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Message-ID: <20140622163728.GA4461@amd.pavel.ucw.cz> Date: Sun, 22 Jun 2014 18:37:29 +0200 From: Pavel Machek <pavel@....cz> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jiri Slaby <jslaby@...e.cz>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] vt: disable console blanking by default On Wed 2014-06-18 11:27:31, Tomasz Torcz wrote: > > >From ea7cf47e3230eda63aa6c46092719437f9bbae8e Mon Sep 17 00:00:00 2001 > From: Tomasz Torcz <tomek@...ebreaker.pl> > Date: Wed, 18 Jun 2014 11:18:06 +0200 > Subject: [PATCH] vt: disable console blanking by default > > Remove default 10 minute blank interval. Instead: never blank by > default. > "Screensaving" is no longer useful. Today it only provides > obstacle when interacting with text console, especially through > remote lights-out management solutions. > > Signed-off-by: Tomasz Torcz <tomek@...ebreaker.pl> Dunno. You'll kill an LCD if you let same image there for too long. Make it 10hours? Pavel > Documentation/kernel-parameters.txt | 4 ++-- > drivers/tty/vt/vt.c | 2 +- > 2 files changed, 3 insertions(+), 3 deletions(-) > > diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt > index 6eaa9cd..0618648 100644 > --- a/Documentation/kernel-parameters.txt > +++ b/Documentation/kernel-parameters.txt > @@ -710,8 +710,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. > For now, only VisioBraille is supported. > > consoleblank= [KNL] The console blank (screen saver) timeout in > - seconds. Defaults to 10*60 = 10mins. A value of 0 > - disables the blank timer. > + seconds. A value of 0 disables the blank timer. > + Defaults to never blank. > > coredump_filter= > [KNL] Change the default value for > diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c > index 5e0f6ff..dbd4f23 100644 > --- a/drivers/tty/vt/vt.c > +++ b/drivers/tty/vt/vt.c > @@ -176,7 +176,7 @@ int console_blanked; > > static int vesa_blank_mode; /* 0:none 1:suspendV 2:suspendH 3:powerdown */ > static int vesa_off_interval; > -static int blankinterval = 10*60; > +static int blankinterval; > core_param(consoleblank, blankinterval, int, 0444); > > static DECLARE_WORK(console_work, console_callback); -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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