[PATCH] dm: suspend: add noflush pushback

[pandora-kernel.git] / drivers / md / dm.h

diff --git a/drivers/md/dm.h b/drivers/md/dm.h
index a48ec5e..2f796b1 100644 (file)
--- a/drivers/md/dm.h
+++ b/drivers/md/dm.h
@@ -32,6 +32,25 @@
 
 #define SECTOR_SHIFT 9
 
+/*
+ * Definitions of return values from target end_io function.
+ */
+#define DM_ENDIO_INCOMPLETE    1
+#define DM_ENDIO_REQUEUE       2
+
+/*
+ * Definitions of return values from target map function.
+ */
+#define DM_MAPIO_SUBMITTED     0
+#define DM_MAPIO_REMAPPED      1
+#define DM_MAPIO_REQUEUE       DM_ENDIO_REQUEUE
+
+/*
+ * Suspend feature flags
+ */
+#define DM_SUSPEND_LOCKFS_FLAG         (1 << 0)
+#define DM_SUSPEND_NOFLUSH_FLAG                (1 << 1)
+
 /*
  * List of devices that a metadevice uses and should open/close.
  */