[PATCH v9 23/24] nvme-pci: convert to blk_rq_dma_map

Jason Gunthorpe jgg at ziepe.ca
Wed Apr 23 10:00:20 PDT 2025


On Wed, Apr 23, 2025 at 05:47:12PM +0200, Christoph Hellwig wrote:
> On Wed, Apr 23, 2025 at 01:03:14PM +0300, Leon Romanovsky wrote:
> > On Wed, Apr 23, 2025 at 11:24:37AM +0200, Christoph Hellwig wrote:
> > > I don't think the meta SGL handling is quite right yet, and the
> > > single segment data handling also regressed.  Totally untested
> > > patch below, I'll try to allocate some testing time later today.
> > 
> > Christoph,
> > 
> > Can we please progress with the DMA patches and leave NVMe for later?
> > NVMe is one the users for new DMA API, let's merge API first.
> 
> We'll need to merge the block/nvme patches through the block tree
> anyway to avoid merges from hell, so yes.

RDMA has been having conflicts on the ODP patches too, so yeah we need
a shared branch and this thing into each trees. I'd rely on Marek to
make the shared branch and I'll take the RDMA parts on top.

Thanks,
Jason



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