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authorFelix Fietkau <nbd@nbd.name>2018-04-09 09:49:44 +0200
committerFelix Fietkau <nbd@nbd.name>2018-04-19 14:38:36 +0200
commit57a7595a289e80a34f166e66f3cf9191ef772eb3 (patch)
treedbf5a762cfab0cf7429b9104274fba7ef2646176 /target/linux/mvebu/patches-4.9/300-mvneta-tx-queue-workaround.patch
parenta656ea0bdb5d3d4a4948457942e84faa5a4f5cfe (diff)
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mvebu: drop linux 4.4 and 4.9 support
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target/linux/mvebu/patches-4.9/300-mvneta-tx-queue-workaround.patch')
-rw-r--r--target/linux/mvebu/patches-4.9/300-mvneta-tx-queue-workaround.patch36
1 files changed, 0 insertions, 36 deletions
diff --git a/target/linux/mvebu/patches-4.9/300-mvneta-tx-queue-workaround.patch b/target/linux/mvebu/patches-4.9/300-mvneta-tx-queue-workaround.patch
deleted file mode 100644
index d5486e7388..0000000000
--- a/target/linux/mvebu/patches-4.9/300-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
-@@ -3838,6 +3838,16 @@ static int mvneta_ethtool_get_rxfh(struc
- return 0;
- }
-
-+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,
-@@ -3848,6 +3858,7 @@ 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 = {