X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=mm%2Fswap.c;h=bc2442a7b0eef63dedb08958b83c25a4d1afb518;hb=89a2fa5f2139be35e214bcf86a8291d6a1da75f2;hp=cbb48e721ab9f21fd56b380eed49c8c0e4a21031;hpb=bf785ee0aeea7a3e717cb1e11df4135b6cbde7da;p=linux-2.6-omap-h63xx.git

diff --git a/mm/swap.c b/mm/swap.c
index cbb48e721ab..bc2442a7b0e 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -174,6 +174,32 @@ void lru_add_drain(void)
 	put_cpu();
 }
 
+#ifdef CONFIG_NUMA
+static void lru_add_drain_per_cpu(void *dummy)
+{
+	lru_add_drain();
+}
+
+/*
+ * Returns 0 for success
+ */
+int lru_add_drain_all(void)
+{
+	return schedule_on_each_cpu(lru_add_drain_per_cpu, NULL);
+}
+
+#else
+
+/*
+ * Returns 0 for success
+ */
+int lru_add_drain_all(void)
+{
+	lru_add_drain();
+	return 0;
+}
+#endif
+
 /*
  * This path almost never happens for VM activity - pages are normally
  * freed via pagevecs.  But it gets used by networking.