From: patchwork-bot+netdevbpf@kernel.org
To: Coco Li <lixiaoyan@google.com>
Cc: davem@davemloft.net, dsahern@kernel.org, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, shuah@kernel.org,
asml.silence@gmail.com, shakeelb@google.com,
socketcan@hartkopp.net, viro@zeniv.linux.org.uk,
netdev@vger.kernel.org, inux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org
Subject: Re: [PATCH net-next 1/2] net-zerocopy: Reduce compound page head access
Date: Wed, 22 Mar 2023 14:40:28 +0000 [thread overview]
Message-ID: <167949602889.14303.13192517538159198890.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230321081202.2370275-1-lixiaoyan@google.com>
Hello:
This series was applied to netdev/net-next.git (main)
by Paolo Abeni <pabeni@redhat.com>:
On Tue, 21 Mar 2023 16:12:01 +0800 you wrote:
> From: Xiaoyan Li <lixiaoyan@google.com>
>
> When compound pages are enabled, although the mm layer still
> returns an array of page pointers, a subset (or all) of them
> may have the same page head since a max 180kb skb can span 2
> hugepages if it is on the boundary, be a mix of pages and 1 hugepage,
> or fit completely in a hugepage. Instead of referencing page head
> on all page pointers, use page length arithmetic to only call page
> head when referencing a known different page head to avoid touching
> a cold cacheline.
>
> [...]
Here is the summary with links:
- [net-next,1/2] net-zerocopy: Reduce compound page head access
https://git.kernel.org/netdev/net-next/c/593ef60c7445
- [net-next,2/2] selftests/net: Add SHA256 computation over data sent in tcp_mmap
https://git.kernel.org/netdev/net-next/c/5c5945dc695c
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2023-03-22 14:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-21 8:12 [PATCH net-next 1/2] net-zerocopy: Reduce compound page head access Coco Li
2023-03-21 8:12 ` [PATCH net-next 2/2] selftests/net: Add SHA256 computation over data sent in tcp_mmap Coco Li
2023-03-22 2:53 ` [PATCH net-next 1/2] net-zerocopy: Reduce compound page head access Eric Dumazet
2023-03-22 14:40 ` patchwork-bot+netdevbpf [this message]
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