xfs_buf_readahead  203 fs/xfs/linux-2.6/xfs_buf.h extern void xfs_buf_readahead(xfs_buftarg_t *, xfs_off_t, size_t,
xfs_buf_readahead  433 fs/xfs/linux-2.6/xfs_buf.h 	xfs_buf_readahead((target), (rablkno), (ralen), XBF_DONT_BLOCK)