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Thu, 5 Sep 2024 13:10:19 -0700 Date: Thu, 5 Sep 2024 13:10:12 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , Joerg Roedel , , Robin Murphy , Will Deacon , Michael Shavit , , Ryan Roberts , Mostafa Saleh Subject: Re: [PATCH v3 0/9] Tidy some minor things in the stream table/cd table area Message-ID: References: <0-v3-9fef8cdc2ff6+150d1-smmuv3_tidy_jgg@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <0-v3-9fef8cdc2ff6+150d1-smmuv3_tidy_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00003AEB:EE_|CH3PR12MB8209:EE_ X-MS-Office365-Filtering-Correlation-Id: bde80922-03c5-49ec-4c4c-08dccde6d075 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|376014|82310400026; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?/w3oVEITJ6vSY3z2ClbVMiHnuv8pXq2a7VeCFseoxDGVe2GWo8XWIH1XQdsZ?= =?us-ascii?Q?ZzndPC9QhtgguHvJl7Or4J1mLSJo+qOPyB6Pu3KPvpsZUBKi+tzhmtop+Cv4?= =?us-ascii?Q?/z6On16CQgRy2H0KT/qoM2I/OuIUZzBjSVjaXKojHAbQ7HNcZOIyhdKqz+Ju?= =?us-ascii?Q?oWiRL646b3P56xbdxFLJ5ouvjuqGv2aamQRl2iVUGN0Amv7Rv8g6KI7NumFo?= =?us-ascii?Q?fbYaXVjokJZMeJ9SIUIAP+IxQqMU4+uQxgl739wBEDEMLBbNoGIkK4/PLan5?= =?us-ascii?Q?BO55vXkMyAljzxMS3dHB9+5MQ00cIF3ZektXxY6fw5l7hw38l2tlArtOub+u?= =?us-ascii?Q?nn/ruPNhtJo3Hvwols7TctRFfDLU7C7RVK5jME5Np8fRvBW0VysRXDEmrBbV?= =?us-ascii?Q?KBaq5y0ejolytG0o7vIZnZf77jTVzWH+MNKFkL5gkHz6prx/Y8WlVSFpV27U?= =?us-ascii?Q?+Wam/7d1AmjHmzIb/TrhLLqgwylO0nEkDrd4yHGEFZcYYzWyDPaZxuuDQoW6?= =?us-ascii?Q?7Fghn0cp5mYA+N10D9R3RNJ3u10J3rtpfBY4MWNNWeUyg+EH724jt6vaH2k5?= =?us-ascii?Q?mxwnjzfmY21fjBk1Nsm/I8GU59tdP+zS7Wabp0EcflBLwjI54DGeQHf/6PAT?= =?us-ascii?Q?yAeCkHSlq3l6z/fZF9nwgqrmYbPDkhTtqVDvV6EgLnzFyToZ6BCReRvpKa3C?= =?us-ascii?Q?TxipjTn+ecSPTBzafpJ2vjTRJSTjnoC5DbRSNmHj5jdwPdHfybD1h+JJt2Hd?= =?us-ascii?Q?1Xee0sOJacAmVFNgSwkOG+FH6r/Z/1IFtpieXhEKWiKVTuSpwRoApLaOHNVZ?= =?us-ascii?Q?WCdf7BavdG9T1X7vczoU0a7TZmZOdDCv5f94vSoVbibuNXJG1gcnu6pkqIxw?= =?us-ascii?Q?9stJmh5GkHHbMNhVqB9em78GhXC5UxYGSdUKn0+U5vKa5BkT2SJfgI0zWI98?= =?us-ascii?Q?LYnlkBc0CHm39Ag7Hg6TqvV8sYYhjpNFGW09SbAvPMy3pwbtxT3vaCo2do1B?= =?us-ascii?Q?tLJj93ppCDLSiGKAFmiqaSGvlsM06tBaclz0EphPkib2pfQuwYSiSZZ5pD5v?= =?us-ascii?Q?sqZ+Utt2wRA58fWb1srKjNHurDuFIyaNJMwyC7yKdw3sWhEZdYIgjr5rm8rU?= =?us-ascii?Q?cqkadsuYAKQFn6qOGVhJHydPcUWlQtEOi21yxNlX+3rMLFPWQ2yt+LsfuKYD?= =?us-ascii?Q?3FdlyYLyxplmY9vEq0xusKqEeSp9MsAVKibdg3H5ALI/ysLOHuIIX9b1N4nm?= =?us-ascii?Q?2UU8SFzi1WVpYqsINdCHzwHad+FMojmC37dtwQs/R868K22ci+C2OF0OJ+eV?= =?us-ascii?Q?eejbnYTkJ13IGQctcwqTh+TiMI9HPJyK5MxkwXbTPXw1D++EAIS+6z7DQCch?= =?us-ascii?Q?E7H+UXClWPGadTcMoaf0lU+4IK8JXI0s2zAUJkzYGkpwDfjM0EDMs66nSuvV?= =?us-ascii?Q?XirwvQkEUxIJRWGxYnpPS0I/TBhA6NnO?= X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(36860700013)(376014)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Sep 2024 20:10:40.2194 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: bde80922-03c5-49ec-4c4c-08dccde6d075 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00003AEB.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8209 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240905_131053_488712_288E8DD6 X-CRM114-Status: GOOD ( 18.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Aug 06, 2024 at 08:31:14PM -0300, Jason Gunthorpe wrote: > Will pointed out that two places referring to the CD/STE struct did not > get the new types. While auditing this code a few more oddities were > noticed. Based on a feedback from Mostafa and Nicolin a few more things > were fixed up too > > - Use types for all the HW structures everywhere even for the L1 > descriptors that are just a single 8 bytes. This helps with clarity of > what everthing is pointing at > - Use indexing helpers for the STE/CD two level calculations > - Use sizeof(struct X) instead of open coded math on constants. The sizeof > naturally follows the type of the related variable in almost all cases > - Remove redundant dma_addr_t's and save some memory > - Remove redundant devm usage > - Use the modern rbtree API > > Parts of this have been sitting in my tree for a while now, it grew a bit > since v1, but nothing is particularly profound here. Enough is merged now > that they can be cleanly based and are seperate from my other series. > > v3: > - Rebase to v6.11-rc2 > - Preserve the "2-level strtab only covers %u/%u bits of SID" without > change > - Vertically align some of the constants > - Use u32 for the type of the index and sid > - Fix missing * in le64_to_cpu() in interior patch > - Bring back accidently lost "Use the new rb tree helpers" patch I didn't exclusively test this series but it has been included in my nesting branch for a while. Considering 2-stage configurations and vSVA cases are involved during my testings, all my Tested-bys still stand. Thanks Nicolin