From: Pavel Machek <pavel@ucw.cz>
To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Andrew Johnson <ajohnson@intrinsyc.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Software Suspend: Fix suspend when console is in VT_AUTO/KD_GRAPHICS mode
Date: Fri, 9 Mar 2007 21:11:26 +0000 [thread overview]
Message-ID: <20070309211125.GB6374@ucw.cz> (raw)
In-Reply-To: <20070309153456.GA28664@srcf.ucam.org>
Hi!
> > So... if current console is graphical, we leave X accessing the
> > console... That's bad, because video state is not going to be
> > restored...?
>
> A graphical console is not necessarily X. Is there any requirement for
> there to be a single VT that isn't in text mode? The vt switching is
> a hack, we shouldn't make life difficult for people who have their own
> userspace code that's entirely capable of restoring video state on its
> own.
How does their wonderful userspace code know that it needs to restore
video?
vt switch *does* mean 'kernel now takes over console'.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
prev parent reply other threads:[~2007-03-09 21:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-08 22:54 [PATCH] Software Suspend: Fix suspend when console is in VT_AUTO/KD_GRAPHICS mode Andrew Johnson
2007-03-08 23:37 ` Daniel Drake
2007-03-09 5:01 ` Andrew Johnson
2007-03-09 9:08 ` Pavel Machek
2007-03-09 15:34 ` Matthew Garrett
2007-03-09 16:10 ` Andrew Johnson
2007-03-09 21:13 ` Pavel Machek
2007-03-09 21:58 ` Andrew Johnson
2007-03-10 22:26 ` Pavel Machek
2007-03-09 19:02 ` Andrew Johnson
2007-03-09 21:19 ` Pavel Machek
2007-03-10 0:05 ` Andrew Johnson
2007-03-10 22:28 ` Pavel Machek
2007-03-09 21:11 ` Pavel Machek [this message]
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