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Darwish" , Reinette Chatre Subject: Re: [patch 08/39] genirq/msi: Provide msi_domain_ops::post_free() Message-ID: References: <20221111120501.026511281@linutronix.de> <20221111122014.063153448@linutronix.de> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221111122014.063153448@linutronix.de> X-ClientProxiedBy: YT1PR01CA0062.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:2e::31) To LV2PR12MB5869.namprd12.prod.outlook.com (2603:10b6:408:176::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV2PR12MB5869:EE_|DM4PR12MB6664:EE_ X-MS-Office365-Filtering-Correlation-Id: 6e61b754-a15a-4f81-8c8f-08dac7fa4468 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:LV2PR12MB5869.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230022)(4636009)(346002)(376002)(39860400002)(136003)(396003)(366004)(451199015)(36756003)(38100700002)(86362001)(2616005)(186003)(6506007)(2906002)(6512007)(83380400001)(26005)(7416002)(478600001)(41300700001)(54906003)(6486002)(8936002)(4744005)(316002)(66556008)(5660300002)(66946007)(4326008)(6916009)(66476007)(8676002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?IXqcr1pjooDqwl4AQEmv0tWG3SUo+hP2McIxvikssaH4rLKZnB2e2oMQX14c?= =?us-ascii?Q?wbIoXsGBEeTzJdcThTFLuJk5JJ1keCqqawAQjsQSQPqopn8IAgIlBpNQzTf/?= =?us-ascii?Q?tNzZVu2bL4E2Xi+bUl3JetfevWk2tLNKOudPSOJjRFcC3Y7EzL2n2U8KZC9d?= =?us-ascii?Q?dBPsibpVELdOLWkXe7A7R9s6+cUYeNI31/MEdTr8Bl1R8MkNFfJiQ7cvoU+P?= =?us-ascii?Q?51CG6gfSJTOww558P7mjOjpnIp7Va1Ty8AxCnTRrS2TiS3xZviOQuLN5hjYz?= =?us-ascii?Q?+nozzltKN8Fdc/0Q0NZZyAaFRNhwnN95qa4w2LASpYC3NlCYPyjVhrLOD/GX?= =?us-ascii?Q?jcs3JEzqjK7JfnEXXX0igUYccR9w2IYLIW8ECvSpxkiPcNw9uUN8RFllViJj?= =?us-ascii?Q?X1uIM92v2BYGeHWRrrf0mVLgxxwBY8ugYlU8lNM86VDP4lLEc++yKcrnhjmG?= =?us-ascii?Q?vkTu9Jrw1WL/E+O9Kq0JFf987UkQg24TKAz+UlU0R9fTnzZl3fCMnWD1sBAh?= =?us-ascii?Q?A41/pLgVt8JwNLkMoZVPlmspTj+Q+Jc6V9Op78bjXJ3QLbpBw2/KSbuh+pzy?= =?us-ascii?Q?10p2QC0T5anu2et8gSYSHBNQJnBd5IJN/mFWGntyHFVwgWpHccvlBOcIPJj3?= =?us-ascii?Q?/zTYtKBXD2eTnyjQqgxrQfNKAD+HFe1P6cx4pJ0RF3Ahc8tvF/3bkx8/782Q?= =?us-ascii?Q?VC3v5N5f/TKI9q61AOthdbIk3sTfTZIlMDbwwVtzVnNoZeTQE81LGRwajqpe?= =?us-ascii?Q?ludk9RrRYbshoTEwwo2zGKj4g+qjSIBPvohOC1AwsWwrcLbFfCvgeoTCipN7?= =?us-ascii?Q?qABUlkA6mLbVdUy9ZFyf9AFSZfXDI2UiWDuYkQxMW0Ki2PqZZNNfvPUBhkmz?= =?us-ascii?Q?Tdg2o3689hPINY2w5AqZKHq560GtlJQpHCFCPADv4j1IfZWBXIvRoGpLEGNW?= =?us-ascii?Q?xhkG5PDhPs4beVX5CH1uX63l15OrjNhZr/y9E0U8n07SFlUzQ3O7XlESXfOe?= =?us-ascii?Q?4P5LaxlfNJKSDn04gAKQ5/iJOAWBbGyibK6BfK+0MJn9Pw4alpQf2HwvDH+9?= =?us-ascii?Q?v0TGl8+ODg8KxsPYHvEHiuGJJbjUZIUZthID9dbeIMs8qGXzAWyyUcGUL66Y?= =?us-ascii?Q?RudwDPE8nsdCkyJOUv23AnOYWjt4NQRmj8jjQoiwD8tX7PlHR9uJ87rOXxcw?= =?us-ascii?Q?AiseZTX/WGb7WDHpYQ/vPw8o97qxXpDlj487Swz8VARpjFjo9t/BKnII+jYB?= =?us-ascii?Q?+HVtWjZ/8TcoGRPGVnf76wivNPwxDRHtQDjw8/9UVornc9jn2qC+8OJe6ZQC?= =?us-ascii?Q?6khhpbC7X6xtxBWvQisGNKi2czRI5zp18OeBd2aqFDZ50tMAdHzEu94FyN2Y?= =?us-ascii?Q?VvTPvmAFX6mGaxygB6p1w/vOz7pTMFfkG5pdq6y8oVHvIq0aL2/7UUSs9Ol8?= =?us-ascii?Q?yqiYMpfHy1tI1tQonZxdFbS3G/cPkSb3PipTSoZbHtJ/Jxr6Cw7vtKHhfS4g?= =?us-ascii?Q?M6wIjgHkSfRIoJz8QcC1+0cy25zQq0NWxrW/INBjQa7RKOnTwGy+29nMb/mM?= =?us-ascii?Q?Z4KA0LJZy645rVxfFbersOSNm2QZHRVcjkhGCyHQ?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6e61b754-a15a-4f81-8c8f-08dac7fa4468 X-MS-Exchange-CrossTenant-AuthSource: LV2PR12MB5869.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Nov 2022 17:44:53.2612 (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: 72tg/xoJvo16ebe4ZNy0PEO7nWUjxKbnvGCDtTHXwjG74PmZI2Y4MmV+uGW4LC29 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB6664 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 11, 2022 at 02:54:27PM +0100, Thomas Gleixner wrote: > To prepare for removing the exposure of __msi_domain_free_irqs() provide a > post_free() callback in the MSI domain ops which can be used to solve > the problem of the only user of __msi_domain_free_irqs() in arch/powerpc. > > Signed-off-by: Thomas Gleixner > --- > include/linux/msi.h | 4 ++++ > kernel/irq/msi.c | 2 ++ > 2 files changed, 6 insertions(+) Make sense, but I do wonder why PPC needs this ordering.. 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Darwish" , Jon Mason , linuxppc-dev@lists.ozlabs.org, Alex Williamson , Bjorn Helgaas , Dan Williams , Reinette Chatre , Greg Kroah-Hartman , LKML , Marc Zyngier , Logan Gunthorpe Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Nov 11, 2022 at 02:54:27PM +0100, Thomas Gleixner wrote: > To prepare for removing the exposure of __msi_domain_free_irqs() provide a > post_free() callback in the MSI domain ops which can be used to solve > the problem of the only user of __msi_domain_free_irqs() in arch/powerpc. > > Signed-off-by: Thomas Gleixner > --- > include/linux/msi.h | 4 ++++ > kernel/irq/msi.c | 2 ++ > 2 files changed, 6 insertions(+) Make sense, but I do wonder why PPC needs this ordering.. Reviewed-by: Jason Gunthorpe Jason