[JFFS2] Introduce jffs2_scan_dirty_space() function.

To eliminate the __totlen field from struct jffs2_raw_node_ref, we need
to allocate nodes for dirty space instead of just tweaking the accounting
data. Introduce jffs2_scan_dirty_space() in preparation for that.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 0 insertions, 17 deletions

diff --git a/fs/jffs2/summary.h b/fs/jffs2/summary.h
index ce892d57ad59..e7eb0c5814f6 100644
--- a/fs/jffs2/summary.h
+++ b/fs/jffs2/summary.h
@@ -18,23 +18,6 @@
 #include <linux/uio.h>
 #include <linux/jffs2.h>
 
-#define DIRTY_SPACE(x) do { typeof(x) _x = (x); \
-                c->free_size -= _x; c->dirty_size += _x; \
-                jeb->free_size -= _x ; jeb->dirty_size += _x; \
-                }while(0)
-#define USED_SPACE(x) do { typeof(x) _x = (x); \
-                c->free_size -= _x; c->used_size += _x; \
-                jeb->free_size -= _x ; jeb->used_size += _x; \
-                }while(0)
-#define WASTED_SPACE(x) do { typeof(x) _x = (x); \
-                c->free_size -= _x; c->wasted_size += _x; \
-                jeb->free_size -= _x ; jeb->wasted_size += _x; \
-                }while(0)
-#define UNCHECKED_SPACE(x) do { typeof(x) _x = (x); \
-                c->free_size -= _x; c->unchecked_size += _x; \
-                jeb->free_size -= _x ; jeb->unchecked_size += _x; \
-                }while(0)
-
 #define BLK_STATE_ALLFF         0
 #define BLK_STATE_CLEAN         1
 #define BLK_STATE_PARTDIRTY     2