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SubjectRe: [PATCH] Toshiba Laptop Support and IRQ Locks
Jonathan Buzzard wrote:
> said:
>>Toshiba laptop support is broken. Here's my rookie attempt at fixing
> Whats broken? I have not seen the patch, though I don't track the latest
> 2.5 kernels either.
>>Looks basically sound. You probably want to use spinlock_irqsave - the
>>spin locks are less overhead than the reader/writer locks and you
>>don't really seem to be using it for anything else. I'm assuming we
>>want the irqsave to block interrupts because the I/O cycles might have
>>to happen one after another - if not they could be relaxed - perhaps
>>Jonathan knows ?
> Someone show me the patch and I can say for sure.
> Two things to bare in mind, Toshiba have yet to do any sort of
> multi processor laptop, are extremely unlikely to ever manufacture
> one, and to the best of my knowledge the module only loads on Toshiba
> laptops. If it loads on anything else it is broken and needs fixing
> so it does not.

What about P4 Hyperthreading?

Brian Gerst

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