RE: 2.6.12-rc5-mm1 alsa oops

[Chen, Kenneth W]

Andrew Morton wrote on Thursday, May 26, 2005 2:25 PM
> > >>
> > >>this has to do with alsa indirectly. snd_pcm_mmap_data_close() accesses some 
> > >>vm_area_struct->vm_private_data and apparently there have been some 
> > >>optimizations to mmap code to avoid fragmentation of vma's so i think there's 
> > >>the problem. However, we'll need the smarter ones here :))
> > > 
> > > 
> > > Any idea which patches to back out?
> > 
> > 
> > avoiding-mmap-fragmentation-fix-2.patch
> > 
> > seems to do the trick. Ken will likely have a fix-3 shortly ;-)
> > 
> 
> Yup.  This appears to be not-an-alsa-bug.  Thanks.


I'm the guilty one here.  avoiding-mmap-fragmentation-fix-2.patch has
a major clash using vm_private_data where alsa is also using.  I just
posted a patch, please try that out.  Thanks.

http://marc.theaimsgroup.com/?l=linux-mm&m=111721191501940&w=2

- Ken

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