From: patchwork-bot+netdevbpf@kernel.org
To: Dexuan Cui <decui@microsoft.com>
Cc: kys@microsoft.com, haiyangz@microsoft.com, wei.liu@kernel.org,
longli@microsoft.com, andrew+netdev@lunn.ch, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
kotaranov@microsoft.com, horms@kernel.org,
ernis@linux.microsoft.com, dipayanroy@linux.microsoft.com,
kees@kernel.org, jacob.e.keller@intel.com,
ssengar@linux.microsoft.com, linux-hyperv@vger.kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-rdma@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH net v3 0/2] Fix MANA RX with bounce buffering
Date: Thu, 09 Jul 2026 08:40:11 +0000 [thread overview]
Message-ID: <178358641138.3333608.7004028070817400784.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260702041237.617719-1-decui@microsoft.com>
Hello:
This series was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@redhat.com>:
On Wed, 1 Jul 2026 21:12:35 -0700 you wrote:
> With swiotlb=force, the MANA NIC fails to work properly due to commit
> 730ff06d3f5c ("net: mana: Use page pool fragments for RX buffers instead
> of full pages to improve memory efficiency.").
>
> This happens because, with the standard MTU=1500, the aforementioned
> commit uses page pool frags with PP_FLAG_DMA_MAP, but fails to call
> page_pool_dma_sync_for_cpu() to sync the received packet for CPU acces
> before handing the RX buffer to the stack.
>
> [...]
Here is the summary with links:
- [net,v3,1/2] net: mana: Validate the packet length reported by the NIC
https://git.kernel.org/netdev/net/c/2e2a83b4998a
- [net,v3,2/2] net: mana: Sync page pool RX frags for CPU
https://git.kernel.org/netdev/net/c/c72a0f09c57f
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-07-09 8:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-02 4:12 [PATCH net v3 0/2] Fix MANA RX with bounce buffering Dexuan Cui
2026-07-02 4:12 ` [PATCH net v3 1/2] net: mana: Validate the packet length reported by the NIC Dexuan Cui
2026-07-08 10:57 ` Paolo Abeni
2026-07-08 14:15 ` [EXTERNAL] " Dexuan Cui
2026-07-02 4:12 ` [PATCH net v3 2/2] net: mana: Sync page pool RX frags for CPU Dexuan Cui
2026-07-09 8:40 ` patchwork-bot+netdevbpf [this message]
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