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    SubjectRe: [PATCH] BUG(): sched.c: Line 944

    On 16 Sep 2002, Robert Love wrote:
    >
    > Nope. If PREEMPT_ACTIVE is set, schedule() assumes the task is being
    > preempted and skips certain logic e.g. deactivate_task() (this is the
    > same code that lets us safely preempt a TASK_ZOMBIE).

    Ahhah! I know. You just make lock_depth 0 when you exit, without actually
    taking the kernel lock. Which fools the logic into accepting a
    preempt-disable, since it thinks that the preempt disable is due to
    holding the kernel lock.

    Add a big comment and you're all done.

    Linus

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