From: "Jörn Engel" <joern@logfs.org>
To: arnd@arndb.de
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, hch@lst.de
Subject: Re: [RFC 3/7] cramfs: allow unlinking of files
Date: Sun, 1 Jun 2008 18:54:40 +0200 [thread overview]
Message-ID: <20080601165439.GD13094@logfs.org> (raw)
In-Reply-To: <20080531153510.820446949@arndb.de>
On Sat, 31 May 2008 17:20:16 +0200, arnd@arndb.de wrote:
>
> +int cramfs_unlink(struct inode *dir, struct dentry *dentry)
> +{
> + struct inode *inode = dentry->d_inode;
> + struct dentry *new;
> +
> + inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
> + drop_nlink(inode);
> + new = d_alloc(dentry->d_parent, &dentry->d_name);
> + d_add(new, NULL);
> +
> + dget(dentry);
How is the negative dentry dropped on umount? Looks like we want a
per-sb list to put them on. Then we can walk it and dput each one at
umount time.
> + return 0;
> +}
Jörn
--
"[One] doesn't need to know [...] how to cause a headache in order
to take an aspirin."
-- Scott Culp, Manager of the Microsoft Security Response Center, 2001
WARNING: multiple messages have this Message-ID (diff)
From: "Jörn Engel" <joern@logfs.org>
To: arnd@arndb.de
Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, hch@lst.de
Subject: Re: [RFC 3/7] cramfs: allow unlinking of files
Date: Sun, 1 Jun 2008 18:54:40 +0200 [thread overview]
Message-ID: <20080601165439.GD13094@logfs.org> (raw)
In-Reply-To: <20080531153510.820446949@arndb.de>
On Sat, 31 May 2008 17:20:16 +0200, arnd@arndb.de wrote:
>
> +int cramfs_unlink(struct inode *dir, struct dentry *dentry)
> +{
> + struct inode *inode = dentry->d_inode;
> + struct dentry *new;
> +
> + inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
> + drop_nlink(inode);
> + new = d_alloc(dentry->d_parent, &dentry->d_name);
> + d_add(new, NULL);
> +
> + dget(dentry);
How is the negative dentry dropped on umount? Looks like we want a
per-sb list to put them on. Then we can walk it and dput each one at
umount time.
> + return 0;
> +}
Jörn
--
"[One] doesn't need to know [...] how to cause a headache in order
to take an aspirin."
-- Scott Culp, Manager of the Microsoft Security Response Center, 2001
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next prev parent reply other threads:[~2008-06-01 16:54 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080531152013.031903990@arndb.de>
2008-05-31 15:20 ` [RFC 1/7] cramfs: allow remount rw arnd
2008-05-31 15:20 ` [RFC 2/7] cramfs: create unique inode numbers arnd
2008-06-01 16:50 ` Jörn Engel
2008-06-01 16:50 ` Jörn Engel
2008-06-01 21:24 ` Arnd Bergmann
2008-06-01 21:24 ` Arnd Bergmann
2008-06-02 5:42 ` Jörn Engel
2008-06-02 5:42 ` Jörn Engel
2008-05-31 15:20 ` [RFC 3/7] cramfs: allow unlinking of files arnd
2008-06-01 16:54 ` Jörn Engel [this message]
2008-06-01 16:54 ` Jörn Engel
2008-06-01 21:28 ` Arnd Bergmann
2008-06-01 21:28 ` Arnd Bergmann
2008-05-31 15:20 ` [RFC 4/7] cramfs: allow rmdir arnd
2008-05-31 15:20 ` [RFC 5/7] cramfs: allow writing to existing files arnd
2008-05-31 15:20 ` [RFC 6/7] cramfs: read directory entries from dcache arnd
2008-05-31 15:20 ` [RFC 7/7] cramfs: add missing inode operations arnd
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