On Mon, 2006-12-25 at 02:05 +0900, OGAWA Hirofumi wrote: > Hi, > > [ Alternatively, we could make a per-cpu mapping area or something. Not > that it's probably worth it, but if we wanted to avoid all locking and > instead just disable preemption, that would be the way to go. --Linus ] > > This patch is a draft of Linus's suggestion. This seems work for me. > And this removes pci_config_lock in mmconfig access path, I think we > don't need lock on this path, although we need to disable IRQ. > > Comment?
Hi, I like the idea and the implementation, I have just one concern: Does your schema still work if the Non-Maskable-Interrupt code uses config space? It may do that I suspect to deal with ECC memory errors ;( Greetings, Arjan van de Ven - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
