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-rw-r--r--mm/slab.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/slab.c b/mm/slab.c
index 752c5570f2f6..e6ef9bd52335 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1456,7 +1456,14 @@ static void *kmem_getpages(struct kmem_cache *cachep, gfp_t flags, int nodeid)
int i;
flags |= cachep->gfpflags;
+#ifndef CONFIG_MMU
+ /* nommu uses slab's for process anonymous memory allocations, so
+ * requires __GFP_COMP to properly refcount higher order allocations"
+ */
+ page = alloc_pages_node(nodeid, (flags | __GFP_COMP), cachep->gfporder);
+#else
page = alloc_pages_node(nodeid, flags, cachep->gfporder);
+#endif
if (!page)
return NULL;
addr = page_address(page);