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-rw-r--r--include/linux/drbd.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index 35fc08a0a552..70a688b92c1b 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -336,6 +336,10 @@ enum drbd_timeout_flag {
#define DRBD_MAGIC 0x83740267
#define DRBD_MAGIC_BIG 0x835a
+/* how I came up with this magic?
+ * base64 decode "actlog==" ;) */
+#define DRBD_AL_MAGIC 0x69cb65a2
+
/* these are of type "int" */
#define DRBD_MD_INDEX_INTERNAL -1
#define DRBD_MD_INDEX_FLEX_EXT -2