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SubjectRe: [patch] O(1) sys_exit(), threading, scalable-exit-2.5.31-A6

On Mon, 19 Aug 2002, Dave McCracken wrote:

> It seems to me it would be worth adding list_heads in the task struct
> for ptraced tasks and ptraced siblings if it gets rid of the
> reparenting.

well, this means that we'd still have to iterate through both lists in
wait4(), and we'd have to maintain the ptrace list(s) in all the relevant
codepaths - does this buy us anything relative to -B4?

Ingo

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