linux-kernel - Re: Problem with fix-rmmod-read-write-races-in-proc-entries.patch in 2.6.21-rc4-mm1

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Date:	Thu, 22 Mar 2007 08:28:15 +0000
From:	Al Viro <viro@....linux.org.uk>
To:	Eric Dumazet <dada1@...mosbay.com>
Cc:	Alexey Dobriyan <adobriyan@...ru>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux kernel <linux-kernel@...r.kernel.org>
Subject: Re: Problem with fix-rmmod-read-write-races-in-proc-entries.patch in 2.6.21-rc4-mm1

On Thu, Mar 22, 2007 at 09:14:45AM +0100, Eric Dumazet wrote:
> Also, do we really need to proxy via proc_reg_file_ops files that are not provided by a module ?
> 
> I think not.
> 
> Could you please add in proc_get_inode() a check against de->proc_fops->owner ?

Let's _not_.  Bugs that depend on whether driver is built modular are
hell to deal with.
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