[LUGOS-PROG] Threadi v kernelu

[Domen Puncer]

On 02/11/05 12:40 +0100, Ciglic Andrej    ITWEV6 wrote:
> Zdravo,
> 
> sem poskusil z kthread in zadeva deluje boljse. Imam pa vprasanje ali so kthread-i SMP safe?

Mislis, ce lahko dva procesorja hkrati poganjata en thread?

Stavim na ne (torej SMP safe), saj kthreadi delujejo kot "navadni"
taski/procesi.


	Domen

> 
> Tnx,
> 
> Andrej
> 
> -----Original Message-----
> From: lugos-prog-bounces+ciglic=iskratel.si at lugos.si [mailto:lugos-prog-bounces+ciglic=iskratel.si at lugos.si]On Behalf Of Domen Puncer
> Sent: Saturday, October 29, 2005 10:10 PM
> To: Linux in programiranje
> Subject: Re: [LUGOS-PROG] Threadi v kernelu
> 
> 
> On 27/10/05 13:57 +0200, Ciglic Andrej    ITWEV6 wrote:
> > Zdravo,
> > 
> > imam module, ki kreira thread (v kernelu). Osnovni source je z net-a.
> 
> Kernel 2.6 s svojimi kthreadi (include/linux/kthread.h) ne dela?
> 
> > Ko z stop_kthread ustavim thread v cleanup-u mi na sistemu ostajajo zombiji??? (defunct) procesi.
> > Ali mi lahko kdo pomaga kaj mi manjka?
> 
> Tale koda ze od dalec izgleda bolj cudna :-)
> 
> >   /* now we are sure the thread is in zombie state. We
> >   notify keventd to clean the process up.
> >   */
> >   kill_proc(2, SIGCHLD, 1);
> 
> Ima keventd PID 2?
> 
> Naj ni imel?!?
> 
> 
> 	Domen
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