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author | Hauke Mehrtens <hauke@hauke-m.de> | 2020-02-29 16:52:03 +0100 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2020-03-12 09:28:27 +0100 |
commit | aae8bdbf8960cd58dc359cc5fa320c900d049f66 (patch) | |
tree | 64a9e6d79c8732423a74705486c4cd6d8603b95c /target/linux/mvebu/patches-4.14/300-mvneta-tx-queue-workaround.patch | |
parent | 353cafbec68c2c46f315263e66065d5b818fdc1e (diff) | |
download | upstream-aae8bdbf8960cd58dc359cc5fa320c900d049f66.tar.gz upstream-aae8bdbf8960cd58dc359cc5fa320c900d049f66.tar.bz2 upstream-aae8bdbf8960cd58dc359cc5fa320c900d049f66.zip |
mvebu: Remove kernel 4.14 support
This target was switched to kernel 4.19 more than 6 months ago in commit
f342ffd300da ("treewide: kernel: bump some targets to 4.19") and now
with kernel 5.4 support being added it gets harder to support kernel
4.14 in addition to kernel 4.19 and 5.4.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Diffstat (limited to 'target/linux/mvebu/patches-4.14/300-mvneta-tx-queue-workaround.patch')
-rw-r--r-- | target/linux/mvebu/patches-4.14/300-mvneta-tx-queue-workaround.patch | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/target/linux/mvebu/patches-4.14/300-mvneta-tx-queue-workaround.patch b/target/linux/mvebu/patches-4.14/300-mvneta-tx-queue-workaround.patch deleted file mode 100644 index f21f8083ee..0000000000 --- a/target/linux/mvebu/patches-4.14/300-mvneta-tx-queue-workaround.patch +++ /dev/null @@ -1,35 +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 -@@ -3961,6 +3961,15 @@ static int mvneta_ethtool_set_wol(struct - return ret; - } - -+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, -@@ -3971,6 +3980,7 @@ 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, - }; - - static const struct ethtool_ops mvneta_eth_tool_ops = { |