redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ethtool: Ethtool parameter to dynamically change tx_copybreak 

Use new ethtool [sg]et_tunable() to set tx_copybread (inline threshold)

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Eric Dumazet 2014-10-05 12:35:21 +03:00 committed by David S. Miller
parent acea73d671
commit 1255a50554
2 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
include/uapi/linux/ethtool.h
View File

@ -212,6 +212,7 @@ struct ethtool_value {
enum tunable_id {
ETHTOOL_ID_UNSPEC,
ETHTOOL_RX_COPYBREAK,
ETHTOOL_TX_COPYBREAK,
};
enum tunable_type_id {

1
net/core/ethtool.c
View File

@ -1625,6 +1625,7 @@ static int ethtool_tunable_valid(const struct ethtool_tunable *tuna)
{
switch (tuna->id) {
case ETHTOOL_RX_COPYBREAK:
case ETHTOOL_TX_COPYBREAK:
if (tuna->len != sizeof(u32) ||
tuna->type_id != ETHTOOL_TUNABLE_U32)
return -EINVAL;