Messages in this thread Patch in this message | | | From | Will Deacon <> | Subject | [RFC PATCH 8/8] mm: Mark 'info' field of 'struct vm_fault' as 'const' | Date | Thu, 14 Jan 2021 17:59:34 +0000 |
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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@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Will Deacon <will@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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