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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Oct 2024 05:36:00.2489 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ef277700-7429-49a8-e466-08dceda46add X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN3PEPF0000B072.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4129 This series aims to improve domain allocator and attach device code path. - Replace custom domain ID allocator with IDA allocator. - Improve protection domain data structure - Improve attach device code path and replace dev_data spinlock with mutex This series is on top of v6.12-rc3. This is also available at github : https://github.com/AMDESE/linux-iommu/tree/iommu_rework_attach_dev_v3 Changes from v2 -> v3: - Rebased on top of v6.12-rc3 - Added Reviewed-by tags - Updated patch description V2 : https://lore.kernel.org/linux-iommu/20240910065812.6091-1-vasant.hegde@amd.com/T/#t Changes from v1 -> v2: - Rebased on top of iommu/next - Minor fixes. V1 : https://lore.kernel.org/linux-iommu/20240828134317.6239-1-vasant.hegde@amd.com/T/#t -Vasant Vasant Hegde (10): iommu/amd: Use ida interface to manage protection domain ID iommu/amd: Remove protection_domain.dev_cnt variable iommu/amd: xarray to track protection_domain->iommu list iommu/amd: Remove unused amd_iommus variable iommu/amd: Do not detach devices in domain free path iommu/amd: Reduce domain lock scope in attach device path iommu/amd: Rearrange attach device code iommu/amd: Convert dev_data lock from spinlock to mutex iommu/amd: Reorder attach device code iommu/amd: Improve amd_iommu_release_device() drivers/iommu/amd/amd_iommu.h | 2 + drivers/iommu/amd/amd_iommu_types.h | 20 +- drivers/iommu/amd/init.c | 35 +-- drivers/iommu/amd/iommu.c | 349 +++++++++++++--------------- 4 files changed, 188 insertions(+), 218 deletions(-) -- 2.31.1