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nilfs2: decrement inodes count only if raw inode was successfully deleted

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This fixes the issue that inodes count will not add up after removal
of raw inodes fails.  Hence, this prevents possible under flow of the
inodes count.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
This commit is contained in:
Ryusuke Konishi 2011-02-11 15:23:27 +09:00
parent a5abba989d
commit 25b18d39cc
1 changed files with 4 additions and 2 deletions
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6
fs/nilfs2/inode.c
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@ -707,6 +707,7 @@ void nilfs_evict_inode(struct inode *inode)
struct nilfs_transaction_info ti;
struct super_block *sb = inode->i_sb;
struct nilfs_inode_info *ii = NILFS_I(inode);
int ret;
if (inode->i_nlink || !ii->i_root || unlikely(is_bad_inode(inode))) {
if (inode->i_data.nrpages)
@ -725,8 +726,9 @@ void nilfs_evict_inode(struct inode *inode)
nilfs_mark_inode_dirty(inode);
end_writeback(inode);
nilfs_ifile_delete_inode(ii->i_root->ifile, inode->i_ino);
atomic_dec(&ii->i_root->inodes_count);
ret = nilfs_ifile_delete_inode(ii->i_root->ifile, inode->i_ino);
if (!ret)
atomic_dec(&ii->i_root->inodes_count);
nilfs_clear_inode(inode);