[LAU] Something interesting about kernel 3.6.5-rt14

[ttoine]

Like Len, I would try changing the slot on the mother board. I had a
Multiface II for many years, and didn't have any problem with it, using it
on laptop or workstation.


2012/11/3 Len Ovens <len at ovenwerks.net>

>
> On Sat, November 3, 2012 2:40 am, Ralf Mardorf wrote:
> > I noticed something interesting about kernel 3.6.5-rt14.
> >
> > spinymouse at qrc:~$ uname -a
> > Linux qrc 3.5.0-17-lowlatency #18-Ubuntu SMP PREEMPT Tue Oct 9 20:04:43
> > UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
> >
> > spinymouse at qrc:~$ /etc/init.d/rtirq status | grep radeon
> >   768 FF      50   -  90  0.0 S    irq/18-radeon
> > spinymouse at qrc:~$ /etc/init.d/rtirq status | grep irq/18
> >   777 FF      85   - 125  0.0 S    irq/18-snd_hdsp
> >    56 FF      78   - 118  0.0 S    irq/18-ohci_hcd
> >    58 FF      77   - 117  0.0 S    irq/18-ohci_hcd
> >   768 FF      50   -  90  0.0 S    irq/18-radeon
> >
> >
> > spinymouse at qrc:~$ uname -a
> > Linux qrc 3.6.5-rt14 #1 SMP PREEMPT RT Fri Nov 2 21:36:37 CET 2012
> > x86_64 x86_64 x86_64 GNU/Linux
> >
> > spinymouse at qrc:~$ /etc/init.d/rtirq status | grep radeon
> >   807 FF      50   -  90  0.0 S    irq/43-radeon
> > spinymouse at qrc:~$ /etc/init.d/rtirq status | grep irq/18
> >   832 FF      85   - 125  0.0 S    irq/18-snd_hdsp
> >    58 FF      78   - 118  0.0 S    irq/18-ohci_hcd
> >    60 FF      77   - 117  0.0 S    irq/18-ohci_hcd
> >
> > Unfortunately it didn't solve xrun issues for the RME card. However,
> > the kernel does switch to another IRQ for the graphics, for all other
> > kernels on different distros, the graphics always gets IRQ18, also if I
> > switch the integrated ATI with a Nvidia.
>
> Thats strange.
>
> In any case, I would work at getting your hdsp off of irq18. Put it in a
> different slot whatever. It made a difference for my stuff in terms of
> xruns or not.
>
>
> --
> Len Ovens
> www.OvenWerks.net
>
>
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