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Date: Mon, 03 Oct 2022 12:40:14 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Eric Dumazet <eric.dumazet@...il.com> Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org, edumazet@...gle.com, christophe.leroy@...roup.eu, w@....eu Subject: Re: [PATCH net-next] once: add DO_ONCE_SLOW() for sleepable contexts Hello: This patch was applied to netdev/net-next.git (master) by David S. Miller <davem@...emloft.net>: On Sat, 1 Oct 2022 13:51:02 -0700 you wrote: > From: Eric Dumazet <edumazet@...gle.com> > > Christophe Leroy reported a ~80ms latency spike > happening at first TCP connect() time. > > This is because __inet_hash_connect() uses get_random_once() > to populate a perturbation table which became quite big > after commit 4c2c8f03a5ab ("tcp: increase source port perturb table to 2^16") > > [...] Here is the summary with links: - [net-next] once: add DO_ONCE_SLOW() for sleepable contexts https://git.kernel.org/netdev/net-next/c/62c07983bef9 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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