Re: [PATCH] add sysfs class support for vc devices [10/10]

From: Martin Schlemmer
Date: Fri Jan 16 2004 - 14:54:06 EST


On Fri, 2004-01-16 at 21:17, Andrew Morton wrote:
> Martin Schlemmer <azarah@xxxxxxxxxxxxxxxx> wrote:
> >
> > On Fri, 2004-01-16 at 06:13, Andrew Morton wrote:
> > > Greg KH <greg@xxxxxxxxx> wrote:
> > > >
> > > > This patch add sysfs support for vc char devices.
> > > >
> > > > Note, Andrew Morton has reported some very strange oopses with this
> > > > patch, that I can not reproduce at all. If anyone else also has
> > > > problems with this patch, please let me know.
> > >
> > > It seems to have magically healed itself :(
> > >
> > > Several people were hitting it. We shall see.
> >
> > Might it be due to the vt-locking-fixes patch?
> >
>
> No, I was able to reproduce the oops with just two of Greg's patches on
> bare 2.6.1-rcX.
>
> It was some refcounting problem in the tty layer. 100% deterministic, not
> a race.

No, I meant that fixed it. The locking patch was added _after_ you
removed the vc patch ...

--
Martin Schlemmer

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