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

Logan Gunthorpe
2018-03-01T19:30:17Z

On 01/03/18 12:21 PM, Dan Williams wrote:
>> Note: I think the above means it won't work behind a switch on x86
>> either, will it ?
>
> The devm_memremap_pages() infrastructure allows placing the memmap in
> "System-RAM" even if the hotplugged range is in PCI space. So, even if
> it is an issue on some configurations, it's just a simple adjustment
> to where the memmap is placed.

Thanks for the confirmation Dan!

Logan