From patchwork Wed Oct 23 09:40:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13846836 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 10CB618953D for ; Wed, 23 Oct 2024 09:40:53 +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=1729676453; cv=none; b=gebDrcjKLrpm2iaQ30Qo6/X6HiUUgeBfHFXmTSfLkWLBHkwRUq/cWRkcLstitoVUopaS/rGQKYMvWVaA06//bXoqwQX80cBEgfr3lA8ROt3Ayb5Aa9h958WnYgNX5HTchnNU3zHmOcnj6h2JJbuuBYjOu1RSgV00KTsDTwg0jwI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729676453; c=relaxed/simple; bh=6bhndwaaGpAVAk7F3FGG00oCg3g2+1FwNFY5REvMeE4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZFwrs8hWp7OKliJLv1pLrXWC84hLCsS2+MS2ejec63lRCoLaPnHnTUfFM2WX0ybyHP5rEz7ohkXF2Ew6/yeAxRgjpO1Mp1kGAv2vTdj1Bezz1X99FckgNWOk1ZQo3ZYtjZhfk1DB7JptlTvxyEaFDW09y5jtsSuP//1y7zpik48= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uRJnQ9XL; 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="uRJnQ9XL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D61DEC4CEC6; Wed, 23 Oct 2024 09:40:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729676452; bh=6bhndwaaGpAVAk7F3FGG00oCg3g2+1FwNFY5REvMeE4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uRJnQ9XLVjWoIoPKiGgdrNdCVqChWhblxjS5//B2GLU5xtlDx7YP1GHDqiEBaNmWw Xv2jTJBElOpg3Nos8dlXWf82+k3kLMPDL4/p2yuRbhoO50P3dUNOpBxyrg6phFqhER zlwNnap83fwmxG9nFQlXqREItyIDcGEWRea7uEN7uUslPitvLFuaLlm6XUglMTbJ2x WYfH8Vc/JOMu2K+T//MbsyjsXHS0MBFUPaKTAfDPqEEqRwAxIdUUgePQN42sIViZzE Pzb1MNUomj6svl9ow2wa4AgbJRLQ1zf/cKG/IyPYSMPpQ5uKfdjosXWvH1BBjAa1eJ vaDZvxsGYXgGA== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v8 13/13] mptcp: drop subflow contexts in mptcp_sched_data Date: Wed, 23 Oct 2024 17:40:23 +0800 Message-ID: <88ab66c999b73b58f7de60e560adf9eefaf66959.1729676320.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.45.2 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 {