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Re: Strange /dev/tty behaviour on 7.0-PRELEASE
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From:
Kostik Belousov <kostikbel@...>
To: Jesper Louis Andersen <jesper.louis.andersen@...>
Cc: <current@...>
Subject:
Re: Strange /dev/tty behaviour on 7.0-PRELEASE
Date: Saturday, January 19, 2008 - 1:21 am
On Sat, Jan 19, 2008 at 12:34:37AM +0100, Jesper Louis Andersen wrote:
quoted text
> On Jan 18, 2008 1:08 PM, Kostik Belousov <kostikbel@gmail.com> wrote: >=20 >=20 > > After your post, I could imagine the almost plausible scenario how to > > get more then one /dev/tty in the listing, but the other behaviour that > > looks like deadlock, isn't. > > >=20 > Well, your commit here: >=20 >
http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/kern/tty_pty.c.diff?r1=3D1.=
155;r2=3D1.156
quoted text
>=20 > gratiously provided to me by Peter Wemm solved the problem I had. I think=
we
quoted text
> are "talking past each other" with the lockup due to my bad choice of wor=
ds:
quoted text
> The kernel did not deadlock, but a process executed after having multiple > tty's made that process hang with the ktrace I posted. The kernel itself > were still running fine though anything in need of /dev/tty would hang. I > hope this clears up the misconceptions. >=20 > The patch fixes my problem completely. Thanks!
Thank you for confirming that the problem solved. I will MFC the change shortly.
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Messages in current thread:
Re: Strange /dev/tty behaviour on 7.0-PRELEASE
, Jesper Louis Andersen
, (Fri Jan 18, 7:34 pm)
Re: Strange /dev/tty behaviour on 7.0-PRELEASE
, Kostik Belousov
, (Sat Jan 19, 1:21 am)
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