On Monday, 26 February 2007 17:11, Oleg Nesterov wrote:
> On 02/26, Srivatsa Vaddagiri wrote:
> >
> > On Mon, Feb 26, 2007 at 03:00:43PM +0300, Oleg Nesterov wrote:
> > > In that case we should also modify ____call_usermodehelper(), otherwise 
> > > we have
> > > the same "deadlock" if it is frozen. But this is not so easy to do as I 
> > > thought
> > > before.
> > 
> > Before ____call_usermodehelper can freeze, it should have entered userspace 
> > right? By that time, its vfork parent should have definitely woken up,
> > which should avoid the deadlock you point out?
> 
> Ah, yes, thanks for correcting me.
> 
> We are doing flush_old_exec() a way before entering userspace of course.

Well, does it mean the patch is acceptable or should I modify it somehow?

Rafael
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