tree 1fa51dade28bc025d9bda0e09dec1f202281a498
parent 464ece88630d0fb715ca942eabb1da825046a534
author Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> 1279417345 +0900
committer Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> 1279846935 +0900

nilfs2: introduce check flag to btree node buffer

nilfs_btree_get_block() now may return untested buffer due to
read-ahead.  This adds a new flag for buffer heads so that the btree
code can check whether the buffer is already verified or not.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>