lkml.org 
[lkml]   [2001]   [Apr]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 8139too: defunct threads

On Sat, 14 Apr 2001, Manfred Spraul wrote:

> >> Ah. Of course. All (or most) kernel initialisation is
> >> done by PID 1. Search for "kernel_thread" in init/main.c
> >>
> >> So it seems that in your setup, process 1 is not reaping
> >> children, which is why this hasn't been reported before.
> >> Is there something unusual about your setup?
>
> > I found the difference which causes this. If I build my kernel with
> > IP_PNP (IP: kernel level autoconfiguration) support I get a defunt
> > thread for each 8139too device. If I don't build with IP_PNP
> > support I don't get any, defunct ethernet threads.
>
> Does init(8) reap children that died before it was spawned? I assume
> that the defunct tasks were there _before_ init was spawned.
>
> Perhaps init() [in linux/init/main.c] should reap all defunct tasks
> before the execve("/sbin/init").
>
> I've attached an untested patch, could you try it?

Yes, that fixes my problem. No more defunct eth? processes when IP_PNP is
compiled in. With the fix you said to the patch; replacing curtask with
current.

Thanks,
-Rms

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:25    [W:0.075 / U:1.720 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site