basic and stupid question on wait_event and wake_up

[Ming Liu]

Thank you so much for your explanation. Now I am quite clear on this topic. 


Domen, Sorry for my misspelling of your name. That should be "Domen" not 
"Momen". Sorry for that. :)

BR
Ming


>From: Domen Puncer <domen.puncer at telargo.com>
>To: Ming Liu <eemingliu at hotmail.com>
>CC: Linuxppc-embedded at ozlabs.org
>Subject: Re: basic and stupid question on wait_event and wake_up
>Date: Mon, 13 Aug 2007 11:31:07 +0200
>
>On 13/08/07 09:22 +0000, Ming Liu wrote:
> > Dear Momen,
> > OK. I see now. So you mean condition is only to judge whether a 
sleeping
> > process could be waken up or not when wake_up() is executed in other
> > processes or interrupt handlers. What really wakes the process up is 
still
> > the function of wake_up, right? We just execute wake_up() and then 
check if
> > condition is true. If yes, the process will leave its sleeping and wake 
up;
> > if not, it keep sleeping. Am I right?
>
>Right.
>
>
>	Domen

_________________________________________________________________
免费下载 MSN Explorer:   http://explorer.msn.com/lccn/