X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=mm%2Fhugetlb.c;h=a301c2d672bf5246f1ec4bf709374b3b78489189;hb=ba9086a6df1ea8bb2bbed7a92f14bfddc10fb8a7;hp=eaab9ef88e9db994b82f91d82a5669448a3964f2;hpb=d92bbc2719bd2be237ee336113b63492a6baca3b;p=linux-2.6-microblaze.git

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index eaab9ef88e9d..a301c2d672bf 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -19,6 +19,7 @@
 #include <linux/memblock.h>
 #include <linux/sysfs.h>
 #include <linux/slab.h>
+#include <linux/sched/mm.h>
 #include <linux/mmdebug.h>
 #include <linux/sched/signal.h>
 #include <linux/rmap.h>
@@ -1040,10 +1041,16 @@ static void enqueue_huge_page(struct hstate *h, struct page *page)
 static struct page *dequeue_huge_page_node_exact(struct hstate *h, int nid)
 {
 	struct page *page;
+	bool nocma = !!(current->flags & PF_MEMALLOC_NOCMA);
+
+	list_for_each_entry(page, &h->hugepage_freelists[nid], lru) {
+		if (nocma && is_migrate_cma_page(page))
+			continue;
 
-	list_for_each_entry(page, &h->hugepage_freelists[nid], lru)
 		if (!PageHWPoison(page))
 			break;
+	}
+
 	/*
 	 * if 'non-isolated free hugepage' not found on the list,
 	 * the allocation fails.
@@ -1935,7 +1942,7 @@ out_unlock:
 	return page;
 }
 
-struct page *alloc_migrate_huge_page(struct hstate *h, gfp_t gfp_mask,
+static struct page *alloc_migrate_huge_page(struct hstate *h, gfp_t gfp_mask,
 				     int nid, nodemask_t *nmask)
 {
 	struct page *page;