diff --git a/[refs] b/[refs]
index a8f071c6a321..9a20fb246475 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8da3430d8a7f885c2bf65121181d76c9d290a86e
+refs/heads/master: 3b1d92c56514987010bb0201b5c71aeb633fc4f8
diff --git a/trunk/mm/page_alloc.c b/trunk/mm/page_alloc.c
index f564717d22f3..542fc088ff50 100644
--- a/trunk/mm/page_alloc.c
+++ b/trunk/mm/page_alloc.c
@@ -3199,7 +3199,8 @@ int min_free_kbytes_sysctl_handler(ctl_table *table, int write,
 	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
 {
 	proc_dointvec(table, write, file, buffer, length, ppos);
-	setup_per_zone_pages_min();
+	if (write)
+		setup_per_zone_pages_min();
 	return 0;
 }