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 231852E9745 for ; Fri, 11 Jul 2025 14:40:00 +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=1752244801; cv=none; b=OQ2haUM2NUC74RSj7I7XNh9zIEQ+AHKjf2z3cKEKHYt4DO0EmF3EkNkvec1STFOmlMLRmK7fB0cruyw6q+0x+OdNWmmva0onKtEyTwLe1NKVdUcq/DCpZGMOERuucoipsbhuhrz/kS+P+md97l/BGQpxtAiKXfZl5qwdnGb2JjI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752244801; c=relaxed/simple; bh=n/ztxWWH8YX4BQNpqgSMZwiVTtS9ggIx2KJ5A9xAD5s=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=fB7StDDikjozNHbeWXG4pLHe/3CnAqUA9AtXldXic3aQG7xGawLl8UHUO/KrnHbnvYmDUcVWEVYj80RIPoDISUYh3QNeEKlgQ2rNgSfwKzK2RYgtYMgyh1CLdc9vyHFbjqQGTZhhOHkHdV5OafA9Sjl64snYYVfXmEVtcKNJJls= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=g86BiwWC; 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="g86BiwWC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B7B78C4CEED; Fri, 11 Jul 2025 14:40:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752244800; bh=n/ztxWWH8YX4BQNpqgSMZwiVTtS9ggIx2KJ5A9xAD5s=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=g86BiwWCz14UkT6ZR/iTFTiAm03GIzCUkiLF5yf7NkRbo0jbQM4b1hHrbsHwNG4pl 4yxAIoC/HWKZ7fRoeyV0Ca/JOm+q2WTJz1maY7bF0Nj4jCbW1wmbqBy97Zkgalhbpw tZd01wnotGQJzYKaU/TGakHeX59M+0RJKCRivqmK0MPmVkQ/cgDU8BDHMjwW4VyFYP bt9uOtWngfhPoLRDHZPtuIohtMILmrKvjOaz9Kn7ASFFnqPMyyM854vgGO7tIKUnXv t1R3i0Gj1smdMnldAW/UcLXYDB5QShB9lmcDFWG/k4F2NQM2nt1TKhKI2lcbyN3cha /69TURXCjnepQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id EAB65383B275; Fri, 11 Jul 2025 14:40:23 +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] netlink: make sure we allow at least one dump skb From: patchwork-bot+netdevbpf@kernel.org Message-Id: <175224482250.2294782.17461362923703859683.git-patchwork-notify@kernel.org> Date: Fri, 11 Jul 2025 14:40:22 +0000 References: <20250711001121.3649033-1-kuba@kernel.org> In-Reply-To: <20250711001121.3649033-1-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, m.szyprowski@samsung.com, kuniyu@google.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Thu, 10 Jul 2025 17:11:21 -0700 you wrote: > Commit under Fixes tightened up the memory accounting for Netlink > sockets. Looks like the accounting is too strict for some existing > use cases, Marek reported issues with nl80211 / WiFi iw CLI. > > To reduce number of iterations Netlink dumps try to allocate > messages based on the size of the buffer passed to previous > recvmsg() calls. If user space uses a larger buffer in recvmsg() > than sk_rcvbuf we will allocate an skb we won't be able to queue. > > [...] Here is the summary with links: - [net] netlink: make sure we allow at least one dump skb https://git.kernel.org/netdev/net/c/a215b5723922 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html