diff options
author | David S. Miller <davem@davemloft.net> | 2016-05-04 00:52:29 -0400 |
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committer | David S. Miller <davem@davemloft.net> | 2016-05-04 00:52:29 -0400 |
commit | cba653210056cf47cc1969f831f05ddfb99ee2bd (patch) | |
tree | 92d93a3eee5b12d77af3696b9da8026e71df5752 /include/linux/mlx5/device.h | |
parent | 26879da58711aa604a1b866cbeedd7e0f78f90ad (diff) | |
parent | 7391daf2ffc780679d6ab3fad1db2619e5dd2c2a (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
net/ipv4/ip_gre.c
Minor conflicts between tunnel bug fixes in net and
ipv6 tunnel cleanups in net-next.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/mlx5/device.h')
-rw-r--r-- | include/linux/mlx5/device.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 6bd429b53b77..8fecd6d6f814 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -393,6 +393,17 @@ enum { MLX5_CAP_OFF_CMDIF_CSUM = 46, }; +enum { + /* + * Max wqe size for rdma read is 512 bytes, so this + * limits our max_sge_rd as the wqe needs to fit: + * - ctrl segment (16 bytes) + * - rdma segment (16 bytes) + * - scatter elements (16 bytes each) + */ + MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16 +}; + struct mlx5_inbox_hdr { __be16 opcode; u8 rsvd[4]; |