BITMAP_BLOCK_SHIFT 2109 drivers/md/md-bitmap.c 		chunkshift = ffz(~chunksize) - BITMAP_BLOCK_SHIFT;
BITMAP_BLOCK_SHIFT 2153 drivers/md/md-bitmap.c 						     BITMAP_BLOCK_SHIFT);
BITMAP_BLOCK_SHIFT 2179 drivers/md/md-bitmap.c 									     BITMAP_BLOCK_SHIFT);