Messages in this thread | | | Date | Thu, 23 Apr 2009 21:26:39 +0200 | From | Alessandro Zummo <> | Subject | Re: [rtc-linux] Re: [PATCH] rtc: Make rtc_update_irq callable with irqs enabled |
| |
On Thu, 23 Apr 2009 12:25:01 -0700 David Brownell <david-b@pacbell.net> wrote:
> > but why rtc_update_irq should disable the IRQs? I believe > > it can work just fine with IRQs enabled. > > The last patch I saw was just changing from "caller must > disable them" to "rtc_update_irq() disables them". > > If you're talking about a different patch, please forward...
no patch, just theory.
the question is, do we need IRQs disabled when calling rtc_update_irq?
and if yes, why? to prevent what?
--
Best regards,
Alessandro Zummo, Tower Technologies - Torino, Italy
http://www.towertech.it
| |