From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B6F1031281D; Mon, 5 May 2025 23:50:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746489045; cv=none; b=dtHHdrH6c3IYApX7bp2nkm33LVdvN8eRhzzliwOF5ayQ6Htrjh29QiIvwiC+0fb1L/30JHe7QD7u+S7Ud71Bueex+BxPaMu2HzCzWGlrUKKRbAyMTAUGBSSRoxw5qZ/K1FSMR9ztTw05OviC0TAq/y1eLz4ScYwQL4O3KmZmACg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746489045; c=relaxed/simple; bh=9tjhNDn0NgbadNYoCcvnypG2qb/hyPzLaYytJs+fY9g=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=FGNSOehpfiHhhKOMSbyF+47i9m20oMXqyyecFOAOLdo2TjbjbuYN4nxV9byHHBa4ow2yFm4c+CRTJsrOuIQzhEX8KfXC3fWUKuPAhdKsJxcVipUVE9DjdWJV1eVdaxMeRkRsbQXVziqq4ltZlZSeLfoe+fVl4c7NrXO7MhuMZiA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=h/YKpv43; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="h/YKpv43" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3C8A5C4CEE4; Mon, 5 May 2025 23:50:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746489045; bh=9tjhNDn0NgbadNYoCcvnypG2qb/hyPzLaYytJs+fY9g=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=h/YKpv4334p9MTxmphcHTXw0eh/la2yf8vQWRJJJwYhSAqC/9B6j36zlG33aNaZg3 zowRVJSaS3msm1T21BKtGvCHp9ujDCAd1Bas2s1HMJevgrQgRXgXHY76jebA+C/dxX wxhZMQX0JjUKOzpv95RBuRy5PZNluw7R4NdYe64lT9CCFXEPrKlhs7YvSPnBjPd3M7 vUmihzmZABofcrQUH3QeqVu75Eengyj+i2hj7H+h101Lhi4KsKRGKXaCBpyqnOvxjs tONpZMdkBdpwOYtdJ7/4J+fZlrzGDjTlJfAUuj55B66Dj2+iSi1CzZp2dwebKUS9ZN lvADnD+5fTbMA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id ADD42380CFD9; Mon, 5 May 2025 23:51:25 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v2] virtio-net: don't re-enable refill work too early when NAPI is disabled From: patchwork-bot+netdevbpf@kernel.org Message-Id: <174648908424.967302.11832658516748544814.git-patchwork-notify@kernel.org> Date: Mon, 05 May 2025 23:51:24 +0000 References: <20250430163758.3029367-1-kuba@kernel.org> In-Reply-To: <20250430163758.3029367-1-kuba@kernel.org> To: Jakub Kicinski Cc: davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org, minhquangbui99@gmail.com, mst@redhat.com, jasowang@redhat.com, xuanzhuo@linux.alibaba.com, eperezma@redhat.com, romieu@fr.zoreil.com, kuniyu@amazon.com, virtualization@lists.linux.dev Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 30 Apr 2025 09:37:58 -0700 you wrote: > Commit 4bc12818b363 ("virtio-net: disable delayed refill when pausing rx") > fixed a deadlock between reconfig paths and refill work trying to disable > the same NAPI instance. The refill work can't run in parallel with reconfig > because trying to double-disable a NAPI instance causes a stall under the > instance lock, which the reconfig path needs to re-enable the NAPI and > therefore unblock the stalled thread. > > [...] Here is the summary with links: - [net,v2] virtio-net: don't re-enable refill work too early when NAPI is disabled https://git.kernel.org/netdev/net/c/1e20324b23f0 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html