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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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