watch(8) stuck in devdrn

Hidetoshi Shimokawa simokawa at FreeBSD.ORG
Fri Jun 1 00:11:25 UTC 2007


The problem doesn't seem specific to tty sub system.
I have similar problem with scsi_target.

On 6/1/07, Robert Watson <rwatson at freebsd.org> wrote:
>
> On Thu, 31 May 2007, Giorgos Keramidas wrote:
>
> > On 2007-05-31 18:38, Robert Watson <rwatson at freebsd.org> wrote:
> >> I was using watch(8) this afternoon, and on trying to quit, ran into this:
> >>
> >>   peppercorn:~> ps axl | grep watch
> >>     0 14200 14194   0  -8  0  3416  1056 devdrn D     p2-   0:00.01 watch -W tt
> >>
> >> It was running on a pty, but the target tty was ttyv1.
> >
> > If you have kern.pts.enable=1 you may have to use:
> > http://hg.hellug.gr/freebsd/src-keramida/file/944ac3982de1/pty-devdrn
> >
> > Without this patch and kern.pts.enable=1 all ptys seem to get stuck in
> > devdrn on process exit.  AFAIK, Kostik Belousov and Tor Egge know this and
> > are already working on a fix:
>
> I'm not using pts.enable on this box.
>
> Robert N M Watson
> Computer Laboratory
> University of Cambridge
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-- 
/\ Hidetoshi Shimokawa
\/  simokawa at FreeBSD.ORG


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