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Message-Id: <166450446690.30186.16482162810476880962.git-patchwork-notify@kernel.org> Date: Fri, 30 Sep 2022 02:21:06 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Paolo Abeni <pabeni@...hat.com> Cc: netdev@...r.kernel.org, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, alexanderduyck@...com Subject: Re: [PATCH net-next v4] net: skb: introduce and use a single page frag cache Hello: This patch was applied to netdev/net-next.git (master) by Jakub Kicinski <kuba@...nel.org>: On Wed, 28 Sep 2022 10:43:09 +0200 you wrote: > After commit 3226b158e67c ("net: avoid 32 x truesize under-estimation > for tiny skbs") we are observing 10-20% regressions in performance > tests with small packets. The perf trace points to high pressure on > the slab allocator. > > This change tries to improve the allocation schema for small packets > using an idea originally suggested by Eric: a new per CPU page frag is > introduced and used in __napi_alloc_skb to cope with small allocation > requests. > > [...] Here is the summary with links: - [net-next,v4] net: skb: introduce and use a single page frag cache https://git.kernel.org/netdev/net-next/c/dbae2b062824 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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