From: Ingo Oeser <ioe-lkml@rameria.de>
To: Greg KH <greg@kroah.com>
Cc: Chris Wright <chrisw@osdl.org>,
linux-kernel@vger.kernel.org, linux-security-module@wirex.com
Subject: Re: [PATCH] add securityfs for all LSMs to use
Date: Wed, 6 Jul 2005 22:12:59 +0200 [thread overview]
Message-ID: <200507062213.05337.ioe-lkml@rameria.de> (raw)
In-Reply-To: <20050706081725.GA15544@kroah.com>
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Hi Greg,
On Wednesday 06 July 2005 10:17, Greg KH wrote:
> + * TODO:
> + * I think I can get rid of these default_file_ops, but not quite sure...
> + */
> +static ssize_t default_read_file(struct file *file, char __user *buf,
> + size_t count, loff_t *ppos)
> +{
> + return 0;
> +}
> +
> +static ssize_t default_write_file(struct file *file, const char __user *buf,
> + size_t count, loff_t *ppos)
> +{
> + return count;
> +}
Yes, you can get rid of both, if you move read_null and write_null from
drivers/char/mem.c to fs/libfs.c and export them.
But for what do you need a successful dummy read/write?
Regards
Ingo Oeser
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next prev parent reply other threads:[~2005-07-06 20:23 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-06 8:17 Greg KH
2005-07-06 20:12 ` Ingo Oeser [this message]
2005-07-06 20:19 ` Greg KH
2005-07-07 4:59 ` Mike Waychison
2005-07-07 21:31 ` Greg KH
2005-07-07 21:37 ` Greg KH
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