From: Andreas Dilger <adilger@clusterfs.com>
To: Eli Carter <eli.carter@inet.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: of dentries and inodes
Date: Wed, 14 Aug 2002 16:20:23 -0600 [thread overview]
Message-ID: <20020814222023.GN9642@clusterfs.com> (raw)
In-Reply-To: <3D5A7896.7020407@inet.com>
On Aug 14, 2002 10:34 -0500, Eli Carter wrote:
> (I'm looking at a 2.2 kernel, but I doubt this has changed.) In ext2, as
> well as many other fs's, there appears a line much like this in their
> 'struct file_system_type.read_super()' function:
>
> sb->s_root = d_alloc_root(iget(sb, EXT2_ROOT_INO), NULL);
>
> Now, I was under the impression that for each iget(), you need to have
> an iput() when you're done with the inode... which in this case would
> mean an iput() in 'struct super_operations.put_super()'... but I don't
> see one there.
The dput(root) is done in fs/super.c (kill_super in 2.4).
Cheers, Andreas
--
Andreas Dilger
http://www-mddsp.enel.ucalgary.ca/People/adilger/
http://sourceforge.net/projects/ext2resize/
prev parent reply other threads:[~2002-08-14 22:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-14 15:34 of dentries and inodes Eli Carter
2002-08-14 22:20 ` Andreas Dilger [this message]
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