Messages in this thread | | | Date | Tue, 20 Mar 2007 16:51:19 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: [Xen-devel] Re: [patch 13/26] Xen-paravirt_ops: Consistently wrap paravirt ops callsites to make them patchable |
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On Tue, 20 Mar 2007, Andi Kleen wrote: > > Linus is worried about the unwinder crashing -- that wouldn't help with that.
And to make it clear: this is not a theoretical worry. It happened many times over the months the unwinder was in.
It was supposed to help debugging, but it made bugs that *would* have been nicely debuggable without it into nightmares. So the only reason for it existing in the first place was actually the thing that made it not work.
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