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authorHadar Hen Zion <hadarh@mellanox.com>2015-06-11 10:28:16 +0300
committerDavid S. Miller <davem@davemloft.net>2015-06-11 00:36:37 -0700
commita4244b0cf58d56c171874e85228ba5deffeb017a (patch)
treef012cd8e97c0b9e91b8b64c554c6118bbbe94928 /net/core
parentde847254036e1ca7e60dad84ddef46b5664146d0 (diff)
net/ethtool: Add current supported tunable options
Add strings array of the current supported tunable options. Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com> Reviewed-by: Amir Vadai <amirv@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/ethtool.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index eb0c3ace7458..b495ab1797fa 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -106,6 +106,13 @@ rss_hash_func_strings[ETH_RSS_HASH_FUNCS_COUNT][ETH_GSTRING_LEN] = {
[ETH_RSS_HASH_XOR_BIT] = "xor",
};
+static const char
+tunable_strings[__ETHTOOL_TUNABLE_COUNT][ETH_GSTRING_LEN] = {
+ [ETHTOOL_ID_UNSPEC] = "Unspec",
+ [ETHTOOL_RX_COPYBREAK] = "rx-copybreak",
+ [ETHTOOL_TX_COPYBREAK] = "tx-copybreak",
+};
+
static int ethtool_get_features(struct net_device *dev, void __user *useraddr)
{
struct ethtool_gfeatures cmd = {
@@ -194,6 +201,9 @@ static int __ethtool_get_sset_count(struct net_device *dev, int sset)
if (sset == ETH_SS_RSS_HASH_FUNCS)
return ARRAY_SIZE(rss_hash_func_strings);
+ if (sset == ETH_SS_TUNABLES)
+ return ARRAY_SIZE(tunable_strings);
+
if (ops->get_sset_count && ops->get_strings)
return ops->get_sset_count(dev, sset);
else
@@ -211,6 +221,8 @@ static void __ethtool_get_strings(struct net_device *dev,
else if (stringset == ETH_SS_RSS_HASH_FUNCS)
memcpy(data, rss_hash_func_strings,
sizeof(rss_hash_func_strings));
+ else if (stringset == ETH_SS_TUNABLES)
+ memcpy(data, tunable_strings, sizeof(tunable_strings));
else
/* ops->get_strings is valid because checked earlier */
ops->get_strings(dev, stringset, data);

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