, Arnd Bergmann <arnd@arndb.de>,
	LKML <linux-kernel@vger.kernel.org>,
	linuxppc-dev@ozlabs.org, Christoph Raisch <raisch@de.ibm.com>,
	OF-General <general@lists.openfabrics.org>,
	Stefan Roscher <stefan.roscher@de.ibm.com>
Subject: Re: [ewg] Re: [PATCH] IB/ehca: Serialize HCA-related hCalls on POWER5
Date: Wed, 12 Dec 2007 14:14:25 +0200	[thread overview]
Message-ID: <475FD0A1.3090304@voltaire.com> (raw)
In-Reply-To: <OFD9564F75.44193623-ONC12573AE.002EA542-C12573AE.002F5FBC@de.ibm.com>

Joachim Fenkes wrote:
> Roland Dreier <rdreier@cisco.com> wrote on 10.12.2007 22:47:37:

>> It's an optional device feature, so this should be OK
>> (although the iSER driver currently seems to depend on a device
>> supporting FMRs, which is probably going to be a problem with iWARP
>> support in the future anyway).

> I don't feel very well with removing code from the driver that iSER seems 
> to depend on. Are there plans to fix this in iSER?

What is the fix you suggest, to add a device query that tells you for 
which verbs the documentation does not apply? or enhance the code of the 
  map_phys_fmr verb within the ehca driver to return error if called 
from non-sleepable context?

Or.


  reply	other threads:[~2007-12-12 12:26 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-06 15:07 [PATCH] IB/ehca: Serialize HCA-related hCalls on POWER5 Joachim Fenkes
2007-12-06 15:07 ` Joachim Fenkes
2007-12-06 15:48 ` Arnd Bergmann
2007-12-06 15:48   ` Arnd Bergmann
2007-12-06 18:27   ` Roland Dreier
2007-12-06 18:27     ` Roland Dreier
2007-12-07  9:58     ` Arnd Bergmann
2007-12-07  9:58       ` Arnd Bergmann
2007-12-09 23:22       ` Roland Dreier
2007-12-09 23:22         ` Roland Dreier
2007-12-10 17:41         ` Joachim Fenkes
2007-12-10 17:41           ` Joachim Fenkes
2007-12-10 21:47           ` Roland Dreier
2007-12-10 21:47             ` Roland Dreier
2007-12-11  8:38             ` Joachim Fenkes
2007-12-11  8:38               ` Joachim Fenkes
2007-12-12 12:14               ` Or Gerlitz [this message]
2007-12-12 12:14                 ` [ewg] " Or Gerlitz
2007-12-12 16:02                 ` Christoph Raisch
2007-12-12 16:02                   ` Christoph Raisch
2007-12-12 19:09                 ` Roland Dreier
2007-12-12 19:09                   ` Roland Dreier
2007-12-13  8:30                   ` Or Gerlitz
2007-12-13  8:30                     ` Or Gerlitz
2007-12-13 19:22                     ` [ofa-general] " Caitlin Bestler
2007-12-13 19:22                       ` Caitlin Bestler
2007-12-13 20:59                       ` Joachim Fenkes
2007-12-13 20:59                         ` Joachim Fenkes
2007-12-13 21:08                         ` Caitlin Bestler
2007-12-13 21:08                           ` Caitlin Bestler
2007-12-13 21:35                           ` Joachim Fenkes
2007-12-13 21:35                             ` Joachim Fenkes
2007-12-13 21:48                           ` [ofa-general] Re: [ewg] Re: [PATCH] IB/ehca: SerializeHCA-related " Sean Hefty
2007-12-13 21:48                             ` Sean Hefty
2007-12-07 16:25     ` [PATCH] IB/ehca: Serialize HCA-related " Joachim Fenkes
2007-12-07 16:25       ` Joachim Fenkes

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