diff --git a/[refs] b/[refs]
index 7efcb2067bcf..9b401a57f55e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9046e401e752dba784805a7818f99cc45a39cbff
+refs/heads/master: 9e78a13bfb1640c058fde9dabfd386b942539018
diff --git a/trunk/arch/s390/mm/mmap.c b/trunk/arch/s390/mm/mmap.c
index 5578740ab9c9..89eff9e7b0b5 100644
--- a/trunk/arch/s390/mm/mmap.c
+++ b/trunk/arch/s390/mm/mmap.c
@@ -42,9 +42,9 @@ static unsigned long stack_maxrandom_size(void)
 /*
  * Top of mmap area (just below the process stack).
  *
- * Leave an at least ~128 MB hole.
+ * Leave at least a ~32 MB hole.
  */
-#define MIN_GAP (128*1024*1024)
+#define MIN_GAP (32*1024*1024)
 #define MAX_GAP (STACK_TOP/6*5)
 
 static inline unsigned long mmap_base(void)