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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?TqKOH29n7ctZfUU7QogBUmJr6izI9Jft9BYlChqBvfU43AhouK9cr2ABLlTm?= =?us-ascii?Q?bXU19NWj2hz1IhQiF/RAS6RjYOf819sPQkxy7Qm3Hc5lEQysegF3a9pmqnOo?= =?us-ascii?Q?eMAFjii3bbp8XJoLL36VrJElb/7mYvograLb26AeY6uJ8Gsax337uTUF1zdJ?= =?us-ascii?Q?3UeHuV3QJOL9HaYXNAB95zfLsHN8jS2Fbegm/81XYMrnIRuVfDrokVK6yEHD?= =?us-ascii?Q?HoPoD6P/5Z1KJe+WitGjnC1BYVNJfgWCBgPhb/e/9h2/H96T2cP3G7MH0IVZ?= =?us-ascii?Q?+59yd2R4+aD2KYcMyRhnWJrdGjlBNRZIN1x7vdNK63g6cEMXn+4E7Zsv0wHa?= =?us-ascii?Q?uMr25ddU8/0rHZubYMqM/5jK6UkzePT9klVnUWluidYVHwZwqMPBmPAr6j5p?= =?us-ascii?Q?5RlnDMRFCXZcTvXaJCd0sKK84kBieeqveUw2w4qcajzuLBoFN5pKN7O9ihMh?= =?us-ascii?Q?/92NU7XugAfKfWImN8th9Ww1LVD0tX6eiZ08Z2jXtyyFnjXw6BcHOILUo0NH?= =?us-ascii?Q?pLrR3iQ5rlKlD7sI11Kwh42XYTu5/nZxR7Up9c5PTP20BL/lgF5zh6Nme7Rx?= =?us-ascii?Q?5qId00TEoKTDZuN7BvHpWoR5NETCBX/BYaKHFEXasCtYiDww+ylfZfPg9d4R?= =?us-ascii?Q?19/DPT92W2cFY0hL+pEieqbUOoM7mrGFYqverjaKyJYi8kynjTgaWsR+vNjj?= =?us-ascii?Q?bYKFN/B8m5/jkbd106ICHxZicfrLWAcNyrsTcP9bIxQCWE8WEjifHm6N0ocU?= =?us-ascii?Q?3g9LI8Krka9iRxRbzdKppQS+1QXScDQmJ8GME08cziAiL3ODuQRm0BHj2g/Y?= =?us-ascii?Q?16UeFIF42pjyNJ2OO5ib2HDIG/1XxnnzD446nUTrv4IPbz0HMfl3p/0Ig3E9?= =?us-ascii?Q?lnKFYeFt10yXZigGijrKVUTYbPIiuPqR/gsKsCT1LRKVrguu6vL8WpXadxHP?= =?us-ascii?Q?OJF+2kVnqSPY4DQoWk2tcd+lxuRFZWgpZU5GXZtB68m5ccoDO6Zvs2EfklcE?= =?us-ascii?Q?YCnc2ofN3mugnuYvk0b9dAdOnG0cK++tU72vqaKG2Qa4yE553mj9MHh3L8+Y?= =?us-ascii?Q?rhKx0ZuSlF8rHItOKFyrd6zM89hjTrEm14sQU3y1iisLGE8G/Gmzk0h3S0rP?= =?us-ascii?Q?sniij5fJKaImxIbCNq08+MTIKH2SDMHMldEBuw54miZ+QmEvCo6ExgKUtrrM?= =?us-ascii?Q?4HLc6Q6WAail+OOSA8IYvYgO15HObUQ3ib/SrZvk1eSGqnSlogV20mzk5W6e?= =?us-ascii?Q?Jjpybu7dVvXWOi4OsUmZos7ErqD9ZZuNKZuYS17Vk44hFp5GohnKOt6ANFVl?= =?us-ascii?Q?ORIb+MYslbiQatPKEXqUj29toPJabd7c4bzIWGSTCtD0EH1GyV0LGQk+dRWl?= =?us-ascii?Q?ZWAl8p36VqrP5ZUKZi1k5gaQA99J8Larfz4YKiyZGjJ5qxnkSyrEBqZSV8wD?= =?us-ascii?Q?0cpjf/RkWbXpNbIIs5uF3fQGvzvySUePGBdRcXlJaseO7szaMlQGSaZ+KbTf?= =?us-ascii?Q?fO1DGyEWpzdPD8R4sfV2tQa5lTXYTdyLN73vV8u6w8Ko7mrZagQB5xuHiAQW?= =?us-ascii?Q?9o4z37+NDx8CXAaILCZudoN60BdhlDfikBxDmreZf9xbh1PEzdol0oSfbxdh?= =?us-ascii?Q?Exj+JXFBLLVtJk1QrGZEwSWSFDY45VwrmUIoRWhmVpl69WBCh6/jS3rKNZRs?= =?us-ascii?Q?BGVo1Zn/8YENJ/UbXYmUXXGY9FEuXoXz3Nl7bGtfGgwe8PIq?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6ee03e45-1435-4b76-c1c7-08df036f5db8 X-MS-Exchange-CrossTenant-AuthSource: LV8PR12MB9620.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Aug 2026 12:41:36.2065 (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: GXiBawmjU7RbWgl9RSIhG8ogy0ubjIfkLCQzSdvLtNBu7KTM5nte04hnsS8VJMHw X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4481 On Wed, Aug 26, 2026 at 09:44:20AM +0000, Mostafa Saleh wrote: > > > > reg = readl_relaxed(smmu->base + ARM_SMMU_IDR0); > > > > smmu->features |= smmu_idr0_features(reg); > > if (!(smmu->features & (ARM_SMMU_FEAT_TT_LE | ARM_SMMU_FEAT_TT_BE))) { > > dev_err(smmu->dev, "unknown/unsupported TT endianness!\n"); > > return -ENXIO; > > } > > > > vs > > > > reg = readl_relaxed(smmu->base + ARM_SMMU_IDR0); > > > > smmu->features |= smmu_idr0_features(reg); > > if (!(smmu->features & (ARM_SMMU_FEAT_TT_LE | ARM_SMMU_FEAT_TT_BE))) > > return -ENXIO; > > I am not sure I get this, the only difference is the printk? My point is there is alot of lines that only differ by a prinkt or something minor like that. > We can do more with that, but as discussed last time, I am worried that > re-defining structs using macros just makes things harder for > maintenance and more fragile to changes, causing build failures, > and mismatch in types between the 2 structs. It looks easy to build test with pkvm enabled in the build, I don't see an issue. It signficantly simplifies things going forward if we don't have to have these careful break ups and splits of everything that doesn't need it. I prefer to see pkvm use the driver code unmodified as much as possible, that will be easier to keep together long term, I think. Jason