From patchwork Sat Oct 12 13:42:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13833588 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 A7DDA1E511 for ; Sat, 12 Oct 2024 13:42:46 +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=1728740566; cv=none; b=lns94j02e04NHXM5oSgwQ7Xp2tud1o/90/fe8ZIQLnLe0fcF4lbL6r50v5MU+HlfWZFWBYV2gW+8nKdNonih3orMQBrwY+2ewFeEKtGu3TXu0r1kIfjoiRt6liXkQSRqY6EC1cjwuaCeYQynGkfedh5cZdqCNLz+mvTrdxIWSrU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728740566; c=relaxed/simple; bh=hN3agyD3X5i/gzavJ94nZKXl6iKgXdKHAjxn48A3d+A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=g/pThD5+xm2PTG/MUw62RkZBvlHUBKPm6vAYqsp6J3P9DVHHn5SZdqaRoDG0bfDNk+rpkk3w1Oo/b1aZiB3rGV9C5FhZDuJ2ZQsw29eZtWiernMwQQaRj7i2v5WkZYagNEkyyNWTR8BfzMSii7p+xC15YYcEfE+I6PyXEbqZflI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ou8y3aGm; 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="Ou8y3aGm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C1A3CC4CEC6; Sat, 12 Oct 2024 13:42:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728740566; bh=hN3agyD3X5i/gzavJ94nZKXl6iKgXdKHAjxn48A3d+A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ou8y3aGmD3O009eO+udB0+2uYqnUBrzGlkU58f/pP9qiCBNci+LpkwIproM428Xr8 O2AHYKJqdRN9xxarGvDG20zkFJmdts84re0QPJDxoNq/yqCqxjM++/RZ/sMRegDhOn YSORFCyiTD/43iFIEYFMwdXJkjm+1ncZ3uzfhMh0/epybidZJ343RSeEH8c/yRN0XN gBPReh6Iap4tBYYvaT/lmpKe+khbu9lmcnAOAjT0ALxTfDT0zAtiOfgP+lMuBHUAPs zcuRqoeXUF8WSzEQYqEy/DpimaJOcbsB9XD/pEneVIODwFzkkCXCt+EgU5ICyOmEsQ QIHhAoQL+9rmA== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v5 10/11] mptcp: drop subflow contexts in mptcp_sched_data Date: Sat, 12 Oct 2024 21:42:15 +0800 Message-ID: X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Geliang Tang The mptcp_subflow bpf_iter is added now, it's better to use the helper bpf_for_each(mptcp_subflow) to traverse all subflows on the conn_list of an MPTCP socket and then call kfunc to modify the fields of each subflow in the WIP MPTCP BPF packet scheduler examples, instead of converting them to a fixed array. With this helper, we can get rid of this subflow array "contexts" and the size of it "subflows" in struct mptcp_sched_data. Signed-off-by: Geliang Tang --- include/net/mptcp.h | 2 -- 1 file changed, 2 deletions(-) diff --git a/include/net/mptcp.h b/include/net/mptcp.h index 814b5f2e3ed5..84d67947a517 100644 --- a/include/net/mptcp.h +++ b/include/net/mptcp.h @@ -104,8 +104,6 @@ struct mptcp_out_options { struct mptcp_sched_data { bool reinject; - u8 subflows; - struct mptcp_subflow_context *contexts[MPTCP_SUBFLOWS_MAX]; }; struct mptcp_sched_ops {