From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 D281028CF5D; Sat, 26 Sep 2026 00:41:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790383279; cv=none; b=GuUZfpHBwWxRHSgRbN2TAzIxet7IM453k5gTkAU7JDcLzHIVJD/QbRFTBW52aDmDUK+UKT6RwYBuYZfPkF3STczYpQKbq58cASoYQ6HYtIzgrJHUn6bQJ1+a+7Fc2KbL6sFfoMn7KDCkmNzps7O+IZeE9wN+ZsFARyZIqkBpKbQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790383279; c=relaxed/simple; bh=UnOmKpUyjCwNAYFMEO/ulDCuAXLCwa836GzhplAsn6U=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=olDBQ0uFuVCRSfOSBQspKIzrT+ENuBz3yxsvROw/MCaXxpHdvwht7vaMsgi+/x/fkKdxqStRcQWDaN0fHL/fY9ZAfFEAL1qd8ZJ8PJBbnetZnkESXYHGwr/sgfCIKP2hvwNpO2aP9KEADnTN0gF8Ajopb0hveG/4OxZzUO8j9kY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=AIhrZaVD; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="AIhrZaVD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 585741F000FF; Sat, 26 Sep 2026 00:41:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1790383277; bh=HVdZUf3lyla+VqjgWf2ZPd9SS1sMyxqXLi/vbv8Snsg=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=AIhrZaVDc/szRb+tvspRfkXQShjdOsyXpZi4duwufeoEBj2FYFxeM3/CBaHNQciKl jUbMX/zuEUDwJqAcnXuFfwevmFT7MxtJuY8qyNOVN18YE+KpzDfnDfD6jB3I+b6dxe TVz/1eryXHGlnDeuJONdU9sbZV56RfrLkGetzK8fUyXFVv23v5kR4K2xOAs3EvSwgc TZei9Ft7gLWxtAnYa+SAlDHSZm3PDeGqFogFGi5WLP2yVgpQDhMcJ6JhXfLKXZKFtR rkNz4akvG8BqUettD6ixotJZS1P5pd0VdC8Xx9PfrdpvraqTR4/w3OCgy0u1PGmD31 rtF5Pq5iBjuuA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 199A73809A04; Sat, 26 Sep 2026 00:40:06 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net: bcmgenet: allocate RX buffers as page fragments From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179038320482.3221981.7336486420959700336.git-patchwork-notify@kernel.org> Date: Sat, 26 Sep 2026 00:40:04 +0000 References: <20260924101922.2675127-1-nb@tipi-net.de> In-Reply-To: <20260924101922.2675127-1-nb@tipi-net.de> To: Nicolai Buchwitz Cc: opendmb@gmail.com, florian.fainelli@broadcom.com, bcm-kernel-feedback-list@broadcom.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, justin.chen@broadcom.com, kmehltretter@gmail.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Thu, 24 Sep 2026 12:19:21 +0200 you wrote: > Since the page_pool conversion every RX buffer is a whole page and the > skb truesize is the page, although the hardware writes at most 2 KiB of > it. On 64 KiB pages a packet therefore counts 65792 bytes against the > socket buffer where it used to count 2752. As a result a UDP socket > with the default buffer starts to drop after three packets, and the RX > rings pin 16 MiB for 512 KiB of buffers. > > [...] Here is the summary with links: - [net] net: bcmgenet: allocate RX buffers as page fragments https://git.kernel.org/netdev/net/c/0e7fe2b0ca45 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html