From patchwork Fri Mar 20 15:20:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin KaFai Lau X-Patchwork-Id: 1258987 Return-Path: X-Original-To: incoming-bpf@patchwork.ozlabs.org Delivered-To: patchwork-incoming-bpf@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=bpf-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=fb.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=fb.com header.i=@fb.com header.a=rsa-sha256 header.s=facebook header.b=NjB+/AK5; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48kSCl3yw6z9sRf for ; Sat, 21 Mar 2020 02:21:07 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726816AbgCTPVF (ORCPT ); Fri, 20 Mar 2020 11:21:05 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:43548 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725446AbgCTPVF (ORCPT ); Fri, 20 Mar 2020 11:21:05 -0400 Received: from pps.filterd (m0044010.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 02KFKKMM016785 for ; Fri, 20 Mar 2020 08:21:04 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=facebook; bh=GpaR7DMqdUzSGid6Gim9t4E+vLQW/LJT2WtXWUBIxJ0=; b=NjB+/AK57iNwNJtVuMyEX/LjKPEUVLe24RzYckcqq5YWv2dNZRHzerD4UV1UpTHtuvTu UJZTTQuurJaaGW2Opiv3hvWGqkEAoAn5qxt/dOiBf3kDLYBjUMzTDbqkSrJBYI4/3m66 4fS3S7vvtcGCNvb6dhCNM882OV1WaYtp9U8= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 2yvu8ysg94-10 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Fri, 20 Mar 2020 08:21:04 -0700 Received: from intmgw004.03.ash8.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1847.3; Fri, 20 Mar 2020 08:20:57 -0700 Received: by devbig005.ftw2.facebook.com (Postfix, from userid 6611) id 46E8F29410F6; Fri, 20 Mar 2020 08:20:55 -0700 (PDT) Smtp-Origin-Hostprefix: devbig From: Martin KaFai Lau Smtp-Origin-Hostname: devbig005.ftw2.facebook.com To: CC: Alexei Starovoitov , Daniel Borkmann , , Smtp-Origin-Cluster: ftw2c04 Subject: [PATCH v2 bpf-next 0/2] bpf: Add bpf_sk_storage support to bpf_tcp_ca Date: Fri, 20 Mar 2020 08:20:55 -0700 Message-ID: <20200320152055.2169341-1-kafai@fb.com> X-Mailer: git-send-email 2.17.1 X-FB-Internal: Safe MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.645 definitions=2020-03-20_05:2020-03-20,2020-03-20 signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 bulkscore=0 phishscore=0 clxscore=1015 spamscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 adultscore=0 impostorscore=0 mlxlogscore=876 suspectscore=13 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2003200064 X-FB-Internal: deliver Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org This set adds bpf_sk_storage support to bpf_tcp_ca. That will allow bpf-tcp-cc to share sk's private data with other bpf_progs and also allow bpf-tcp-cc to use extra private storage if the existing icsk_ca_priv is not enough. v2: - Move the sk_stg_map test immediately after connect() (Yonghong) - Use global linkage var in bpf_dctcp.c (Yonghong) Martin KaFai Lau (2): bpf: Add bpf_sk_storage support to bpf_tcp_ca bpf: Add tests for bpf_sk_storage to bpf_tcp_ca net/ipv4/bpf_tcp_ca.c | 33 ++++++++++++++++ .../selftests/bpf/prog_tests/bpf_tcp_ca.c | 39 +++++++++++++++---- tools/testing/selftests/bpf/progs/bpf_dctcp.c | 16 ++++++++ 3 files changed, 80 insertions(+), 8 deletions(-)