linux-kernel - Re: proper tty-ldisc refcounting (was Re: WARNING at: drivers/char/tty

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Date:	Mon, 3 Aug 2009 21:08:34 -0700
From:	Greg KH <greg@...ah.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Sergey Senozhatsky <sergey.senozhatsky@...l.by>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: proper tty-ldisc refcounting (was Re: WARNING at:
 drivers/char/tty_ldisc.c)

On Mon, Aug 03, 2009 at 08:53:19PM -0700, Greg KH wrote:
> On Mon, Aug 03, 2009 at 05:56:07PM -0700, Linus Torvalds wrote:
> > 
> > 
> > On Tue, 4 Aug 2009, Sergey Senozhatsky wrote:
> > >   
> > > Works for me (SMP/non-SMP x86 builds). Great job.
> > >   
> > > Tested-by: Sergey Senozhatsky <sergey.senozhatsky@...l.by>
> > 
> > Thanks.
> > 
> > Greg - feel free to treat 4/2 and 5/2 any way you want. They are obvious 
> > enough (no subtle issues) that I'll happily pull them into 2.6.31 too: 
> > relative to the initial refcount changes (which it looks like we'll need 
> > to do just to fix the regression) they are pretty safe.
> > 
> > But at the same time, they can equally well go into some later tree for 
> > the next merge window. So whatever you want to do.
> 
> I'll queue them up for .32 as they don't fix a bug that people are
> hitting from what I can tell.

Oh wait, the original problem, single user mode.  Hm, we need all of
these to fix that problem?  Or just the first one?

thanks,

greg k-h
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