From nobody Fri Mar 14 13:33:02 2025 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 3C303339A8 for ; Sun, 9 Feb 2025 10:02:22 +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=1739095342; cv=none; b=EYwqaxrFrxSNOasTrsJ/rnMCAhSV7A6QM8vqeuBlSRHvblcFGEi3BPgJ7IrKWAwLxv3YNoH9CfyGaYJFWM0RMah912f6V0halsNZZKcRiDFidLhloUxheG7xR9i5T7I24EORgJnoPhBLLfSKZc9NYm2oWHpQ8pgeiEj0sKOdpNU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739095342; c=relaxed/simple; bh=1su1M3eNFxvg6tCEug8h33AMhzMJVn4aAseRa4VGjmg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QFxhLFNSRzwdY13bngxR7PgskC5KFFcu/MGnfOBlME2DXW4YuNzumV1LJMo0NEh7Wm+37R2XaXt9tdsVjuzeOazBfR4EyxNrwrESQ60jFD0UICeSAg7yFLvvUgw9BpHJoEf2tXHYZPnznXRGypKf3No4P+SlifvWoZhhCvjSJO8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=O+63vQe3; 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="O+63vQe3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4FFDCC4CEE2; Sun, 9 Feb 2025 10:02:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739095342; bh=1su1M3eNFxvg6tCEug8h33AMhzMJVn4aAseRa4VGjmg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=O+63vQe33fgAtYd0vbSfnHsd8LTQzOAl0K9XFbTcayTrR+HGiLNEDE8+uZLtQkvgY ulD5/0Gw4ind622SdHYZX04Zv+HeJEGOSfOYYWstftE15VCrICMydSsDtHJaeMNMNG XSXRxZQWucyxrcrEPaVGb2Fs5NVrIppfr8ozxU5DqU12kKW03g2+jaOZO4qXVLrggw Fxmg+ziygCWoky6y9+/oxztMjBznbvAmkC5Xfmnt6fcmkuPz577PUK8MUgzGKTqE3t KABIY91q+dL0Z9Hw22fIb5LVsBOz/FbdqcnXiHC1xy9QMp94xqVXbx4fKLzQaOyhEs 0XypiSQBtjVeg== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [PATCH mptcp-next v14 4/8] Squash to "selftests/bpf: Add bpf_bkup scheduler & test" Date: Sun, 9 Feb 2025 18:02:03 +0800 Message-ID: <7a9c57f54823fe3608af1dc92f1cfff9f8f65417.1739083794.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 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Geliang Tang Use the newly added bpf_for_each() helper to walk the conn_list. Signed-off-by: Geliang Tang --- .../testing/selftests/bpf/progs/mptcp_bpf_bkup.c | 16 +++------------- 1 file changed, 3 insertions(+), 13 deletions(-) diff --git a/tools/testing/selftests/bpf/progs/mptcp_bpf_bkup.c b/tools/tes= ting/selftests/bpf/progs/mptcp_bpf_bkup.c index 29be67e2f2ef..b7212101705d 100644 --- a/tools/testing/selftests/bpf/progs/mptcp_bpf_bkup.c +++ b/tools/testing/selftests/bpf/progs/mptcp_bpf_bkup.c @@ -20,26 +20,16 @@ SEC("struct_ops") int BPF_PROG(bpf_bkup_get_send, struct mptcp_sock *msk, struct mptcp_sched_data *data) { - int nr =3D -1; - - for (int i =3D 0; i < data->subflows && i < MPTCP_SUBFLOWS_MAX; i++) { - struct mptcp_subflow_context *subflow; - - subflow =3D bpf_mptcp_subflow_ctx_by_pos(data, i); - if (!subflow) - break; + struct mptcp_subflow_context *subflow; =20 + bpf_for_each(mptcp_subflow, subflow, (struct sock *)msk) { if (!BPF_CORE_READ_BITFIELD_PROBED(subflow, backup) || !BPF_CORE_READ_BITFIELD_PROBED(subflow, request_bkup)) { - nr =3D i; + mptcp_subflow_set_scheduled(subflow, true); break; } } =20 - if (nr !=3D -1) { - mptcp_subflow_set_scheduled(bpf_mptcp_subflow_ctx_by_pos(data, nr), true= ); - return -1; - } return 0; } =20 --=20 2.43.0