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[156.34.49.251]) by smtp.gmail.com with ESMTPSA id r16sm745990qkm.59.2019.04.24.06.04.41 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 24 Apr 2019 06:04:41 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1hJHZo-0001QU-Eo; Wed, 24 Apr 2019 10:04:40 -0300 Date: Wed, 24 Apr 2019 10:04:40 -0300 From: Jason Gunthorpe To: Leon Romanovsky Cc: Doug Ledford , Leon Romanovsky , RDMA mailing list , Ariel Levkovich , Eli Cohen , Mark Bloch , Saeed Mahameed , linux-netdev Subject: Re: [PATCH rdma-next 4/8] IB/mlx5: Add steering SW ICM device memory type Message-ID: <20190424130440.GA5196@ziepe.ca> References: <20190331164450.23618-1-leon@kernel.org> <20190331164450.23618-5-leon@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190331164450.23618-5-leon@kernel.org> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Sun, Mar 31, 2019 at 07:44:46PM +0300, Leon Romanovsky wrote: > From: Ariel Levkovich > > This patch adds support for allocating, deallocating and registering > a new device memory type, STEERING_SW_ICM. > This memory can be allocated and used by a privileged user for direct > rule insertion and management of the device's steering tables. > > The type is provided by the user via the dedicated attribute in > the alloc_dm ioctl command. > > Signed-off-by: Ariel Levkovich > Reviewed-by: Eli Cohen > Reviewed-by: Mark Bloch > Signed-off-by: Leon Romanovsky > drivers/infiniband/hw/mlx5/Kconfig | 2 +- > drivers/infiniband/hw/mlx5/cmd.c | 127 +++++++++++++++++++- > drivers/infiniband/hw/mlx5/cmd.h | 6 +- > drivers/infiniband/hw/mlx5/main.c | 136 +++++++++++++++++++++- > drivers/infiniband/hw/mlx5/mlx5_ib.h | 17 +++ > drivers/infiniband/hw/mlx5/mr.c | 7 ++ > include/uapi/rdma/mlx5_user_ioctl_verbs.h | 2 + > 7 files changed, 291 insertions(+), 6 deletions(-) > > diff --git a/drivers/infiniband/hw/mlx5/Kconfig b/drivers/infiniband/hw/mlx5/Kconfig > index 8d651c05de62..347d457fcb2f 100644 > +++ b/drivers/infiniband/hw/mlx5/Kconfig > @@ -1,6 +1,6 @@ > config MLX5_INFINIBAND > tristate "Mellanox 5th generation network adapters (ConnectX series) support" > - depends on NETDEVICES && ETHERNET && PCI && MLX5_CORE > + depends on NETDEVICES && ETHERNET && PCI && MLX5_CORE && PHYS_ADDR_T_64BIT Why do we need this? Jason