From patchwork Fri Oct 4 12:59:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geliang Tang X-Patchwork-Id: 13822283 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 BB5C679F3 for ; Fri, 4 Oct 2024 13:00:10 +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=1728046810; cv=none; b=WJt01LZHXYlVClvm0nvLZ01yYKU4Ovp4g3+OWERB9v32AOTko69aYbR/byxAeUOA3o/DF66begEWXIxk2alLYvtxHh+6X/xtRt+XL8TVczA4b28sQ7YlZbz2fZhDxEoS3tE0iU0a3p9t8Y47KuWJOK2xG95bmrde34YkOifHLpM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728046810; c=relaxed/simple; bh=hN3agyD3X5i/gzavJ94nZKXl6iKgXdKHAjxn48A3d+A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=f8MvkSTTYXlHAVSVzlPKEvGVJhY5vzGX4Hi5Y5QDfiykO137CRc0a3gIC3Z5Y76J/vbnGr2CjhTtLmbuzMSQPbvLyquJHeCIHwWJYZKA9EkT8i2wIR0F79GEu5Epp5DklFy+uc8ul7/+LpNp9pkOARLTsWRCQkZLR3YUKSRCmOM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=gvhJva69; 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="gvhJva69" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28073C4CEC6; Fri, 4 Oct 2024 13:00:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728046810; bh=hN3agyD3X5i/gzavJ94nZKXl6iKgXdKHAjxn48A3d+A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gvhJva69VoLQ9QF91/LSAIPWrm+UL067AL0FDVv8tsUdaOpagDmAkuEH8MQkOxOkZ 6Fs9FCMK690fTjPHTyG/kdqkL72ePvE+/Te0SFxY2yKVl53/Q20vABilKUztnJHHS0 oou7Wbn3cagkq57nHY80S7kNuxMOppir0X9YdMe9yMx3sxuDWYxU1aExrC3Rr7sAi6 GlKgqia+Ir3z/3/eV6KYlh3E7WpGIWoLctW4F575sLiMA/GaUgtgQh8k72L8TYRaz0 01+VbQo/RYUpe0JWUfcSd06OOMXsaWOHzVgqq/V2OWHt1sAb0SdpsimLFVWn1HzeLu qQpe25DyPTP2g== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v2 9/9] mptcp: drop subflow contexts in mptcp_sched_data Date: Fri, 4 Oct 2024 20:59:49 +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 {