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SubjectRe: [RFC PATCH] set TASK_TRACED before arch_ptrace code to fix a race
Date
> Sorry for confusion, Let me try to explain it more:

I understand these code paths (I wrote them).

> If TASK_TRACED is not set earlier before arch_ptrace_stop on ia64
> ptrace_notify code path, some signals would be delivered without
> letting debugger run.. (i.e. PTRACED logica in get_signal_to_deliver
> would be ignored totally!). These should cause the test case hang on
> ia64. And x86 just works..

I do not understand this at all, and it has given no information you did
not give before. Please describe the scenario you see in fine-grained
terms.


Thanks,
Roland


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