new helper: ihold()

Clones an existing reference to inode; caller must already hold one.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2010-10-23 11:11:40 -04:00
parent 646ec4615c
commit 7de9c6ee3e
40 changed files with 57 additions and 49 deletions

View File

@ -1789,9 +1789,10 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
kfree(st);
} else {
/* Caching disabled. No need to get upto date stat info.
* This dentry will be released immediately. So, just i_count++
* This dentry will be released immediately. So, just hold the
* inode
*/
atomic_inc(&old_dentry->d_inode->i_count);
ihold(old_dentry->d_inode);
}
dentry->d_op = old_dentry->d_op;