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    SubjectRe: signalfd API issues (was Re: [PATCH/RFC] signal races/bugs, losing TIF_SIGPENDING and other woes)
    Jeff Dike writes:

    > On Wed, Jun 06, 2007 at 12:50:04PM +1000, Benjamin Herrenschmidt wrote:
    > > Yeah, synchronous signals should probably never be delivered to another
    > > process, even via signalfd. There's no point delivering a SEGV to
    > > somebody else :-)
    >
    > Sure there is. UML does exactly that - intercepting child signals
    > (including SEGV) with wait.

    What Ben was talking about was stealing a synchronous SEGV from a task
    without stopping it, and as Ben says that makes no sense.
    Intercepting a signal and stopping the task is reasonable, and that is
    what ptrace does, and I assume also UML.

    Paul.
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