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From: Roland Dreier <rdreier@cisco.com>
To: Joachim Fenkes <fenkes@de.ibm.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	OF-EWG <ewg@lists.openfabrics.org>,
	LinuxPPC-Dev <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: [PATCH 02/12] IB/ehca: Add 1 is not longer needed because of firmware interface change
Date: Wed, 12 Sep 2007 13:21:54 -0700	[thread overview]
Message-ID: <adaodg7ocrh.fsf@cisco.com> (raw)
In-Reply-To: <200709111529.07935.fenkes@de.ibm.com> (Joachim Fenkes's message of "Tue, 11 Sep 2007 15:29:07 +0200")

What happens if someone runs the new driver with older firmware?  Or
what if someone upgrades the firmware without updating the driver?

 - R.

WARNING: multiple messages have this Message-ID (diff)
From: Roland Dreier <rdreier@cisco.com>
To: Joachim Fenkes <fenkes@de.ibm.com>
Cc: "LinuxPPC-Dev" <linuxppc-dev@ozlabs.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"OF-General" <general@lists.openfabrics.org>,
	Roland Dreier <rolandd@cisco.com>,
	"OF-EWG" <ewg@lists.openfabrics.org>,
	"Hoang-Nam Nguyen" <hnguyen@de.ibm.com>,
	Christoph Raisch <raisch@de.ibm.com>,
	Stefan Roscher <stefan.roscher@de.ibm.com>
Subject: Re: [PATCH 02/12] IB/ehca: Add 1 is not longer needed because of firmware interface change
Date: Wed, 12 Sep 2007 13:21:54 -0700	[thread overview]
Message-ID: <adaodg7ocrh.fsf@cisco.com> (raw)
In-Reply-To: <200709111529.07935.fenkes@de.ibm.com> (Joachim Fenkes's message of "Tue, 11 Sep 2007 15:29:07 +0200")

What happens if someone runs the new driver with older firmware?  Or
what if someone upgrades the firmware without updating the driver?

 - R.

  reply	other threads:[~2007-09-12 20:22 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-09-11 13:18 [PATCH 00/12] IB/ehca: New features and fixes for 2.6.24 Joachim Fenkes
2007-09-11 13:18 ` Joachim Fenkes
2007-09-11 13:26 ` [PATCH 01/12] IB/ehca: Small QP userspace support Joachim Fenkes
2007-09-11 13:26   ` Joachim Fenkes
2007-09-11 13:29 ` [PATCH 02/12] IB/ehca: Add 1 is not longer needed because of firmware interface change Joachim Fenkes
2007-09-11 13:29   ` Joachim Fenkes
2007-09-12 20:21   ` Roland Dreier [this message]
2007-09-12 20:21     ` Roland Dreier
2007-09-14 13:48     ` Joachim Fenkes
2007-09-14 13:48       ` Joachim Fenkes
2007-09-14 16:05       ` Roland Dreier
2007-09-14 16:05         ` Roland Dreier
2007-09-11 13:29 ` [PATCH 03/12] IB/ehca: Support more than 4k QPs for userspace and kernelspace Joachim Fenkes
2007-09-11 13:29   ` Joachim Fenkes
2007-09-11 13:31 ` [PATCH 04/12] IB/ehca: Use remap_4k_pfn() to map firmware contexts to user space Joachim Fenkes
2007-09-11 13:31   ` Joachim Fenkes
2007-09-11 13:31 ` [PATCH 05/12] IB/ehca: Refactor hvcall tracing Joachim Fenkes
2007-09-11 13:31   ` Joachim Fenkes
2007-09-11 13:32 ` [PATCH 06/12] IB/ehca: Print return codes as signed decimal integers Joachim Fenkes
2007-09-11 13:32   ` Joachim Fenkes
2007-09-11 13:32 ` [PATCH 07/12] IB/ehca: ehca_gen_warn() should always print Joachim Fenkes
2007-09-11 13:32   ` Joachim Fenkes
2007-09-11 13:33 ` [PATCH 08/12] IB/ehca: Replace get_paca()->paca_index by the more portable smp_processor_id() Joachim Fenkes
2007-09-11 13:33   ` Joachim Fenkes
2007-09-11 14:51   ` Nathan Lynch
2007-09-11 14:51     ` Nathan Lynch
2007-09-12 14:42     ` Joachim Fenkes
2007-09-12 14:42       ` Joachim Fenkes
2007-09-12 14:44   ` [PATCH 08/12] IB/ehca: Replace get_paca()->paca_index by the more portable raw_smp_processor_id() Joachim Fenkes
2007-09-12 14:44     ` Joachim Fenkes
2007-09-11 13:33 ` [PATCH 09/12] IB/ehca: Add check for max #SGE to create_qp() Joachim Fenkes
2007-09-11 13:33   ` Joachim Fenkes
2007-09-11 13:34 ` [PATCH 10/12] IB/ehca: Path migration support Joachim Fenkes
2007-09-11 13:34   ` Joachim Fenkes
2007-09-11 13:34 ` [PATCH 11/12] IB/ehca: Serialize MR alloc and MR free hvCalls Joachim Fenkes
2007-09-11 13:34   ` Joachim Fenkes
2007-09-11 13:35 ` [PATCH 12/12] IB/ehca: Bump version number and change its format Joachim Fenkes
2007-09-11 13:35   ` Joachim Fenkes

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