diff options
Diffstat (limited to 'target/linux/mvebu/patches-4.4/400-mvneta-tx-queue-workaround.patch')
| -rw-r--r-- | target/linux/mvebu/patches-4.4/400-mvneta-tx-queue-workaround.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/target/linux/mvebu/patches-4.4/400-mvneta-tx-queue-workaround.patch b/target/linux/mvebu/patches-4.4/400-mvneta-tx-queue-workaround.patch deleted file mode 100644 index 5dba311d93..0000000000 --- a/target/linux/mvebu/patches-4.4/400-mvneta-tx-queue-workaround.patch +++ /dev/null @@ -1,36 +0,0 @@ -The hardware queue scheduling is apparently configured with fixed -priorities, which creates a nasty fairness issue where traffic from one -CPU can starve traffic from all other CPUs. - -Work around this issue by forcing all tx packets to go through one CPU, -until this issue is fixed properly. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- ---- a/drivers/net/ethernet/marvell/mvneta.c -+++ b/drivers/net/ethernet/marvell/mvneta.c -@@ -3984,6 +3984,16 @@ static int mvneta_ethtool_set_eee(struct - return phylink_ethtool_set_eee(pp->phylink, eee); - } - -+static u16 mvneta_select_queue(struct net_device *dev, struct sk_buff *skb, -+ void *accel_priv, -+ select_queue_fallback_t fallback) -+{ -+ /* XXX: hardware queue scheduling is broken, -+ * use only one queue until it is fixed */ -+ return 0; -+} -+ -+ - static const struct net_device_ops mvneta_netdev_ops = { - .ndo_open = mvneta_open, - .ndo_stop = mvneta_stop, -@@ -3994,6 +4004,7 @@ static const struct net_device_ops mvnet - .ndo_fix_features = mvneta_fix_features, - .ndo_get_stats64 = mvneta_get_stats64, - .ndo_do_ioctl = mvneta_ioctl, -+ .ndo_select_queue = mvneta_select_queue, - }; - - const struct ethtool_ops mvneta_eth_tool_ops = { |