linux-kernel - [RFC PATCH 6/6] mm: Deprecate pasid field

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Date:   Fri,  7 Jul 2023 09:34:41 +0800
From:   Tina Zhang <tina.zhang@...el.com>
To:     Jason Gunthorpe <jgg@...pe.ca>, Kevin Tian <kevin.tian@...el.com>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        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: [RFC PATCH 6/6] 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>
---
 mm/init-mm.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/mm/init-mm.c b/mm/init-mm.c
index c43b7d0347312..50824dd5a949a 100644
--- a/mm/init-mm.c
+++ b/mm/init-mm.c
@@ -43,7 +43,6 @@ struct mm_struct init_mm = {
 	.user_ns	= &init_user_ns,
 	.cpu_bitmap	= CPU_BITS_NONE,
 #ifdef CONFIG_IOMMU_SVA
-	.pasid		= IOMMU_PASID_INVALID,
 	.iommu_mm       = &default_iommu_mm,
 #endif
 	INIT_MM_CONTEXT(init_mm)
-- 
2.34.1