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Message-Id: <20230827084401.819852-6-tina.zhang@intel.com>
Date: Sun, 27 Aug 2023 16:44:01 +0800
From: Tina Zhang <tina.zhang@...el.com>
To: Jason Gunthorpe <jgg@...pe.ca>, Kevin Tian <kevin.tian@...el.com>,
Lu Baolu <baolu.lu@...ux.intel.com>,
Michael Shavit <mshavit@...gle.com>
Cc: iommu@...ts.linux.dev, linux-kernel@...r.kernel.org,
Tina Zhang <tina.zhang@...el.com>
Subject: [PATCH v2 5/5] 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.
Signed-off-by: Tina Zhang <tina.zhang@...el.com>
---
include/linux/mm_types.h | 1 -
mm/init-mm.c | 3 ---
2 files changed, 4 deletions(-)
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 3fd65b7537f0e..6cb5cc53c4803 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -808,7 +808,6 @@ struct mm_struct {
struct work_struct async_put_work;
#ifdef CONFIG_IOMMU_SVA
- 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 efa97b57acfd8..69719291463ed 100644
--- a/mm/init-mm.c
+++ b/mm/init-mm.c
@@ -42,9 +42,6 @@ struct mm_struct init_mm = {
#endif
.user_ns = &init_user_ns,
.cpu_bitmap = CPU_BITS_NONE,
-#ifdef CONFIG_IOMMU_SVA
- .pasid = IOMMU_PASID_INVALID,
-#endif
INIT_MM_CONTEXT(init_mm)
};
--
2.34.1
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