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DateWed, 11 May 2011 22:21:22 +0200
FromTejun Heo <>
SubjectRe: [PATCH 11/11] ptrace: implement group stop notification for ptracer
On Wed, May 11, 2011 at 10:18:48PM +0200, Tejun Heo wrote:
> Hmmm... this whole re-trapping thing is turning out to be more
> problematic than expected. Maybe it would be better to somehow notify
> ptracer directly from prepare_signal().

I need to think more about this but basically we just need to modify
exit_code, last_siginfo and then wake up the parent, all of which can
be done safely while holding child's siglock. I'll play with it.

Thanks.

--
tejun


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