Hi, Keir >On 30/1/08 08:48, "Akio Takebe" <[EMAIL PROTECTED]> wrote: > >>> This doesn't need to be fixed on x86 -- the int3 handler will return >>> silently if the debugger is not configured. It would be nice if the ia64 >>> handler would do the same. If that is not possible then change only ia64 >>> code and if you need to be able to probe gdbstub configuration then add a >>> public function to do that rather than grope at internal state. The same >>> goes for powerpc, *if* it is broken in the first place. >>> >> I know the int3 hanlder return well on x86 if it is not configured. >> But the route may be not safe. The debugger_trap is called after hypervisor >> panic and dom0 panic. So I want to avoid the needless route for kexec/kdump. > >Oh no, then all bets are off. :-) We could be screwed and fail to kexec no >matter what we do. > OK. I just suggested a safer way than current code. Recently we found a bug around the trap handler on ia64, so I worry about such a thing. I still want to avoid the needless code on ia64. so I'll talk in xen-ia64 ML.
Best Regards, Akio Takebe _______________________________________________ Xen-ppc-devel mailing list Xenfirstname.lastname@example.org http://lists.xensource.com/xen-ppc-devel