diff options
Diffstat (limited to 'mm/util.c')
| -rw-r--r-- | mm/util.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/util.c b/mm/util.c index eaf63fc2c92f..96da2d7c076c 100644 --- a/mm/util.c +++ b/mm/util.c @@ -387,7 +387,10 @@ struct address_space *page_mapping(struct page *page) { struct address_space *mapping = page->mapping; - VM_BUG_ON(PageSlab(page)); + /* This happens if someone calls flush_dcache_page on slab page */ + if (unlikely(PageSlab(page))) + return NULL; + if (unlikely(PageSwapCache(page))) { swp_entry_t entry; |