Re: [PATCH 6/6] RDMA/umem: add support for P2P RDMA

From: Jason Gunthorpe
Date: Mon Jun 10 2024 - 08:12:12 EST


On Wed, Jun 05, 2024 at 01:29:34PM -0600, Martin Oliveira wrote:
> If the device supports P2PDMA, add the FOLL_PCI_P2PDMA flag
>
> This allows ibv_reg_mr() and friends to use P2PDMA memory that has been
> mmaped into userspace for MRs in IB and RDMA transactions.
>
> Co-developed-by: Logan Gunthorpe <logang@xxxxxxxxxxxx>
> Signed-off-by: Logan Gunthorpe <logang@xxxxxxxxxxxx>
> Signed-off-by: Martin Oliveira <martin.oliveira@xxxxxxxxxxxxx>
> ---
> drivers/infiniband/core/umem.c | 3 +++
> 1 file changed, 3 insertions(+)

Acked-by: Jason Gunthorpe <jgg@xxxxxxxxxx>

Jason