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Rev 2265 Rev 2292
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     *  hash table lock and this lock are to be acquired,
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     *  hash table lock and this lock are to be acquired,
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     *  this lock must not be taken first.
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     *  this lock must not be taken first.
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     */
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     */
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    SPINLOCK_DECLARE(lock);
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    SPINLOCK_DECLARE(lock);
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    /** Send EOI before processing the interrupt.
 - 
 
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     *  This is essential for timer interrupt which
 - 
 
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     *  has to be acknowledged before doing preemption
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     *  to make sure another timer interrupt will
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     *  be eventually generated.
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     */
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    bool preack;
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 - 
 
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    /** Unique device number. -1 if not yet assigned. */
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    /** Unique device number. -1 if not yet assigned. */
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    devno_t devno;
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    devno_t devno;
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    /** Actual IRQ number. -1 if not yet assigned. */
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    /** Actual IRQ number. -1 if not yet assigned. */
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    inr_t inr;
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    inr_t inr;