Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Wed, 23 Nov 2022 12:58:23 -0400
From:   Jason Gunthorpe <jgg@nvidia.com>
To:     Thomas Gleixner <tglx@linutronix.de>
Cc:     LKML <linux-kernel@vger.kernel.org>, x86@kernel.org,
        Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
        linux-pci@vger.kernel.org, Bjorn Helgaas <bhelgaas@google.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Marc Zyngier <maz@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Dave Jiang <dave.jiang@intel.com>,
        Alex Williamson <alex.williamson@redhat.com>,
        Kevin Tian <kevin.tian@intel.com>,
        Dan Williams <dan.j.williams@intel.com>,
        Logan Gunthorpe <logang@deltatee.com>,
        Ashok Raj <ashok.raj@intel.com>, Jon Mason <jdmason@kudzu.us>,
        Allen Hubbe <allenbh@gmail.com>,
        "Ahmed S. Darwish" <darwi@linutronix.de>,
        Reinette Chatre <reinette.chatre@intel.com>
Subject: Re: [patch 19/33] genirq/msi: Provide msi_desc::msi_data
Message-ID: <Y35RLzzvXYRisIBX@nvidia.com>
References: <20221111133158.196269823@linutronix.de>
 <20221111135206.346985384@linutronix.de>
 <Y3U5xwujkZvI0TEN@nvidia.com>
 <871qpzkj9k.ffs@tglx>
 <Y3uzVJ/7ecL8DBK7@nvidia.com>
 <87bkp0hzai.ffs@tglx>
 <Y3wreJlD/7TsMCme@nvidia.com>
 <87k03mg1fc.ffs@tglx>
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <87k03mg1fc.ffs@tglx>
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?lHQDV6acKWNFdc/wkHel1UFO48eZT9CLlO4GvV+XlAGXvOc0EZT/CUafbIvS?=
 =?us-ascii?Q?xgYsM1C0vZZnZn7eVL62JypVHmotoBSuc4KR5G3rNiF0GGnURSQtB9EvQbp8?=
 =?us-ascii?Q?Q1aisO8pvmk60lu6msEhYqK3Qi3SrpQ5b8uEHDjpfHVI1+HtXKBwrXfkxB0Y?=
 =?us-ascii?Q?sASHCi+EFUEMoZaz+2T/n6YqkDZ0YmJTk5swUvat0neXMOj+thdz9e/V+TZp?=
 =?us-ascii?Q?gIe+PDEX0o5t1u+ETsSU4K37hgrUMhN1eESZQRMOJ5mNrMiJTFlYMtCt/wBQ?=
 =?us-ascii?Q?uIfKZ+KPgw4WH+crGHxAMB0WKBNJJRM+vNusC6Ae4w4m0EkmmIGxl5mnVr4D?=
 =?us-ascii?Q?gL+zxF/XBoxolVgql7baEPhFZJa2yESUQJKxqbEBFJUoLpXgFUAjq3Bae7GS?=
 =?us-ascii?Q?2f0MbQyTdbd2emoyRtIJftx3rG4xcHguI4NFxj2noCulRLr8SsJfcSU+wPX0?=
 =?us-ascii?Q?NEro/DDxORSnMYiQN32dh+5ae1BpdnNuHwiij5thGJOHrzBDmSJ3gak1Hq6o?=
 =?us-ascii?Q?jsfZAh20NVqn7ny0YVlrTHvT+X4tJjF8z4P0ua5bkCj7vzfegpWOixeNLO1T?=
 =?us-ascii?Q?CWnxdUX2hhr0nkWY7WBfqpMGXaUpyKEk04m5CUV2R92TExd7u4VdVrOKXVsw?=
 =?us-ascii?Q?aAdHsXzupM+lbkkjn9+d+dzCPvsAGYJq9hiDw/maTzcy2TTKj+A2XZ6RErBA?=
 =?us-ascii?Q?MOzdX0jCA1BprS6C0wnoQ0S1RtJMc5AG8j8rdMcIE+saeb9SgWljZAhraKRE?=
 =?us-ascii?Q?ZHd2sHzMnoYdz3hzVr5g+HllC0NxDPTmBmWe7ff2bnMQ+sz7enhNZi9Zi5dk?=
 =?us-ascii?Q?ljfcHIQtRrygnaPfvDORTFnSqjFjExMpTofU1Yy198VIrXnN6LCnYsf5kVMs?=
 =?us-ascii?Q?NsFAHoF1UwEbSq7/Gaqz6kWg8FFDLhmlYbjdgJ0dcJmdNzYUJCpS7/3oxFna?=
 =?us-ascii?Q?mayAI2VQ2Cxa+wRClgQZzaG/V/Gbx9MQXZpOceQISaow2sNpY36ivItV456l?=
 =?us-ascii?Q?rTl6FAyJ9FYvjwVuta6YPWahBfg7W6LKLglqnhSql/wVhOG9/0C5jdFmlIFb?=
 =?us-ascii?Q?ECfq1reldtvc03bBedhu8GNZIkOqkVbodmeCSTDR4KWZTzfNx3uHMPeamqd8?=
 =?us-ascii?Q?uETXmZ6e17IHdvXQZ7vWn+UED3BynmEKFizWNab3TTaCBKpOUJyO9W1zzHOm?=
 =?us-ascii?Q?M86qCCVlSYj5OUeDOE4cBZ4WdUMMEeDXV0TsaHW5VoRAVAWI+8c5YTDGL8WP?=
 =?us-ascii?Q?O2+tyubHh/AdXV2/o/kOpBDXOVcZUDjD8J8dXh/vdMzdNRWTus4k1uw0NHMR?=
 =?us-ascii?Q?27IuUxom5jCUzNbVSgKA0nGq0ASPfM4TtoFul/EMxo0hFvs2FQERwqsCOA8R?=
 =?us-ascii?Q?DGZxL1U6HjSuXWNAjV+wFhILNV4jRTAzZqDfZfhLdD6slMX3S4iqASlEii2G?=
 =?us-ascii?Q?fqtmdTUsd6TM8kACUPaYLdFEaYJDbCnu5VmwqHbBBk98BY98CopSDKpgF4rN?=
 =?us-ascii?Q?ClT4hvzpIs5oq0Exjl4HmmSrQ3EacloFLUlECgS+PLPDElDbxzOdMepvkUbd?=
 =?us-ascii?Q?4oqDFa2j5ShexCI3AJM=3D?=
X-OriginatorOrg: Nvidia.com
X-MS-Exchange-CrossTenant-Network-Message-Id: 0308d057-3d0a-49dd-f4b9-08dacd73eeff
X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Nov 2022 16:58:24.2124
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: nROVEFCdqp9Ht9f0o0Jo8Zt/sc59KjjeeazQQnpmkg9RYmYAhkZXsv6F8KTQoBLF
X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB7554
X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,
        DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO,
        RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE
        autolearn=no autolearn_force=no version=3.4.6
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
        lindbergh.monkeyblade.net
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tue, Nov 22, 2022 at 09:49:11PM +0100, Thomas Gleixner wrote:

> I guess we're nearing bike shed realm by now :) Let's pick one evil and
> see how it works out. Coccinelle is there to help us fixing it up when
> it turns out to be the wrong evil. :)

Sure, it is all changeable

I find your perspective on driver authors as the enemy quite
interesting :)

Jason