On Wed, 10 Jan 2024 at 17:45, Tomasz Maciej Nowak wrote:
>
> From: Tomasz Maciej Nowak
>
> Because some still unresolved bugs in this driver, which sprout
> occasional questions what this patch works around, point to the issue
> which started this. Being here, fill headers required by git am.
>
> Signed-off-by: Tomasz Maciej Nowak
Hi,
Thanks for doing this, but can you please rebase as 5.15 was dropped.
Regards,
Robert
> ---
> .../mvebu/patches-5.15/700-mvneta-tx-queue-workaround.patch | 5 +
> .../mvebu/patches-6.1/700-mvneta-tx-queue-workaround.patch | 5 +
> 2 files changed, 10 insertions(+)
>
> diff --git
> a/target/linux/mvebu/patches-5.15/700-mvneta-tx-queue-workaround.patch
> b/target/linux/mvebu/patches-5.15/700-mvneta-tx-queue-workaround.patch
> index 32e8ef4b7d87..039dbc06dd04 100644
> --- a/target/linux/mvebu/patches-5.15/700-mvneta-tx-queue-workaround.patch
> +++ b/target/linux/mvebu/patches-5.15/700-mvneta-tx-queue-workaround.patch
> @@ -1,3 +1,6 @@
> +From: Felix Fietkau
> +Subject: mvneta: tx queue workaround
> +
> 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.
> @@ -5,6 +8,8 @@ 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.
>
> +Ref: https://github.com/openwrt/openwrt/issues/5411
> +
> Signed-off-by: Felix Fietkau
> ---
> --- a/drivers/net/ethernet/marvell/mvneta.c
> diff --git
> a/target/linux/mvebu/patches-6.1/700-mvneta-tx-queue-workaround.patch
> b/target/linux/mvebu/patches-6.1/700-mvneta-tx-queue-workaround.patch
> index 15762be81d40..f80d4e301ada 100644
> --- a/target/linux/mvebu/patches-6.1/700-mvneta-tx-queue-workaround.patch
> +++ b/target/linux/mvebu/patches-6.1/700-mvneta-tx-queue-workaround.patch
> @@ -1,3 +1,6 @@
> +From: Felix Fietkau
> +Subject: mvneta: tx queue workaround
> +
> 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.
> @@ -5,6 +8,8 @@ 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.
>
> +Ref: https://github.com/openwrt/openwrt/issues/5411
> +
> Signed-off-by: Felix Fietkau
> ---
> --- a/drivers/net/ethernet/marvell/mvneta.c
> --
> 2.43.0
>
>
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