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[142.68.80.239]) by smtp.gmail.com with ESMTPSA id bg41-20020a056820082900b005aa6c0a9b3csm3063951oob.30.2024.04.17.07.51.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Apr 2024 07:51:07 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.95) (envelope-from ) id 1rx6cs-00CDTX-BT; Wed, 17 Apr 2024 11:51:06 -0300 Date: Wed, 17 Apr 2024 11:51:06 -0300 From: Jason Gunthorpe To: Konstantin Taranov Cc: kotaranov@microsoft.com, sharmaajay@microsoft.com, longli@microsoft.com, leon@kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH rdma-next 2/2] RDMA/mana_ib: Implement get_dma_mr Message-ID: <20240417145106.GV223006@ziepe.ca> References: <1713363659-30156-1-git-send-email-kotaranov@linux.microsoft.com> <1713363659-30156-3-git-send-email-kotaranov@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1713363659-30156-3-git-send-email-kotaranov@linux.microsoft.com> On Wed, Apr 17, 2024 at 07:20:59AM -0700, Konstantin Taranov wrote: > From: Konstantin Taranov > > Implement allocation of DMA-mapped memory regions. > > Signed-off-by: Konstantin Taranov > --- > drivers/infiniband/hw/mana/device.c | 1 + > drivers/infiniband/hw/mana/mr.c | 36 +++++++++++++++++++++++++++++ > include/net/mana/gdma.h | 5 ++++ > 3 files changed, 42 insertions(+) What is the point of doing this without supporting enough verbs to allow a kernel ULP? Jason