tree e448cc995e87f394865e62b2c36605c169bb05c1
parent 5b20384fb32cc3f93857f44fb84736d6d62a9917
author Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> 1429213599 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1429275844 -0400

nilfs2: add helper to find existent block on metadata file

Add a new metadata file function, nilfs_mdt_find_block(), which finds
an existent block on a metadata file in a given range of blocks.  This
function skips continuous hole blocks efficiently by using
nilfs_bmap_seek_key().

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>