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Subject: Re: [PATCH v2] net: ena: Do not waste napi skb cache
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <164369460925.12551.2952215902913305415.git-patchwork-notify@kernel.org>
Date:   Tue, 01 Feb 2022 05:50:09 +0000
References: <YfUAkA9BhyOJRT4B@ip-172-31-19-208.ap-northeast-1.compute.internal>
In-Reply-To: <YfUAkA9BhyOJRT4B@ip-172-31-19-208.ap-northeast-1.compute.internal>
To:     Hyeonggon Yoo <42.hyeyoo@gmail.com>
Cc:     netdev@vger.kernel.org, jwiedmann.dev@gmail.com,
        shayagr@amazon.com, akiyano@amazon.com, darinzon@amazon.com,
        ndagan@amazon.com, saeedb@amazon.com, davem@davemloft.net,
        daniel@iogearbox.net, sameehj@amazon.com, weiyongjun1@huawei.com,
        lorenzo@kernel.org, linux-kernel@vger.kernel.org, kuba@kernel.org
Precedence: bulk

Hello:

This patch was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@kernel.org>:

On Sat, 29 Jan 2022 08:53:36 +0000 you wrote:
> By profiling, discovered that ena device driver allocates skb by
> build_skb() and frees by napi_skb_cache_put(). Because the driver
> does not use napi skb cache in allocation path, napi skb cache is
> periodically filled and flushed. This is waste of napi skb cache.
> 
> As ena_alloc_skb() is called only in napi, Use napi_build_skb()
> and napi_alloc_skb() when allocating skb.
> 
> [...]

Here is the summary with links:
  - [v2] net: ena: Do not waste napi skb cache
    https://git.kernel.org/netdev/net-next/c/7354a426e063

You are awesome, thank you!
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