mm: unexport page_init_poison

page_init_poison is only used in core MM code, so unexport it.

Link: https://lkml.kernel.org/r/20220207063446.1833404-1-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/debug.c b/mm/debug.c
index eeb7ea3ca29246d7149e8868853b9682f08dab82..bef329bf28f01aef04256db49f0790fcb65ea8d1 100644 (file)
--- a/mm/debug.c
+++ b/mm/debug.c
@@ -261,5 +261,4 @@ void page_init_poison(struct page *page, size_t size)
        if (page_init_poisoning)
                memset(page, PAGE_POISON_PATTERN, size);
 }
-EXPORT_SYMBOL_GPL(page_init_poison);
 #endif         /* CONFIG_DEBUG_VM */