Re: [PATCH] Prevent reuse of active thread group id
Alan Cox (alan@lxorguk.ukuu.org.uk)
Mon, 20 Aug 2001 17:19:45 +0100 (BST)
> The thread group id of a task is initially assigned the value of that
> task's pid, then is inherited for each child task created with
> CLONE_THREAD. This patch makes sure that the thread group id is never
> re-used as another task's pid as long as there's an active task with that
> tgid.
Looks a sensible precaution, otherwise a kill might go to very wrong places.
I'll apply it
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