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authorMoni Shoua <monis@mellanox.com>2016-11-23 07:23:25 +0100
committerDoug Ledford <dledford@redhat.com>2016-12-13 19:38:49 +0100
commit5097e71f3edafad3e7d8d4f9c4a137d9aad0fae2 (patch)
tree15ade6d5d0b846fb11e797268f687cfb389eb4c8 /include
parentIB/core: Let create_ah return extended response to user (diff)
downloadlinux-5097e71f3edafad3e7d8d4f9c4a137d9aad0fae2.tar.xz
linux-5097e71f3edafad3e7d8d4f9c4a137d9aad0fae2.zip
IB/mlx5: Use kernel driver to help userspace create ah
Resolving a MAC address for a given IP address in userspace is inefficient. This patch lets mlx5 user driver using the kernel driver to resolve the mac and get the answer in the private section of the response. Signed-off-by: Moni Shoua <monis@mellanox.com> Reviewed-by: Yishai Hadas <yishaih@mellanox.com> Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/uapi/rdma/mlx5-abi.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h
index ac28729a1245..3ebf3db24c34 100644
--- a/include/uapi/rdma/mlx5-abi.h
+++ b/include/uapi/rdma/mlx5-abi.h
@@ -249,6 +249,12 @@ struct mlx5_ib_create_wq {
__u32 reserved;
};
+struct mlx5_ib_create_ah_resp {
+ __u32 response_length;
+ __u8 dmac[ETH_ALEN];
+ __u8 reserved[6];
+};
+
struct mlx5_ib_create_wq_resp {
__u32 response_length;
__u32 reserved;