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Diffstat (limited to 'net/core/ethtool.c')
-rw-r--r--net/core/ethtool.c35
1 files changed, 28 insertions, 7 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 794cf57078c..82cae3bca78 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -197,7 +197,10 @@ static int ethtool_set_settings(struct net_device *dev, void __user *useraddr)
return dev->ethtool_ops->set_settings(dev, &cmd);
}
-static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr)
{
struct ethtool_drvinfo info;
const struct ethtool_ops *ops = dev->ethtool_ops;
@@ -232,7 +235,10 @@ static int ethtool_get_drvinfo(struct net_device *dev, void __user *useraddr)
return 0;
}
-static int ethtool_set_rxnfc(struct net_device *dev, void __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_set_rxnfc(struct net_device *dev, void __user *useraddr)
{
struct ethtool_rxnfc cmd;
@@ -245,7 +251,10 @@ static int ethtool_set_rxnfc(struct net_device *dev, void __user *useraddr)
return dev->ethtool_ops->set_rxnfc(dev, &cmd);
}
-static int ethtool_get_rxnfc(struct net_device *dev, void __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_get_rxnfc(struct net_device *dev, void __user *useraddr)
{
struct ethtool_rxnfc info;
const struct ethtool_ops *ops = dev->ethtool_ops;
@@ -317,7 +326,10 @@ static void __rx_ntuple_filter_add(struct ethtool_rx_ntuple_list *list,
list->count++;
}
-static int ethtool_set_rx_ntuple(struct net_device *dev, void __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_set_rx_ntuple(struct net_device *dev, void __user *useraddr)
{
struct ethtool_rx_ntuple cmd;
const struct ethtool_ops *ops = dev->ethtool_ops;
@@ -788,7 +800,10 @@ static int ethtool_set_eeprom(struct net_device *dev, void __user *useraddr)
return ret;
}
-static int ethtool_get_coalesce(struct net_device *dev, void __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_get_coalesce(struct net_device *dev, void __user *useraddr)
{
struct ethtool_coalesce coalesce = { .cmd = ETHTOOL_GCOALESCE };
@@ -802,7 +817,10 @@ static int ethtool_get_coalesce(struct net_device *dev, void __user *useraddr)
return 0;
}
-static int ethtool_set_coalesce(struct net_device *dev, void __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_set_coalesce(struct net_device *dev, void __user *useraddr)
{
struct ethtool_coalesce coalesce;
@@ -1212,7 +1230,10 @@ static int ethtool_set_value(struct net_device *dev, char __user *useraddr,
return actor(dev, edata.data);
}
-static int ethtool_flash_device(struct net_device *dev, char __user *useraddr)
+/*
+ * noinline attribute so that gcc doesnt use too much stack in dev_ethtool()
+ */
+static noinline int ethtool_flash_device(struct net_device *dev, char __user *useraddr)
{
struct ethtool_flash efl;