Messages in this thread | | | Date | Fri, 17 Feb 2006 07:11:00 -0700 | From | Matthew Wilcox <> | Subject | Re: Problems with MSI-X on ia64 |
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On Fri, Feb 17, 2006 at 12:46:05AM -0800, Chris Wedgwood wrote: > On Thu, Feb 16, 2006 at 11:58:29PM -0800, Grant Grundler wrote: > > > The root cause is the use of u32 to describe a PCI resource "start". > > phys_addr needs to be "unsigned long". More details in Log entry > > below. > > That won't always suffice. > > I have machines at work that will place some PCI resources above the > 4GB boundary even when booting in '32-bit OS' mode (there is a BIOS > option for this but no matter the setting some resources always end up > above 4GB). I've heard from others they've also been hit by this > (with 64-bit kernels it's fine). I guess it could be argued that it's > a BIOS bug, I'm not entirely sure what to thing, Windows seems to > deal with it.
So we need to use dma_addr_t here, I guess. - 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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