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    SubjectRe: [PATCH] x86_64: fix delayed signals


    On Thu, 10 Jul 2008, Roland McGrath wrote:
    >
    > > But if you really want that behaviour, then re-introducing the loop would
    > > likely be the better approach (or should be combined), since I think you
    > > effectively just re-introduced it (at a much bigger granularity).
    >
    > I don't think so. Firstly, TIF_SIGPENDING is not the only flag in
    > question. There are other reasons to re-enter do_notify_resume().
    > If those are set during signal processing et al, they should take
    > effect before going back to user mode.

    You're ignoring the background question - we expressly _stopped_ doing
    this long ago. So the real issue was the ".. if you really .." part.

    Do we really? What's the actual downside here?

    Linus


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