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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2011-05-04 18:23:58 +0200
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2011-05-10 15:21:46 +0200
commit4e33f9eab07e985282fece4121066c2db1d332ed (patch)
tree08161cabc013f0543d65d9c9ed63689f9f68803d /fs/nilfs2/sufile.h
parentnilfs2: add truncation routine of segment usage file (diff)
downloadlinux-4e33f9eab07e985282fece4121066c2db1d332ed.tar.xz
linux-4e33f9eab07e985282fece4121066c2db1d332ed.zip
nilfs2: implement resize ioctl
This adds resize ioctl which makes online resize possible. Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/sufile.h')
-rw-r--r--fs/nilfs2/sufile.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nilfs2/sufile.h b/fs/nilfs2/sufile.h
index 57bfee9cd02d..1eac4c6ea384 100644
--- a/fs/nilfs2/sufile.h
+++ b/fs/nilfs2/sufile.h
@@ -62,6 +62,7 @@ void nilfs_sufile_do_cancel_free(struct inode *, __u64, struct buffer_head *,
void nilfs_sufile_do_set_error(struct inode *, __u64, struct buffer_head *,
struct buffer_head *);
+int nilfs_sufile_resize(struct inode *sufile, __u64 newnsegs);
int nilfs_sufile_read(struct super_block *sb, size_t susize,
struct nilfs_inode *raw_inode, struct inode **inodep);