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(parent: 5b20384) | patch
nilfs2: add helper to find existent block on metadata file
authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Thu, 16 Apr 2015 19:46:39 +0000 (12:46 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 17 Apr 2015 13:04:04 +0000 (09:04 -0400)
commitfa33915c92b43f5a4e95649f81303cc089b10dc6
treee448cc995e87f394865e62b2c36605c169bb05c1tree | snapshot (tar.gz zip)
parent5b20384fb32cc3f93857f44fb84736d6d62a9917commit | diff
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>
fs/nilfs2/mdt.c diff | blob | blame | history
fs/nilfs2/mdt.h diff | blob | blame | history