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    SubjectRe: ptrace single-stepping change breaks Wine


    On Wed, 29 Dec 2004, Linus Torvalds wrote:
    >
    > .. no, I see what's up. System call returns _are_ special for
    > single-stepping. I'll think about it..

    Ok, I think I know what's up.

    It's literally the bogus fake signal that do_syscall_trace() sends. I
    think the TIF_SINGLESTEP case in do_syscall_trace() should only do the
    ptrace_notify() and return..

    Linus
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