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    SubjectPosix says "undefined". Re: Signal left blocked after signal handler.

    Posix says the behavior is undefined. See .
    I think it makes sense to leave the 2.6 behavior as it is.



    Linus Torvalds wrote:

    > I personally think it is "good taste" to actually set the SA_NODEFER flag

    > if you know you depend on the behaviour, but if there are lots of existing
    >applications that actually depend on the "forced punch-through" behaviour,
    >then I'll obviously have to change the 2.6.x behaviour (a stable
    >user-level ABI is a lot more important than my personal preferences).
    >But if ElectricFence is the only thing that cares, I'd rather just EF
    >added a SA_NODEFER..

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