Re: [testcase] madvise->semaphore deadlock 2.4.0

[Mike Galbraith]

On Tue, 9 Jan 2001, Andrew Morton wrote:

> Mike Galbraith wrote:
> > 
> > Greetings,
> > 
> > While trying to configure ftpsearch, the process hangs while running
> > it's madvise confidence test below.  It appears to be taking a fault
> > in madvise_fixup_middle():atomic_add(2, &vma->vm_file->f_count) and
> > immediately deadlocking forever on mm->mmap_sem per IKD.  (Virgin 2.4.0
> > agrees)
> >
> 
> This should fix it.

Indeed it does.   (benchmark _that_ OS rags;)

	-Mike