linux-kernel - Re: [JANITOR PROPOSAL] Switch ioctl functions to ->unlocked

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Message-ID: <20080110083425.GA10745@infradead.org>
Date:	Thu, 10 Jan 2008 08:34:25 +0000
From:	Christoph Hellwig <hch@...radead.org>
To:	Alasdair G Kergon <agk@...hat.com>,
	Andi Kleen <andi@...stfloor.org>,
	Matt Mackall <mpm@...enic.com>,
	Paolo Ciarrocchi <paolo.ciarrocchi@...il.com>,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	gorcunov@...il.com, viro@....linux.org.uk
Subject: Re: [JANITOR PROPOSAL] Switch ioctl functions to ->unlocked_ioctl

On Wed, Jan 09, 2008 at 10:45:13PM +0000, Alasdair G Kergon wrote:
> On Wed, Jan 09, 2008 at 11:46:03PM +0100, Andi Kleen wrote:
> > struct inode *inode = file->f_dentry->d_inode;
>  
> And oops if that's not defined?

For file_operations which we talk about here it always is defined.
Block_device is a different story, but it'll get a completely different
prototype soon with neither file nor inode passed to it.
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