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    SubjectRe: 2.6.18-rt1
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    On Wed, 2006-09-20 at 22:14 +0200, Ingo Molnar wrote:
    > > if (up->port.sysrq) {
    > > /* serial8250_handle_port() already took the lock */
    > > locked = 0;


    In this case it had interrupts off in the !PREEMPT_RT case, but your
    change leaves them on here.. _irqsave only runs in two of the three
    cases..

    Daniel

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