Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory

Subject: Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
From: Logan Gunthorpe <logang@xxxxxxxxxxxx>
Date: Thu, 1 Mar 2018 16:54:51 -0700
Cc: Jens Axboe <axboe@xxxxxxxxx>, Keith Busch <keith.busch@xxxxxxxxx>, Oliver OHalloran <oliveroh@xxxxxxxxxxx>, Alex Williamson <alex.williamson@xxxxxxxxxx>, linux-nvdimm <linux-nvdimm@xxxxxxxxxxxx>, linux-rdma <linux-rdma@xxxxxxxxxxxxxxx>, linux-pci@xxxxxxxxxxxxxxx, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, linux-nvme@xxxxxxxxxxxxxxxxxxx, linux-block@xxxxxxxxxxxxxxx, Jérôme Glisse <jglisse@xxxxxxxxxx>, Jason Gunthorpe <jgg@xxxxxxxxxxxx>, Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, Max Gurtovoy <maxg@xxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>
In-reply-to: <1519946767.4592.49.camel@kernel.crashing.org>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0



On 01/03/18 04:26 PM, Benjamin Herrenschmidt wrote:

The big problem is not the vmemmap, it's the linear mapping.


Ah, yes, ok.

Logan

References:
- [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Logan Gunthorpe
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Benjamin Herrenschmidt
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Benjamin Herrenschmidt
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Dan Williams
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Benjamin Herrenschmidt
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Dan Williams
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Logan Gunthorpe
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Logan Gunthorpe
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Benjamin Herrenschmidt
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Logan Gunthorpe
- Re: [PATCH v2 00/10] Copy Offload in NVMe Fabrics with P2P PCI Memory
  - From: Benjamin Herrenschmidt