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-rw-r--r--fs/btrfs/disk-io.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 4fac0ccbf8f8..60b01902db79 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -20,6 +20,7 @@
#define __DISKIO__
#define BTRFS_SUPER_INFO_OFFSET (16 * 1024)
+#define BTRFS_SUPER_INFO_SIZE 4096
struct btrfs_device;
struct btrfs_fs_devices;