diff options
| author | Tina Zhang <tina.zhang@intel.com> | 2023-10-27 08:05:23 +0800 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2023-12-12 10:11:30 +0100 |
| commit | 541a3e257d48c16b77d19f39ed939ef5832046df (patch) | |
| tree | b2c8e79a1b47012bec4ef940931a68748eb7927e /include/linux/mm_types.h | |
| parent | 2396046d75d3c0b2cfead852a77efd023f8539dc (diff) | |
mm: Add structure to keep sva information
Introduce iommu_mm_data structure to keep sva information (pasid and the
related sva domains). Add iommu_mm pointer, pointing to an instance of
iommu_mm_data structure, to mm.
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Tina Zhang <tina.zhang@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20231027000525.1278806-5-tina.zhang@intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/mm_types.h')
| -rw-r--r-- | include/linux/mm_types.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 41f248608dd9..0b4314fab478 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -727,6 +727,7 @@ struct mm_cid { #endif struct kioctx_table; +struct iommu_mm_data; struct mm_struct { struct { /* @@ -940,6 +941,7 @@ struct mm_struct { #ifdef CONFIG_IOMMU_MM_DATA u32 pasid; + struct iommu_mm_data *iommu_mm; #endif #ifdef CONFIG_KSM /* |