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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-05-09 09:39:13 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-05-09 09:39:13 +0200 |
commit | 10ee08292028d3d22d201a34ba7d24a085818cb3 (patch) | |
tree | cf3bff48a7eab154574355f00a4b4f27dc85ff11 /include/linux/mlx5/device.h | |
parent | 7da4b8b7378790dd1e4af1bb7522863127fa1438 (diff) | |
parent | 44549e8f5eea4e0a41b487b63e616cb089922b99 (diff) | |
download | linux-stable-10ee08292028d3d22d201a34ba7d24a085818cb3.tar.gz linux-stable-10ee08292028d3d22d201a34ba7d24a085818cb3.tar.bz2 linux-stable-10ee08292028d3d22d201a34ba7d24a085818cb3.zip |
Merge 4.6-rc7 into tty-next
We want the pty fixes in here as well so that patches can build on it.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 8156e3c9239c..b3575f392492 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -392,6 +392,17 @@ 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]; |