Re: mmotm 2009-08-06-00-30 uploaded

[Greg KH <greg@kroah.com>]

On Tue, Aug 11, 2009 at 10:08:24PM +0800, Dave Young wrote:
> On Sat, Aug 08, 2009 at 06:13:53PM +0800, Dave Young wrote:
> > On Sat, Aug 8, 2009 at 12:49 AM, Andrew Morton<akpm@linux-foundation.org> wrote:
> > > On Fri, 7 Aug 2009 21:47:00 +0800 Dave Young <hidave.darkstar@gmail.com> wrote:
> > >
> > >> Hi, andrew
> > >>
> > >> Booting with this release, init (maybe getty?) reports something like:
> > >>
> > >> INIT: open /dev/console failed with input/output error
> > >>
> > >> 2.6.31-rc5 is fine.
> > >>
> > >> Any hints to find the root problem?
> > >
> > > Not really, sorry.  Might be tty changes in linux-next?
> > 
> > I bisected linux-next, find following patch as a result
> > 
> > commit 65b8c7d9be5862ff8ac839607b444b6f6b11d2fb
> > Author: Alan Cox <alan@linux.intel.com>
> > Date:   Thu Aug 6 09:58:02 2009 +1000
> > 
> >     cyclades: use the full port_close function
> > 
> > But, I did not select cyclades in my .config, nor do i have the hardware. Weird.
> 
> The above result is wrong, it's a mistake.
> 
> After a whole day's testing and debugging with linux-2.6 git tree and tty patch series, I found the patch causing this issue. 
> --
> From: Alan Cox <alan@linux.intel.com>
> Subject: tty: make the kref destructor occur asynchronously
> --

So if you revert this one patch, everything goes back to working
properly?

Alan, any ideas?

thanks,

greg k-h