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    SubjectRe: [patch] preemptive kernel, preemptive-2.3.52-A7
    On Tue, 14 Mar 2000, Ingo Molnar wrote:

    >no, we do not want to execute signal code in that context. I've
    >intentionally avoided this. Think about it, the signal handler should not
    >be executed now because the eg. interrupted memcpy() in the middle of an
    >(otherwise uninterruptible) is not really intended to return to user-space
    >anywhere. It does work technically to a certain degree, but jumping to
    >ret_with_reschedule is just asking for trouble - unbounded kernel-stack
    >recursion for example, and i think some security holes are possible as


    >i havent seen any crash with preemptive-2.3.52-B7. (The only crashes i
    >ever got were the controlled asserts in preempt_on(), checking for
    >TASK_RUNNING.) [..]

    Right, all the preemtable kernel code has to be definitely in


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