Hi Robin, On Fri, Nov 23, 2018 at 07:34:15PM +0000, Robin Murphy wrote: > On 2018-11-23 6:27 pm, Will Deacon wrote: > >On Tue, Nov 20, 2018 at 10:25:16AM +0100, Christoph Hellwig wrote: > >>On Mon, Nov 19, 2018 at 03:22:13PM -0800, John Stultz wrote: > >>>>+ sg->dma_address = dma_addr; > >>>> sg_dma_len(sg) = sg->length; > >>>> } > >>> > >>>I know Robin has already replied with more detailed info, but just to > >>>close the loop as I'm finally home, applying this patch didn't seem to > >>>help with the IO hangs I'm seeing w/ HiKey960. > >> > >>If Robins observation is right this should fix the problem for you: > > > >Please could you give this diff a try and let us know whether the problem > >persists with your board? > > This is actually the exact same change that I ended up with in my fixes[1], > which John has indeed confirmed. > > (sorry, it's the thing I was telling you about the other day, but I > neglected to include you on cc you when I sent the patches out the following > morning)
Thanks, I missed that series. I'll forget all about this problem then! Will _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
