1 files changed, 1 insertions, 0 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index c6ebd9f912ab..e006c57bda54 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -120,6 +120,7 @@ void __remove_from_page_cache(struct page *page)
        page->mapping = NULL;
        mapping->nrpages--;
        __dec_zone_page_state(page, NR_FILE_PAGES);
+        BUG_ON(page_mapped(page));
 }
 void remove_from_page_cache(struct page *page)

diff --git a/mm/filemap.c b/mm/filemap.c index c6ebd9f912ab..e006c57bda54 100644 --- a/mm/filemap.c +++ b/mm/filemap.c
@@ -120,6 +120,7 @@ void __remove_from_page_cache(struct page *page)
120	page->mapping = NULL;	120	page->mapping = NULL;
121	mapping->nrpages--;	121	mapping->nrpages--;
122	__dec_zone_page_state(page, NR_FILE_PAGES);	122	__dec_zone_page_state(page, NR_FILE_PAGES);
		123	BUG_ON(page_mapped(page));
123	}	124	}
124		125
125	void remove_from_page_cache(struct page *page)	126	void remove_from_page_cache(struct page *page)