From: Dave Jones <davej@redhat.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, linux-kernel@vger.kernel.org
Subject: Re: oops pauser.
Date: Fri, 6 Jan 2006 17:48:11 -0500 [thread overview]
Message-ID: <20060106224811.GA2624@redhat.com> (raw)
In-Reply-To: <20060106152203.GA11906@elf.ucw.cz>
On Fri, Jan 06, 2006 at 04:22:03PM +0100, Pavel Machek wrote:
> Hi!
>
> > > > The one case this doesn't catch is the problem of oopses whilst
> > > > in X. Previously a non-fatal oops would stall X momentarily,
> > > > and then things continue. Now those cases will lock up completely
> > > > for two minutes.
> > >
> > > The console has awareness of graphic/text mode at all times and knows
> > > what is going on. Why not use that information if you must go this way ?
> >
> > If we've just oopsed, the console may have no awareness of what day it is,
> > yet alone anything about video modes. I'm not entirely sure what you're
> > suggesting, but it gives me the creeps. Are you talking about switching
> > away from X back to a tty when we oops?
>
> No.
>
> But you _know_ if user is running X or not -- notice that kernel does
> not attempt to printk() when X is running, because that could lock up
> the box.
>
> If user is running X, you don't need the delay.
>
> if (CON_IS_VISIBLE(vc) && vc->vc_mode == KD_TEXT) {
> delay(10sec)
> }
>From this context though, we don't have a 'vc' to reference,
so we'll need to find out from the console layer somehow, which
is the current vc.
Dave
next prev parent reply other threads:[~2006-01-06 22:48 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-05 4:52 oops pauser Dave Jones
2006-01-05 6:10 ` oops pauser. / boot_delayer Randy.Dunlap
2006-01-05 7:30 ` Bernd Eckenfels
2006-01-05 8:07 ` Jan Engelhardt
2006-01-06 1:28 ` David Lang
2006-01-06 5:36 ` Dave Jones
2006-01-06 7:00 ` David Lang
2006-01-08 13:21 ` Pavel Machek
2006-01-08 19:30 ` Josef Sipek
2006-01-08 23:08 ` Pavel Machek
2006-01-08 23:39 ` Josef Sipek
2006-01-06 7:36 ` Jan Engelhardt
2006-01-06 8:33 ` David Lang
2006-01-05 9:25 ` Grant Coady
2006-01-05 15:31 ` Mark Lord
2006-01-05 15:38 ` Avishay Traeger
2006-01-05 19:15 ` Mark Lord
2006-01-05 11:11 ` Dave Jones
2006-01-07 21:44 ` Kurtis D. Rader
2006-01-07 21:48 ` Arjan van de Ven
2006-01-07 22:00 ` Kurtis D. Rader
2006-01-08 23:29 ` David Lang
2006-01-07 22:27 ` Bernd Eckenfels
2006-01-05 8:15 ` oops pauser Jan Engelhardt
2006-01-05 10:33 ` Dave Jones
2006-01-05 11:05 ` Jan Engelhardt
2006-01-05 12:05 ` Keith Owens
2006-01-05 15:17 ` Jesper Juhl
2006-01-05 13:46 ` Kurt Wall
2006-01-06 1:24 ` David Lang
2006-01-06 1:41 ` Josef Sipek
2006-01-08 13:38 ` Ville Herva
2006-01-08 13:53 ` Randy.Dunlap
2006-01-08 19:35 ` Jan Engelhardt
2006-01-09 1:43 ` Randy.Dunlap
2006-01-08 19:40 ` Grant Coady
2006-01-09 1:45 ` Randy.Dunlap
2006-01-09 16:15 ` Jan Engelhardt
2006-01-09 16:25 ` Ville Herva
2006-01-09 16:39 ` Randy.Dunlap
2006-01-05 13:37 ` Alan Cox
2006-01-05 20:52 ` Dave Jones
2006-01-06 13:31 ` Alan Cox
2006-01-06 20:33 ` Dave Jones
2006-01-06 15:22 ` Pavel Machek
2006-01-06 19:06 ` Jan Engelhardt
2006-01-06 22:34 ` Pavel Machek
2006-01-06 22:48 ` Dave Jones [this message]
2006-01-05 13:58 ` Avishay Traeger
2006-01-05 20:54 ` Dave Jones
2006-01-06 0:19 ` Josef Sipek
2006-01-06 1:12 ` Bernd Eckenfels
2006-01-06 1:35 ` Josef Sipek
2006-01-06 2:21 ` Bernd Eckenfels
2006-01-05 14:39 ` Kyle McMartin
2006-01-09 18:43 ` Console debugging wishlist was: " Andi Kleen
2006-01-10 20:25 ` Jan Engelhardt
2006-01-10 20:29 ` Josef Sipek
2006-01-10 20:44 ` Jan Engelhardt
2006-01-10 22:54 ` Josef Sipek
2006-01-10 20:46 ` Andi Kleen
2006-01-10 20:45 ` Andi Kleen
2006-01-10 21:06 ` Jan Engelhardt
2006-01-10 21:18 ` Andi Kleen
2006-01-10 21:30 ` Jan Engelhardt
2006-01-11 12:24 ` Antonino A. Daplas
2006-01-11 12:31 ` Andi Kleen
2006-01-11 13:05 ` Antonino A. Daplas
2006-01-11 13:17 ` Andi Kleen
2006-01-11 13:43 ` Antonino A. Daplas
2006-01-11 13:51 ` Andi Kleen
2006-01-11 18:34 ` Jan Engelhardt
[not found] <5rvok-5Sr-1@gated-at.bofh.it>
[not found] ` <5ryvR-2aN-5@gated-at.bofh.it>
[not found] ` <5rAHn-5kc-9@gated-at.bofh.it>
2006-01-06 5:52 ` Robert Hancock
2006-01-06 7:06 ` Jan Engelhardt
2006-01-06 7:47 ` Randy.Dunlap
2006-01-06 8:58 ` Dave Jones
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20060106224811.GA2624@redhat.com \
--to=davej@redhat.com \
--cc=alan@lxorguk.ukuu.org.uk \
--cc=linux-kernel@vger.kernel.org \
--cc=pavel@ucw.cz \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).