[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: KDE Question

In <[🔎] 20101014013309.GA25499@khazad-dum.debian.net>, Henrique de Moraes Holschuh 
>On Wed, 13 Oct 2010, Celejar wrote:
>> Interesting, thanks.  The look I don't really care about, and switching
>> users isn't relevant for me, since I'm the only user of the system.
>> The xscreensaver author has a low opinion of gnome-screensaver:
>> http://www.jwz.org/xscreensaver/faq.html#gnome-screensaver
>> http://www.jwz.org/xscreensaver/toolkits.html
>> But I have no idea how serious his concerns are, and whether they are
>> uptodate for current gnome-screensaver.
>I am not sure about the gnome screensaver, but he is spot on about
>bells-and-whistles-focused unsafe dekstop environment crap being a security
>hazard, and it DOES apply to KDE4's screensaver.
>I've seen the KDE4 screensaver:
>1. Fail to activate, especially if there is a large IO load in 2.6.32's crap
>CFQ io scheduler + ext4.  This is not surprising, as KDE4 fails to even
>switch window *focus* in a heavy IO load, which is utterly insane.  Why the
>heck does the window manager have to hit the disk to change windows focus?!


>2. Leak information (i.e. show the workspace) both when activating (blinks),
>and when going out of DPMS or redrawing the screen.  Doesn't happen always,
>but still...


>4. delay its activation for weird reasons, leaving everything unlocked.

+1; I've come back to my system HOURS later to find it either unlocked or 
doesn't require a password to unlock.

>The KDE4 screensaver has more race conditions than multithreaded code
>written by someone who thinks "volatile int" a semasphore make.

And they aren't "theoretical" problems, I've definitely seen all three of the 
above on my own hardware.

Perhaps I should switch to XScreenSaver instead.
Boyd Stephen Smith Jr.                   ,= ,-_-. =.
bss@iguanasuicide.net                   ((_/)o o(\_))
ICQ: 514984 YM/AIM: DaTwinkDaddy         `-'(. .)`-'
http://iguanasuicide.net/                    \_/

Attachment: signature.asc
Description: This is a digitally signed message part.

Reply to: