dm_bufio_retain_bytes  208 drivers/md/dm-bufio.c static unsigned long dm_bufio_retain_bytes = DM_BUFIO_DEFAULT_RETAIN_BYTES;
dm_bufio_retain_bytes 1544 drivers/md/dm-bufio.c 	unsigned long retain_bytes = READ_ONCE(dm_bufio_retain_bytes);
dm_bufio_retain_bytes 2007 drivers/md/dm-bufio.c module_param_named(retain_bytes, dm_bufio_retain_bytes, ulong, S_IRUGO | S_IWUSR);