From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793228049; b=ONVTBvGKfCHRhz0sXNbhuTSTHi/4qyxAIN+YLRHKVKBjNQwM3qo6YzDTtO85UxVFcjeD VzIAAtmWAqjF4oCdSGIhwbaT9b8XRvIhvn0YXPuGyCWcSCWrzXP9KUPIg+mTYQmdg8VBq 28jZyCQ54qpPM78cT44aVfXivXwm9/8jwMTTq0I6TUNHUO1xidtt1ROafiZQm5CA5hORg uCduoKNHsGlruTn7XGwjAwH6R54etAdRT6P3Ko2ItoqDWScHDpy8pqsM4qeALF8dM4zgs M83pod2uuQPtqT6gVmbSNWjNLaxJpx/D9nc1WehRJ6kGrptyRg2Ri0Ez854CiHuwAUg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793228049; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: In-Reply-To:References:MIME-Version:Content-Type: Content-Transfer-Encoding; bh=J2JFmHQKnXzvuthRFeIJu+fw+iA/XAbaNbguxe2zCS4=; b=lL3GbMlV3dCRNOlGg7nYNQWlbQFceFtRKCn8t5CbGWdDXS5tr1eloRd82MtKK1YLrFx3 UPmqFD5M3LtLkfXOsEXMENwNj0uQ7pd9vI3hd1BJ9fauo/fZFSVzhTEfqb0mkZMi+OOcp jjD6Jmoi6SltOZS5gpmYzzTILBNwThlhWpP/s+vg/naeakUcQNweQXyXGL9CK1tLFDyE+ dm+z14eDf71+Adt34KHWjtN/vX8AfFQY83rbli3yBhlm7L/nIqb1CmO08T3roTeh7GTNb KvmnZglZrr4C/VLOUbJ3a2npogixLASV4YQvtCTsSLds7aE4mA1rbi/jtcGXnUCJ9og== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=WhGFUVTE; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0EEFE606A31C; Wed, 28 Oct 2026 22:54:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=WhGFUVTE Received: by smtp.kernel.org (Postfix) with ESMTPSA id E130C1F01825; Wed, 28 Oct 2026 22:54:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793228048; bh=J2JFmHQKnXzvuthRFeIJu+fw+iA/XAbaNbguxe2zCS4=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=WhGFUVTEM6tytriTUoc6gHMhGzY16YKQFA5sMaTPmS8x6Qjv9xcTYiggRDUVBEtCQ WOHt6dPjyCpicCM9a1vkFygQ4EzIcthg2pfyGa4fTmt7rG8TNVLn7nXN5zPtfaA2OV sW+emRvJuNBcD086YSsJEjwyMM2AWdmDwBvXb2Xe8qXJqc2Kq8VPvcu0gHdNn/rDYl HNNRzuw07POf3puuhnybvm+VSoNYHmGNx8YvNK9s3Ka2MSSpieaiGz1pR1iwsv8S7B TDp34QmCu8uXmf5tO7ImeHkail5h9uO2Hx0S2zhFREOtVBsYfcI69Rt8GkmcKDfmQA jTQNbad13i6cA== Date: Wed, 28 Oct 2026 15:53:58 -0700 From: Jakub Kicinski To: Zhewei Yuan Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Eric Dumazet , Neal Cardwell , Kuniyuki Iwashima , "David S. Miller" , Paolo Abeni , Simon Horman Subject: Re: [PATCH net v2] tcp: Fix fastreuse cache initialization on first bind Message-ID: <20261028155358.10d03bae@kernel.org> In-Reply-To: <20261026095208.58504-1-yzwlhm@gmail.com> References: <20261026095208.58504-1-yzwlhm@gmail.com> X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 26 Oct 2026 09:52:07 +0000 Zhewei Yuan wrote: > inet_csk_update_fastreuse() initializes the reuse caches only when > tb->bhash2 is empty, but both inet_csk_get_port() and > __inet_inherit_port() link tb2 before calling it, so the first-bind > branch is never taken. Applied, thanks! -- pw-bot: accept