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 16C9B60BA6 for ; Tue, 13 Feb 2024 22:20:26 +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=1707862827; cv=none; b=RillmXqCUZM/UVFef3v6Xwl8fzzYa4tWmljNNaKzz54p4G1tmpCyO7BqjCZ/on9ei5BXL8NqzH+UUjLgbrHjLqgHBJExXcLfDGLhtgLHJiC0sts1ywkvZ1n/AIpi1yzDRZ6fq+xD/uFINlLj4EwKaRQkwDz9t6ddqwS7LOh7SQg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707862827; c=relaxed/simple; bh=/dEgX25dF5ESEw2ubYSxlrVY095Ksv+wxCbSbxXLiQ0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=B/9eP37Nys7Z/bdgpqJaVKe3OHi7wx0I4cRXs8m4Ik499HShsrovfxyNaioj4u6+0/pgzWcXvblSh+1Bmce0WgRme/86Uig/hUsTldRH1eSL1faBju15lEWm61KcJTSx5v3wE438+IZTW4XkrmDC0UEXDhUCBaZ6SQPqfTfEMvI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Yb1pr4Av; 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="Yb1pr4Av" Received: by smtp.kernel.org (Postfix) with ESMTPS id 90C96C433C7; Tue, 13 Feb 2024 22:20:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707862826; bh=/dEgX25dF5ESEw2ubYSxlrVY095Ksv+wxCbSbxXLiQ0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Yb1pr4AvrED1Sj/+0lS7CYI3Rx/xqAblma14NcOs5b/jYygtEsRmIZ5Q9aMlblKAz ZyK9EY1453NZsPJr6ScqCWZeWOI+ZSrQ0hPJsb+Npsic3UqjFQJEc1bQkPTYwKB0m2 a9ldVVraOIxIFDciuDUoVa8gxtpjxN77Znx/GPJ8oN2OazuL8hn2QpusSLjWdMHmcH lUsm+UQBOGGirxyVSMR50NypQKuEiANG7PG9Ioxez6A9dBis39O/IAQ/COTO+Kda5+ s7pxYvFf/V7qLbPm26ccXRVwKhVFS3b6oMJu9346/XbTI7sRiWZRDAahN75c/289o/ qb82o4wvaNNYw== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 75C0AD84BCD; Tue, 13 Feb 2024 22:20:26 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf] xsk: Add truesize to skb_add_rx_frag(). From: patchwork-bot+netdevbpf@kernel.org Message-Id: <170786282647.9415.14897324858662293485.git-patchwork-notify@kernel.org> Date: Tue, 13 Feb 2024 22:20:26 +0000 References: <20240202163221.2488589-1-bigeasy@linutronix.de> In-Reply-To: <20240202163221.2488589-1-bigeasy@linutronix.de> To: Sebastian Andrzej Siewior Cc: bpf@vger.kernel.org, bjorn@kernel.org, magnus.karlsson@intel.com, maciej.fijalkowski@intel.com, jonathan.lemon@gmail.com, tglx@linutronix.de Hello: This patch was applied to bpf/bpf.git (master) by Daniel Borkmann : On Fri, 2 Feb 2024 17:32:20 +0100 you wrote: > xsk_build_skb() allocates a page and adds it to the skb via > skb_add_rx_frag() and specifies 0 for truesize. This leads to a warning > in skb_add_rx_frag() with CONFIG_DEBUG_NET enabled because size is > larger than truesize. > > Increasing truesize requires to add the same amount to socket's > sk_wmem_alloc counter in order not to underflow the counter during > release in the destructor (sock_wfree()). > > [...] Here is the summary with links: - [bpf] xsk: Add truesize to skb_add_rx_frag(). https://git.kernel.org/bpf/bpf/c/2127c6043836 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html