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-rw-r--r--fs/ocfs2/ocfs2_fs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h
index 6ef876759a73..19ac421b613b 100644
--- a/fs/ocfs2/ocfs2_fs.h
+++ b/fs/ocfs2/ocfs2_fs.h
@@ -231,6 +231,8 @@ struct ocfs2_space_resv {
#define OCFS2_IOC_RESVSP64 _IOW ('X', 42, struct ocfs2_space_resv)
#define OCFS2_IOC_UNRESVSP64 _IOW ('X', 43, struct ocfs2_space_resv)
+#define OCFS2_IOC_GROUP_EXTEND _IOW('o', 1, int)
+
/*
* Journal Flags (ocfs2_dinode.id1.journal1.i_flags)
*/