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authorYishai Hadas <yishaih@mellanox.com>2014-07-08 12:25:23 +0400
committerDavid S. Miller <davem@davemloft.net>2014-07-09 06:58:44 +0400
commitd5b8dff0073d782f3169e510fd9445f1f56994e2 (patch)
tree020e449a8e2223864a04d36aa3aeb0928ffb7359 /drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
parent49a1e4f6b7e78fed9ab36ebbb9d88656885255a4 (diff)
downloadlinux-d5b8dff0073d782f3169e510fd9445f1f56994e2.tar.xz
net/mlx4_en: Do not count LLC/SNAP in MTU calculation
LLC/SNAP 8 bytes should not be added as part of header calculation. If used, payload will be decreased accordingly. For MTU of 1500 we'll set 1522 instead of 1523. Signed-off-by: Yishai Hadas <yishaih@mellanox.com> Reviewed-by: Liran Liss <liranl@mellanox.com> Signed-off-by: Eugenia Emantayev <eugenia@mellanox.com> Signed-off-by: Amir Vadai <amirv@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/mlx4_en.h')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4_en.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index 0e15295bedd6..01011d4a7cbb 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -152,8 +152,6 @@ enum {
#define MLX4_EN_TX_POLL_MODER 16
#define MLX4_EN_TX_POLL_TIMEOUT (HZ / 4)
-#define ETH_LLC_SNAP_SIZE 8
-
#define SMALL_PACKET_SIZE (256 - NET_IP_ALIGN)
#define HEADER_COPY_SIZE (128 - NET_IP_ALIGN)
#define MLX4_LOOPBACK_TEST_PAYLOAD (HEADER_COPY_SIZE - ETH_HLEN)