From patchwork Fri Oct 11 09:27:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13832281 X-Patchwork-Delegate: mat@martineau.name 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 82CAE804 for ; Fri, 11 Oct 2024 09:27:47 +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=1728638867; cv=none; b=Jl7prsf7O8rSceQQHuNdUQ5mpexxT6IyWw/o1w//uhnzMIAhRnZxNnXHmE1yZfUUeUOOSdwFPiVrONbRykj3vt8EKDlboEr2f9Qbm6z7wgywU+BT3BLAPcbqS238BLWRqLzS9+uWs0ES3pJl7P0+/XDHYzlGEq1LHKsuxkgZ9X4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728638867; c=relaxed/simple; bh=hN3agyD3X5i/gzavJ94nZKXl6iKgXdKHAjxn48A3d+A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ad7Z5agCM0mnPgQjFf7uwjqtW433YRJaOzeXgxO/olwDUkK+Oe4611ABr2OAedK9b4u5mIUUZd7rdgqEWzrZbpkL2X6SZ1Uu6hfaoTrkG90D7IpzgmSLYSCb0Rw/flqUGvf7JgqAJKdUIk9NIZcf0aAO6Y0uoaaPxodo6Ffg9mo= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=umX+85QU; 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="umX+85QU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D465BC4CEC3; Fri, 11 Oct 2024 09:27:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728638867; bh=hN3agyD3X5i/gzavJ94nZKXl6iKgXdKHAjxn48A3d+A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=umX+85QUxec6rRDkPcWITBLBE1pZQFteeuHIhrFFx/5wF9pmOK0XQmZgTbzUh3Rlh vgzAuTpHrkO6Y/0iJftAt0QyaNISJIk7WgqvkZjd6X4AotwhotOQ1P6YBkH9Y4w6rE ck81v0giqF9Z8cIYf9yDVbL3MPu2vb5OmPEfqhiwGSz8UNAfnemYS/uKO+woFiBBX8 cdBoge7hvdvsuyvX/NXbx6gpKmzn9g4oWW8nSf5o1NFw+5tzJq0mtjfjmq+5/c8qsP 6IqsWxYoIl+lwSd5Fe5WQ5yLoZ6KKRmDertA3YMTTIfPB4lQ+mEJD5gWHIvPpKZ5gW 48G/QIBFg9r9Q== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v4 10/11] mptcp: drop subflow contexts in mptcp_sched_data Date: Fri, 11 Oct 2024 17:27:22 +0800 Message-ID: <6542c05c6e5f2d18b9a4845900b716a075bdbcbe.1728638310.git.tanggeliang@kylinos.cn> 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 {