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author | Felix Fietkau <nbd@nbd.name> | 2017-02-13 11:02:06 +0100 |
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committer | Felix Fietkau <nbd@nbd.name> | 2017-04-12 09:51:34 +0200 |
commit | 51397d7d95d9f5e210a5557f65de1fa21e6f5921 (patch) | |
tree | 0aee85f945fa4dc3e861c48dbf981d71a48cde92 /target/linux/mvebu/patches-4.4/400-mvneta-tx-queue-workaround.patch | |
parent | fc28830b6f0cd5fe9650d6c9cc750e19665d3a59 (diff) | |
download | upstream-51397d7d95d9f5e210a5557f65de1fa21e6f5921.tar.gz upstream-51397d7d95d9f5e210a5557f65de1fa21e6f5921.tar.bz2 upstream-51397d7d95d9f5e210a5557f65de1fa21e6f5921.zip |
mvebu: remove linux 4.4 support
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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 = { |