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SubjectRe: Hmm.. "notify_parent()".


On Mon, 28 Aug 2000, Alexander Viro wrote:
> Umm...
> a) WTF do we export it?

I suspect the iBCS2 module used to use it.

> b) we are using the same thing in do_signal() on all architectures.

Yes, this could be cleaned up.

> c) generating ELF coredumps and exec.c::must_not_trace_exec() are
> vulnerable too.

Basically anything that uses p_pptr, I think. Which is not that much.

> d) Where do we initialize ->p_pptr if test in the beginning of
> do_fork() fails?

Look at the line that says "*p = *current", and grok it.

Anyway, what I really wanted to know was whether I was overlooking
something or not. You seem to agree that it looks like a real bug.

Linus

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