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SubjectRe: [PATCH respin, was PATCH for review] During VM oom condition, kill all threads in process group
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On Mon, 2007-07-23 at 14:16 -0700, Andrew Morton wrote:
> On Mon, 23 Jul 2007 13:09:45 -0500
> Will Schmidt <will_schmidt@vnet.ibm.com> wrote:
>
> > During VM oom condition, kill all threads in process group.
> >
> > We have had complaints where a threaded application is left in a bad
> > state after one of it's threads is killed when we hit a VM: out_of_memory
> > condition.
> > Killing just one of the process threads can leave the application in a
> > bad state, whereas killing the entire process group would allow for
> > the application to restart, or be otherwise handled, and makes it very
> > obvious that something has gone wrong.
> >
> > This change allows the entire process group to be taken down, rather
> > than just the one thread.
>
> Just checking...
>
> blackfin
> h8300
> m68knommu
> uml
> v850
>
> were not changed. Intentional?

Yes. Those arch's don't have the VM oom code that I could see. There
is an occasional do_exit() reference elsewhere in the fault handler
code, for reasons other than VM oom, so I deliberately didn't touch
those either.



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