On Wed, 2007-06-06 at 01:00 +0400, Alexey Kuznetsov wrote:
> Hello!
>
> > We actually need to do something about this, as we might loop for ever
> > there. The robust cleanup code can fail (e.g. due to list corruption)
> > and we would see exit_state != 0 and the OWNER_DIED bit would never be
> > set, so we are stuck in a busy loop.
>
> Yes...
>
> It is possible to take read_lock(&tasklist_lock) before:
We really want to avoid the tasklist_lock at all. It's not trivial, but
I think it's doable. I send you a patch to test tomorrow morning when my
brain recovered from looking at that code :)
tglx
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