On 04/06/2019 07:05, Christoph Hellwig wrote: > On Mon, Jun 03, 2019 at 08:47:57PM +0100, Jon Hunter wrote: >> Since next-20190529 one of our tests for MMC has started failing, where >> the symptom is that the data written to the MMC does not match the >> source. Bisecting this is pointing to this commit. Unfortunately, I am >> not able to cleanly revert this on top of -next, but wanted to report >> this if case you have any ideas. > > Does this fix your problem? > > https://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git/commit/?h=generic-dma-ops&id=1b961423158caaae49d3900b7c9c37477bbfa9b3
Yes I can confirm with this patch on today's -next the issue is no longer seen, and reverting this patch on top of today's -next causes the problem to occur again. So yes this fixes my problem. Thanks! Jon -- nvpublic _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
