Re: [PATCH 3/5] tty: handle VT specific compat ioctls in vt driver

[Alan Cox]

On Fri, 7 Aug 2009 08:23:58 +0200
Frederic Weisbecker <fweisbec@xxxxxxxxx> wrote:

> Hi,
> 
> 
> On Thu, Aug 06, 2009 at 03:09:28PM +0200, Arnd Bergmann wrote:
> > The VT specific compat_ioctl handlers are the only ones
> > in common code that require the BKL. Moving them into
> > the vt driver lets us remove the BKL from the other handlers
> > and cleans up the code.
> 
> 
> Why does it require the bkl?

It's always taken the BKL - you have to prove it doesn't need it. Which
btw isn't true - it does need it in various places still.

Alan
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