Messages in this thread | | | Subject | Re: [PATCH 4/13] use cpu_relax() in busy loop | From | Arjan van de Ven <> | Date | Fri, 19 Sep 2003 09:34:44 +0200 |
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On Fri, 2003-09-19 at 01:31, Chris Wright wrote: > Replace busy loop nop with cpu_relax(). > > ===== drivers/cdrom/sonycd535.c 1.39 vs edited ===== > --- 1.39/drivers/cdrom/sonycd535.c Tue Sep 9 07:41:30 2003 > +++ edited/drivers/cdrom/sonycd535.c Thu Sep 18 10:52:41 2003 > @@ -1526,7 +1526,8 @@ > enable_interrupts(); > outb(0, read_status_reg); /* does a reset? */ > delay = jiffies + HZ/10; > - while (time_before(jiffies, delay)) ; > + while (time_before(jiffies, delay)) > + cpu_relax();
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