Messages in this thread |  | | | Date | Sun, 5 Feb 2006 14:45:27 +0000 | | From | Matthew Garrett <> | | Subject | Re: [PATCH, RFC] Driver for reading HP laptop LCD brightness |
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On Sun, Feb 05, 2006 at 03:41:42PM +0100, Arjan van de Ven wrote:
> .. and just disabling interrupts isn't going to work? Ok sure there is > an SMP issue, but a spinlock ought to be able to fix that properly, > instead of something this evil....
How do we get the BIOS to respect kernel spinlocks? (On the other hand, there ought to be a spinlock there to deal with concurrent access in any case, I guess) -- Matthew Garrett | mjg59@srcf.ucam.org - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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