From patchwork Tue Dec 10 03:31:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13900817 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 A2B201C242C for ; Tue, 10 Dec 2024 03:32:21 +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=1733801541; cv=none; b=eTNhL3lIAm0FMG1eX+lgEzphpFLDVBp1b7mYxkxZSV1ZmfZ5mB8vQDuN/OGmxe7EV/DdTDenLgwm84A1CjSPpokip1xf7HvrjQoexe8cRVtHIuOXOV1BMn/dO+yToDAKBKfBarX2AeOCKRTqqWj+Vtqn7+6rNb0et3qMjsS70bs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733801541; c=relaxed/simple; bh=6bhndwaaGpAVAk7F3FGG00oCg3g2+1FwNFY5REvMeE4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Im6HiJCEW+up2EdpIGeaRfHG8KpAgZJzgwhoum9ukYaFEDKyJBVnpE6K2llsA+m3yC5aVXnm6bjqh4AWLIm/WuZLjMEuXEBGmiHyNC2mSJQBj6RcxnJplsk1aQu6UIjFCxlKT86AsR5ZR+IfEulEYyDtmyJuShJ/KWN8MI2H6Ys= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cHMtlgZw; 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="cHMtlgZw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 00136C4CEDE; Tue, 10 Dec 2024 03:32:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733801541; bh=6bhndwaaGpAVAk7F3FGG00oCg3g2+1FwNFY5REvMeE4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cHMtlgZwjuLTde6KwnxXl5HF2dcXUEypM5cSDldN5Xc+Fa+bujQna+ipeYsUy5pDk sIOQQ+bvYPyfhegftWP+2z7Me+mdwZvK71ECfEDJNTAx6xpUh/Ararva3eoYahmxLL WnEZlmHhSazKzUg+U4EcxwLoSa8xGdAHiWmDE2BMVHfwPJvp2kqVR5wWsP9qhXsBUa sjCHY5UtnPgURzq0v2HKLhC5tL2sin5AGIEqLFIPOaZ6VhoJ+CT72PPUDnV3MNDLLd 3rnhe+D4HxOBztahdK3qCUu1nnPjPQl1v2SSKKtsR827QEtm5iKuBa69x1BSET5XXq Nq4hhP/tDDl6g== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v11 9/9] mptcp: drop subflow contexts in mptcp_sched_data Date: Tue, 10 Dec 2024 11:31:46 +0800 Message-ID: <471aac979f039d00e8bd0334e7b5a3ab8223b5a7.1733800335.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 {