Messages in this thread Patch in this message | | | Subject | [PATCH] mm: Elide a warning when casting void* -> enum | Date | Thu, 27 Feb 2020 13:17:41 -0800 | From | Palmer Dabbelt <> |
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From: Palmer Dabbelt <palmerdabbelt@google.com>
I recently build the RISC-V port with LLVM trunk, which has introduced a new warning when casting from a pointer to an enum of a smaller size. This patch simply casts to a long in the middle to stop the warning. I'd be surprised this is the only one in the kernel, but it's the only one I saw.
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com> --- mm/rmap.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/rmap.c b/mm/rmap.c index b3e381919835..b15e9edde2ac 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -1376,7 +1376,7 @@ static bool try_to_unmap_one(struct page *page, struct vm_area_struct *vma, struct page *subpage; bool ret = true; struct mmu_notifier_range range; - enum ttu_flags flags = (enum ttu_flags)arg; + enum ttu_flags flags = (enum ttu_flags)(long)arg; /* munlock has nothing to gain from examining un-locked vmas */ if ((flags & TTU_MUNLOCK) && !(vma->vm_flags & VM_LOCKED)) -- 2.25.1.481.gfbce0eb801-goog
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