[RFC PATCH 8/8] mm: Mark 'info' field of 'struct vm_fault' as 'const'
Will Deacon
will at kernel.org
Thu Jan 14 12:59:34 EST 2021
The field is only ever read after being initialised, so mark it 'const'
before somebody tries to modify it again.
Cc: Kirill A. Shutemov <kirill.shutemov at linux.intel.com>
Cc: Linus Torvalds <torvalds at linux-foundation.org>
Signed-off-by: Will Deacon <will at kernel.org>
---
include/linux/mm.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c24dd17b32c5..b45a8e075f7f 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -521,7 +521,7 @@ struct vm_fault_info {
};
struct vm_fault {
- struct vm_fault_info info;
+ const struct vm_fault_info info;
unsigned int flags; /* FAULT_FLAG_xxx flags
* XXX: should be in vm_fault_info */
pmd_t *pmd; /* Pointer to pmd entry matching
--
2.30.0.284.gd98b1dd5eaa7-goog
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