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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-09-05 12:20:59 +0900
committerRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2010-10-23 09:24:38 +0900
commitf1e89c86fdd0f5e59f6768146c86437934202033 (patch)
treec5ba8766a3a029f0c10d6d0d09a57a7e28b7a51b /fs/nilfs2/super.c
parentc1c1d7092072093ad960db2f6c08f06705c57fa4 (diff)
nilfs2: use iget for all metadata files
This makes use of iget5_locked to allocate or get inode for metadata files to stop using own inode allocator. Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/super.c')
-rw-r--r--fs/nilfs2/super.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 5893cb27c90..39e7d7f8eda 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -356,6 +356,10 @@ static void nilfs_put_super(struct super_block *sb)
up_write(&nilfs->ns_sem);
}
+ iput(nilfs->ns_sufile);
+ iput(nilfs->ns_cpfile);
+ iput(nilfs->ns_dat);
+
destroy_nilfs(nilfs);
sbi->s_super = NULL;
sb->s_fs_info = NULL;
@@ -403,10 +407,6 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno, int curr_mnt,
if (root->ifile)
goto reuse; /* already attached checkpoint */
- root->ifile = nilfs_ifile_new(sbi, nilfs->ns_inode_size);
- if (!root->ifile)
- goto failed;
-
down_read(&nilfs->ns_segctor_sem);
err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp,
&bh_cp);
@@ -421,8 +421,10 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno, int curr_mnt,
}
goto failed;
}
- err = nilfs_read_inode_common(root->ifile, &raw_cp->cp_ifile_inode);
- if (unlikely(err))
+
+ err = nilfs_ifile_read(sbi->s_super, root, nilfs->ns_inode_size,
+ &raw_cp->cp_ifile_inode, &root->ifile);
+ if (err)
goto failed_bh;
atomic_set(&root->inodes_count, le64_to_cpu(raw_cp->cp_inodes_count));
@@ -895,7 +897,7 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
if (err) {
printk(KERN_ERR "NILFS: error loading last checkpoint "
"(checkpoint number=%llu).\n", (unsigned long long)cno);
- goto failed_nilfs;
+ goto failed_unload;
}
if (!(sb->s_flags & MS_RDONLY)) {
@@ -924,6 +926,11 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
failed_checkpoint:
nilfs_put_root(fsroot);
+ failed_unload:
+ iput(nilfs->ns_sufile);
+ iput(nilfs->ns_cpfile);
+ iput(nilfs->ns_dat);
+
failed_nilfs:
destroy_nilfs(nilfs);