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Groups > linux.kernel > #1721010

[PATCH] IB/rxe: constify vm_operations_struct

From Arvind Yadav <arvind.yadav.cs@gmail.com>
Newsgroups linux.kernel
Subject [PATCH] IB/rxe: constify vm_operations_struct
Date 2017-08-28 06:40 +0200
Message-ID <ujk09-Su-7@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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vm_operations_struct are not supposed to change at runtime.
vm_area_struct structure working with const vm_operations_struct.
So mark the non-const vm_operations_struct structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 drivers/infiniband/sw/rxe/rxe_mmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/sw/rxe/rxe_mmap.c b/drivers/infiniband/sw/rxe/rxe_mmap.c
index bd812e0..d22431e 100644
--- a/drivers/infiniband/sw/rxe/rxe_mmap.c
+++ b/drivers/infiniband/sw/rxe/rxe_mmap.c
@@ -76,7 +76,7 @@ static void rxe_vma_close(struct vm_area_struct *vma)
 	kref_put(&ip->ref, rxe_mmap_release);
 }
 
-static struct vm_operations_struct rxe_vm_ops = {
+static const struct vm_operations_struct rxe_vm_ops = {
 	.open = rxe_vma_open,
 	.close = rxe_vma_close,
 };
-- 
1.9.1

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[PATCH] IB/rxe: constify vm_operations_struct Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-08-28 06:40 +0200
  Re: [PATCH] IB/rxe: constify vm_operations_struct Doug Ledford <dledford@redhat.com> - 2017-08-29 01:20 +0200

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