Re: Bug#529939: xserver-xorg-video-intel: atheros driver crippled

[Julien Cristau <jcristau@debian.org>]

reassign 529939 linux-2.6
kthxbye

On Fri, May 22, 2009 at 14:45:11 +0200, Petr Malat wrote:

> When intel driver is active, the atheros driver functionality is crippled. 
> I've measured this with ping - if I have 
> only xterm running, average RTT is about 100ms. With complete KDE RTT is over 
> 4 seconds with 10% packet loss. If I 
> switch to console from X the RTT goes immediately under 1ms and vice-versa.
> 
> I have tried both ath5k and madwifi driver with kernel-image-2.6.26-2-686 and 
> custom build of 2.6.29.4 and the problem 
> remains. I've also tested it with default xorg.conf and with xorg.conf 
> obtained from X -configure with the same results.
> I've checked /proc/interrupts and the graphics and atheros didn't share IRQ.
> 
This is more likely to be a kernel bug than one in X, so reassigning.
Does this still happen with newer software?

> Vesa video driver and intel 2.4.0 works fine.
> 
> VGA-compatible devices on PCI bus:
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 915GM/GMS/910GML 
> Express Graphics Controller (rev 03)
> 
> Atheros:
> 04:02.0 Ethernet controller: Atheros Communications Inc. AR5212 802.11abg NIC 
> (rev 01)
> 
> -- System Information:
> Debian Release: 5.0.1
>   APT prefers stable
>   APT policy: (500, 'stable')
> Architecture: i386 (i686)
> 
> Kernel: Linux 2.6.26-2-686 (SMP w/1 CPU core)
> Locale: LANG=cs_CZ, LC_CTYPE=cs_CZ (charmap=ISO-8859-2)
> Shell: /bin/sh linked to /bin/bash
> 

Cheers,
Julien