From c8402871d54a8e00016e040c1b8f5d31e96fcd94 Mon Sep 17 00:00:00 2001 From: "Gustavo A. R. Silva" Date: Wed, 15 Nov 2017 17:38:45 -0800 Subject: [PATCH] mm/shmem.c: mark expected switch fall-through In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Link: http://lkml.kernel.org/r/20171020191058.GA24427@embeddedor.com Signed-off-by: Gustavo A. R. Silva Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/shmem.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/shmem.c b/mm/shmem.c index d6947d21f66c..ab22eaa2412e 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -4098,6 +4098,7 @@ bool shmem_huge_enabled(struct vm_area_struct *vma) if (i_size >= HPAGE_PMD_SIZE && i_size >> PAGE_SHIFT >= off) return true; + /* fall through */ case SHMEM_HUGE_ADVISE: /* TODO: implement fadvise() hints */ return (vma->vm_flags & VM_HUGEPAGE);