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    SubjectRe: [feature] automatically detect hung TASK_UNINTERRUPTIBLE tasks
    > Delay accounting (or the /proc/<PID>/sched fields that i added recently) 
    > only get updated once a task has finished its unreasonably long delay
    > and has scheduled.

    If it is stuck forever then you can just use sysrq-t

    If it recovers delay accounting will catch it.

    > detected_ this way. This is a debugging facility that clearly belongs
    > into the kernel.

    My worry is that it will flag various legitimate cases. So far
    you seem to try to just hand-wave them away.

    -Andi


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