Re: [PATCH 1/3] signal(i386): alternative signal stack wraparoundoccurs

From: Roland McGrath
Date: Tue Dec 04 2007 - 16:53:36 EST


> > Thank you for your detailed explanation and patch. I tested your
> > patch, unfortunately it can not stop all kinds of overflow.
> [...]
> > So, the patch I posted is still needed
>
> thanks, i've picked up your fix for x86.git, for 2.6.25 merging.

I just explained that not all overflows would be caught and that doing so
would violate the semantics of e.g. longjmp. I don't see how the patch
you've included now doesn't still have all those problems. I think it's wrong.


Thanks,
Roland
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