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Message-Id: <20231018050640.24936-6-tina.zhang@intel.com>
Date: Wed, 18 Oct 2023 13:06:40 +0800
From: Tina Zhang <tina.zhang@...el.com>
To: iommu@...ts.linux.dev, linux-kernel@...r.kernel.org
Cc: David Woodhouse <dwmw2@...radead.org>,
Lu Baolu <baolu.lu@...ux.intel.com>,
Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
Robin Murphy <robin.murphy@....com>,
Jason Gunthorpe <jgg@...pe.ca>,
Kevin Tian <kevin.tian@...el.com>,
Nicolin Chen <nicolinc@...dia.com>,
Michael Shavit <mshavit@...gle.com>,
Vasant Hegde <vasant.hegde@....com>,
Tina Zhang <tina.zhang@...el.com>,
Jason Gunthorpe <jgg@...dia.com>
Subject: [PATCH v9 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.
Reviewed-by: Lu Baolu <baolu.lu@...ux.intel.com>
Reviewed-by: Vasant Hegde <vasant.hegde@....com>
Reviewed-by: Jason Gunthorpe <jgg@...dia.com>
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 9f4efed85f74..37f049c4b059 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -883,7 +883,6 @@ 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 cfd367822cdd..24c809379274 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_SVA
- .pasid = IOMMU_PASID_INVALID,
-#endif
INIT_MM_CONTEXT(init_mm)
};
--
2.39.3
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