On Thu, 24 Jul 2008 10:31:58 -0400 Prarit Bhargava <prarit@xxxxxxxxxx> wrote: > > >> But I think Prarit is right with this change. If the interface defines > >> this behavior the IOMMU drivers have to implement it. I am just > >> wondering that the problem never showed up before. The GART driver is a > >> few years old now. > >> > > > > Yeah, I'm not against fixing IOMMUs to make alloc_consistent return > > the reqeuested size aligned memory. My point is that it's not likely > > to fix anything. Even with the patch, we hit the above problem because > > as I explained, the root cause of the problem is the boundary issue; > > we need to fix pci-dma.c > > > > > > Sorry, I misquoted code up there and was looking for a clear example of > where this would happen. The issue I'm trying to resolve didn't happen > on the skge -- it was just a convenient piece of code to examine and > point out ;) So please tell us what driver you hit the bug with. Can you give us the details? Thanks, -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
