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Rev 2098 Rev 2183
Line 334... Line 334...
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    spinlock_lock(&box->irq_lock);
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    spinlock_lock(&box->irq_lock);
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    while (box->irq_head.next != &box->irq_head) {
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    while (box->irq_head.next != &box->irq_head) {
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        link_t *cur = box->irq_head.next;
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        link_t *cur = box->irq_head.next;
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        irq_t *irq;
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        irq_t *irq;
-
 
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        DEADLOCK_PROBE_INIT(p_irqlock);
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        irq = list_get_instance(cur, irq_t, notif_cfg.link);
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        irq = list_get_instance(cur, irq_t, notif_cfg.link);
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        if (!spinlock_trylock(&irq->lock)) {
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        if (!spinlock_trylock(&irq->lock)) {
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            /*
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            /*
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             * Avoid deadlock by trying again.
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             * Avoid deadlock by trying again.
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             */
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             */
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            spinlock_unlock(&box->irq_lock);
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            spinlock_unlock(&box->irq_lock);
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            interrupts_restore(ipl);
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            interrupts_restore(ipl);
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            DEADLOCK_PROBE(p_irqlock, DEADLOCK_THRESHOLD);
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            goto loop;
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            goto loop;
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        }
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        }
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        ASSERT(irq->notif_cfg.answerbox == box);
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        ASSERT(irq->notif_cfg.answerbox == box);
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