From: Jason Gunthorpe <jgg@ziepe.ca>
To: Martin Oliveira <martin.oliveira@eideticom.com>
Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pci@vger.kernel.org, linux-mm@kvack.org,
Leon Romanovsky <leon@kernel.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Logan Gunthorpe <logang@deltatee.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Tejun Heo <tj@kernel.org>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Mike Marciniszyn <mike.marciniszyn@intel.com>,
Michael Guralnik <michaelgur@nvidia.com>,
Dan Williams <dan.j.williams@intel.com>,
Ard Biesheuvel <ardb@kernel.org>,
Valentine Sinitsyn <valesini@yandex-team.ru>,
Lukas Wunner <lukas@wunner.de>
Subject: Re: [PATCH 6/6] RDMA/umem: add support for P2P RDMA
Date: Mon, 10 Jun 2024 09:11:54 -0300 [thread overview]
Message-ID: <20240610121154.GH791043@ziepe.ca> (raw)
In-Reply-To: <20240605192934.742369-7-martin.oliveira@eideticom.com>
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@deltatee.com>
> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
> Signed-off-by: Martin Oliveira <martin.oliveira@eideticom.com>
> ---
> drivers/infiniband/core/umem.c | 3 +++
> 1 file changed, 3 insertions(+)
Acked-by: Jason Gunthorpe <jgg@nvidia.com>
Jason
next prev parent reply other threads:[~2024-06-10 12:11 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-05 19:29 [PATCH 0/6] Enable P2PDMA in Userspace RDMA Martin Oliveira
2024-06-05 19:29 ` [PATCH 1/6] kernfs: create vm_operations_struct without page_mkwrite() Martin Oliveira
2024-06-05 21:43 ` Bjorn Helgaas
2024-06-06 20:54 ` Greg Kroah-Hartman
2024-06-06 21:32 ` Logan Gunthorpe
2024-06-07 5:03 ` Christoph Hellwig
2024-06-07 16:16 ` Logan Gunthorpe
2024-06-07 19:18 ` Greg Kroah-Hartman
2024-06-05 19:29 ` [PATCH 2/6] sysfs: add mmap_allocates parameter to struct bin_attribute Martin Oliveira
2024-06-05 19:29 ` [PATCH 3/6] PCI/P2PDMA: create VMA without page_mkwrite() operator Martin Oliveira
2024-06-05 21:45 ` Bjorn Helgaas
2024-06-05 19:29 ` [PATCH 4/6] mm/gup: handle ZONE_DEVICE pages in folio_fast_pin_allowed() Martin Oliveira
2024-06-05 19:29 ` [PATCH 5/6] mm/gup: allow FOLL_LONGTERM & FOLL_PCI_P2PDMA Martin Oliveira
2024-06-05 19:29 ` [PATCH 6/6] RDMA/umem: add support for P2P RDMA Martin Oliveira
2024-06-10 12:11 ` Jason Gunthorpe [this message]
2024-06-06 8:53 ` [PATCH 0/6] Enable P2PDMA in Userspace RDMA Zhu Yanjun
2024-06-06 21:32 ` Martin Oliveira
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