--- reiser4.orig/plugin/space/bitmap.c	2004-11-09 16:30:37.991446947 +0300
+++ reiser4/plugin/space/bitmap.c	2004-11-10 19:01:18.450540361 +0300
@@ -337,6 +337,7 @@ reiser4_find_last_zero_bit (bmap_off_t *
 static void
 reiser4_clear_bits(char *addr, bmap_off_t start, bmap_off_t end)
 {
+/*
 	int first_byte;
 	int last_byte;
 
@@ -360,6 +361,14 @@ reiser4_clear_bits(char *addr, bmap_off_
 		addr[first_byte] &= first_byte_mask;
 		addr[last_byte] &= last_byte_mask;
 	}
+*/
+	int i;
+	bmap_off_t count;
+
+	BUG_ON(end <= start);
+	count = end - start;
+	for (i = 0; i < count; i ++)
+		reiser4_clear_bit(start + i, addr);
 }
 
 /* Audited by: green(2002.06.12) */
@@ -367,6 +376,7 @@ reiser4_clear_bits(char *addr, bmap_off_
 static void
 reiser4_set_bits(char *addr, bmap_off_t start, bmap_off_t end)
 {
+#if 0
 	int first_byte;
 	int last_byte;
 
@@ -390,6 +400,14 @@ reiser4_set_bits(char *addr, bmap_off_t 
 		addr[first_byte] |= first_byte_mask;
 		addr[last_byte] |= last_byte_mask;
 	}
+#endif
+	int i;
+	bmap_off_t count;
+
+	BUG_ON(end <= start);
+	count = end - start;
+	for (i = 0; i < count; i ++)
+		reiser4_set_bit(start + i, addr);
 }
 
 #define ADLER_BASE    65521