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-rw-r--r--include/linux/raid/md_p.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/raid/md_p.h b/include/linux/raid/md_p.h
index 4f047f84fb1..c100fa5d4bf 100644
--- a/include/linux/raid/md_p.h
+++ b/include/linux/raid/md_p.h
@@ -238,5 +238,10 @@ struct mdp_superblock_1 {
__u16 dev_roles[0]; /* role in array, or 0xffff for a spare, or 0xfffe for faulty */
};
+/* feature_map bits */
+#define MD_FEATURE_BITMAP_OFFSET 1
+
+#define MD_FEATURE_ALL 1
+
#endif