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Jay L. T. Cornwall wrote: > Jay Cliburn wrote: > >> For reasons not yet clear to me, it appears the L1 driver has a bug or >> the device itself has trouble with DMA in high memory. This patch, >> drafted by Luca Tettamanti, is being explored as a workaround. I'd be >> interested to know if it fixes your problem. > > Yes, it certainly seems to. Now running with this patch and 4GB active, > I've transferred about 15GB with no problem so far. It usually oopses > after a GB or two. > > I guess it's not an ideal solution, architecturally speaking, but it's a > good deal better than an unstable driver. If there's any other patches > you'd like me to test or traces to capture, I'm happy to help out. > Otherwise I'll run with this one for now since it does the job! Okay Jay, thanks. Luca, would you please submit your patch to Jeff Garzik and netdev? Jay - 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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