Messages in this thread | | | Date | Fri, 7 Nov 2014 14:10:34 +0000 | From | Stefano Stabellini <> | Subject | Re: [PATCH v7 3/8] arm64: introduce is_device_dma_coherent |
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On Fri, 7 Nov 2014, Catalin Marinas wrote: > On Fri, Nov 07, 2014 at 11:05:25AM +0000, Catalin Marinas wrote: > > BTW, drivers/xen/swiotlb-xen.c needs something like: > > > > dma_addr_t dev_addr = xen_phys_to_bus(phys_to_dma(phys)); > > > > phys != bus address. > > Wrong place, what I meant is when calling: > > xen_dma_unmap_page(hwdev, phys_to_dma(paddr), size, dir, attrs);
Well spotted! This is an actual mistake in the current code, independent from the problem described before. Julien reported it a couple of days ago and I have already queued a patch to fix it at the end of the series.
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