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Re: kernel without smp



On 11/22/06 02:37:19AM +0100, sigi wrote:
> On Tue, Nov 07, 2006 at 03:23:36PM -0500, Jim Crilly wrote:
> > Have you tried booting with the kernel parameters 'nosmp' or 'maxcpus=1'?
> 
> Just for your information: this two parameters do _not_ work - they both 
> seem to have no affect. ifup freezes the keyboard everytime I try to 
> connect my wlan-card. 
> 
> But the badest thing is: after my last apt-upgrade no available rt2570 
> wlan-card-module can connect to the internet! A fiew days I could use a 
> daily build from the developers-website [1], but since my last upgrade 
> this doesn't work anymore. For now it's impossible for me to connect to 
> the internet with my amd64-machine - and that because there are only 
> smp-enabled linux-images out there for amd64.... very very bad! 
> 
> 

No affect in that both CPUs are always detected or just that the box still
locks up? Although either way your only real option is to compile a custom
kernel for UP. Sounds like the rt2xxx developers need to get their act
together and fix their locking problems, things will only get worse as more
and more dual-core notebooks are released. I've actually had similar issues
with the rt2500 driver on my notebook since it has HT, but since I was
already using a custom kernel to apply some 3rd party patches I just
disabled SMP to work around it.

Jim.



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