mm: vmscan: reclaim order-0 and use compaction instead of lumpy reclaim

[mv-sheeva.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 57dac7022b63901f5e93527e3481c7e3051a5fa7..5a9d9059520b9fd36fb4049bef4e673a18a9cdd1 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -600,6 +600,13 @@ struct sysinfo {
 #define NUMA_BUILD 0
 #endif
 
+/* This helps us avoid #ifdef CONFIG_COMPACTION */
+#ifdef CONFIG_COMPACTION
+#define COMPACTION_BUILD 1
+#else
+#define COMPACTION_BUILD 0
+#endif
+
 /* Rebuild everything on CONFIG_FTRACE_MCOUNT_RECORD */
 #ifdef CONFIG_FTRACE_MCOUNT_RECORD
 # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD