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From: Christoph Raisch <RAISCH@de.ibm.com>
To: Or Gerlitz <ogerlitz@voltaire.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
	OF-General <general@lists.openfabrics.org>,
	Joachim Fenkes <FENKES@de.ibm.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linuxppc-dev@ozlabs.org, Roland Dreier <rdreier@cisco.com>,
	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 17:02:23 +0100	[thread overview]
Message-ID: <OF2694B462.1504C1FC-ONC12573AF.0056AAC0-C12573AF.0056F862@de.ibm.com> (raw)
In-Reply-To: <475FD0A1.3090304@voltaire.com>

Or Gerlitz <ogerlitz@voltaire.com> wrote on 12.12.2007 13:14:25:

> 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?

Roland,
what is your suggestion here?

We could implement both versions Or is proposing, but having both
at the same time sound like overkill.

Christoph R.


  reply	other threads:[~2007-12-12 15:52 UTC|newest]

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

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