Roland Orre wrote:
>
> It seems as my "stuck on TLB IPI wait [CPU#1]" problems disappeared
> when I changed from OSS to ALSA.
>
> After upgrading the system to Debian potato (X and Gnome are the
> latest from unstable) and installing the kernel 2.2.16 (Debian call it
> 2.2.17) from source I got a lot of problem with spontaneous crashing
> and also the message "kernel: stuck on TLB IPI wait [CPU#1]" now and
> then, when the machine was not responding for some seconds.
Were you using the SB Live driver at this point? Which version (from the
kernel source, the CVS version at creative.opensource.com, ...)
> To confirm that it was a problem with my system I installed an identical
> system on another machine (almost same, one is using ASUS P2BS and the
> other one uses ASUS P2LS, both with 512 Mb ECC and scsi-disks), I got
> the same problem on that machine.
> I then upgraded one machine to 2.4.0-test5 when I got rid of
> the "kernel: stuck on TLB IPI wait [CPU#1]"-message, but...
> I still had problems with spontaneous crashing.
There is a known deadlock in this driver. I'll submit a patch with
just this fix since the big patch I've submitted a couple of times
before (also fixing this problem) never got applied...
Rui Sousa
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