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Diffstat (limited to 'drivers/md/bitmap.h')
-rw-r--r--drivers/md/bitmap.h11
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/md/bitmap.h b/drivers/md/bitmap.h
index 50ee4240f5db..cb821d76d1b4 100644
--- a/drivers/md/bitmap.h
+++ b/drivers/md/bitmap.h
@@ -118,16 +118,6 @@ typedef __u16 bitmap_counter_t;
(CHUNK_BLOCK_SHIFT(bitmap) + PAGE_COUNTER_SHIFT - 1)
#define PAGEPTR_BLOCK_MASK(bitmap) (PAGEPTR_BLOCK_RATIO(bitmap) - 1)
-/*
- * on-disk bitmap:
- *
- * Use one bit per "chunk" (block set). We do the disk I/O on the bitmap
- * file a page at a time. There's a superblock at the start of the file.
- */
-
-/* map chunks (bits) to file pages - offset by the size of the superblock */
-#define CHUNK_BIT_OFFSET(chunk) ((chunk) + (sizeof(bitmap_super_t) << 3))
-
#endif
/*
@@ -250,6 +240,7 @@ struct bitmap {
wait_queue_head_t write_wait;
wait_queue_head_t overflow_wait;
+ struct sysfs_dirent *sysfs_can_clear;
};
/* the bitmap API */