[PATCH net v2] net: airoha: Fix possible TX queue stall in airoha_qdma_tx_napi_poll()
patchwork-bot+netdevbpf at kernel.org
patchwork-bot+netdevbpf at kernel.org
Mon Apr 20 14:59:44 PDT 2026
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba at kernel.org>:
On Thu, 16 Apr 2026 12:30:12 +0200 you wrote:
> Since multiple net_device TX queues can share the same hw QDMA TX queue,
> there is no guarantee we have inflight packets queued in hw belonging to a
> net_device TX queue stopped in the xmit path because hw QDMA TX queue
> can be full. In this corner case the net_device TX queue will never be
> re-activated. In order to avoid any potential net_device TX queue stall,
> we need to wake all the net_device TX queues feeding the same hw QDMA TX
> queue in airoha_qdma_tx_napi_poll routine.
>
> [...]
Here is the summary with links:
- [net,v2] net: airoha: Fix possible TX queue stall in airoha_qdma_tx_napi_poll()
https://git.kernel.org/netdev/net/c/b94769eb2f30
You are awesome, thank you!
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