On Thu, Jan 12, 2017 at 04:45:09PM -0600, Parav Pandit wrote: > This patch performs dma sync operations on nvme_commmand, > inline page(s) and nvme_completion. > > nvme_command and write cmd inline data is synced > (a) on receiving of the recv queue completion for cpu access. > (b) before posting recv wqe back to rdma adapter for device access. > > nvme_completion is synced > (a) on receiving send completion for nvme_completion for cpu access. > (b) before posting send wqe to rdma adapter for device access. > > Pushing this patch through linux-rdma tree as its more relavant with > Bart's changes for dma_map_ops of[1]. > > [1] https://patchwork.kernel.org/patch/9514085/ This seems like a fix for 4.10-rc as the old code is buggy on not DMA coherent architectures, so I suspect it should go in without being based on Barts cleanup. Btw, what architecture did you test this with? One of the not coherent ARM SOCs? -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html