1 files changed, 2 insertions, 0 deletions

diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 41d2a47ecf38..36de250a7b2b 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -15,6 +15,7 @@
 #define EXTENT_BUFFER_FILLED (1 << 8)
 #define EXTENT_BOUNDARY (1 << 9)
 #define EXTENT_NODATASUM (1 << 10)
+#define EXTENT_DO_ACCOUNTING (1 << 11)
 #define EXTENT_IOBITS (EXTENT_LOCKED | EXTENT_WRITEBACK)
 
 /* flags for bio submission */
@@ -33,6 +34,7 @@
 #define EXTENT_SET_WRITEBACK     0x10
 #define EXTENT_END_WRITEBACK     0x20
 #define EXTENT_SET_PRIVATE2      0x40
+#define EXTENT_CLEAR_ACCOUNTING  0x80
 
 /*
  * page->private values.  Every page that is controlled by the extent