From: Tina Zhang <tina.zhang@intel.com>
Date: Fri, 27 Oct 2023 00:05:25 +0000 (+0800)
Subject: mm: Deprecate pasid field
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1fa05c932dc71c474da38e4fd0456131128f8486;p=linux.git

mm: Deprecate pasid field

Drop the pasid field, as all the information needed for sva domain
management has been moved to the newly added iommu_mm field.

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@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/20231027000525.1278806-7-tina.zhang@intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---

diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 0b4314fab4787..ec71c91e210ba 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -940,7 +940,6 @@ struct mm_struct {
 		struct work_struct async_put_work;
 
 #ifdef CONFIG_IOMMU_MM_DATA
-		u32 pasid;
 		struct iommu_mm_data *iommu_mm;
 #endif
 #ifdef CONFIG_KSM
diff --git a/mm/init-mm.c b/mm/init-mm.c
index c52dc2740a3de..24c8093792745 100644
--- a/mm/init-mm.c
+++ b/mm/init-mm.c
@@ -44,9 +44,6 @@ struct mm_struct init_mm = {
 #endif
 	.user_ns	= &init_user_ns,
 	.cpu_bitmap	= CPU_BITS_NONE,
-#ifdef CONFIG_IOMMU_MM_DATA
-	.pasid		= IOMMU_PASID_INVALID,
-#endif
 	INIT_MM_CONTEXT(init_mm)
 };