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    Subject[PATCH 12/13] use cpu_relax() in busy loop
    Replace busy loop nop with cpu_relax().

    ===== drivers/scsi/i91uscsi.c 1.6 vs edited =====
    --- 1.6/drivers/scsi/i91uscsi.c Fri May 2 12:34:33 2003
    +++ edited/drivers/scsi/i91uscsi.c Thu Sep 18 11:49:49 2003
    @@ -212,7 +212,8 @@
    { /* Pause for amount jiffies */
    unsigned long the_time = jiffies + amount;

    - while (time_before_eq(jiffies, the_time));
    + while (time_before_eq(jiffies, the_time))
    + cpu_relax();
    }

    /*-- forward reference --*/
    -
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