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[2620:137:e000::1:20]) by mx.google.com with ESMTP id cq10-20020a170906d50a00b0088e6b7aff38si1795296ejc.163.2023.02.02.19.33.05; Thu, 02 Feb 2023 19:33:29 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=IxH9dsQo; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232334AbjBCDSn (ORCPT + 99 others); Thu, 2 Feb 2023 22:18:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46106 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232283AbjBCDSj (ORCPT ); Thu, 2 Feb 2023 22:18:39 -0500 Received: from mail-pl1-x642.google.com (mail-pl1-x642.google.com [IPv6:2607:f8b0:4864:20::642]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 36C3654545; Thu, 2 Feb 2023 19:18:38 -0800 (PST) Received: by mail-pl1-x642.google.com with SMTP id m13so3962714plx.13; Thu, 02 Feb 2023 19:18:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=p1ZRhY1eH/18xy31juzI6AkvdowOs5cnS48xbXSK4K0=; b=IxH9dsQo0UYNYbzfyy0IXjkOnl7SKRobs7spNqCbsnIi2RR2KJqd4pvDMtDtgdh+Wd cDPUGlyLrVBUhUEs+04LXD34ZYH21EUD8xMqqEcdtf6kMsBcOn3wXzAQaWxaLJw2gLVH r03Pv4WRuelKwlZvt83D148LVT79iSUDnt3j99TX/pnCQ9epIC3KkTJTrO9omgimy6YD IB2DnsihTUinV163GaWUnfZAxc2b0Q5kTcmOu8NatvqZVBGBgOOpW4XnupkRyHLgC6Ai 40n8QRyixYxoLFAB/KvJk6h+tqHd8NEjRV7PvXdMAuuyalWFHmpHn1zmZ1SeTFzVEITj NcDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=p1ZRhY1eH/18xy31juzI6AkvdowOs5cnS48xbXSK4K0=; b=igs0kUCHp/QB+zohV2NwO4uxLMw8O9RwcMQwZX78qKvaOHDnfxgO9QF2eidH7wYv1Y 200C6iJTc3sClOKQr3J7okTr3RKErQ3pMyPInSj45lYTIDdX7LCDyj26w1mspVL873az Pjb2cn+3hel6n8RgkL8hlL6jZ0wvKwpxbFFDFBCA9NtprV9/BJfjqDi+ESek6knyJ+TW gInJocCFFaRwUy9mt9yTCQb9Cvrusn82EUN8olPxTLGTo0GWGtWZUJVj+UuKvsG68Ooa srmUm/W7uafTXwpFettviGydQ0VEa7r2BkdcD2L87H5t10B3+YVQD2lBUAnAou6I6gg2 RFHg== X-Gm-Message-State: AO0yUKXaqHb1JfaLj2Q0+tVTJhjDX6sDbKiKPN+cbe2f6lS7CJLASMl7 UryQgSVTldWEZNns2dF+6K0= X-Received: by 2002:a17:902:ec8c:b0:191:3098:8b with SMTP id x12-20020a170902ec8c00b001913098008bmr3809811plg.58.1675394317600; Thu, 02 Feb 2023 19:18:37 -0800 (PST) Received: from localhost.localdomain ([203.205.141.16]) by smtp.gmail.com with ESMTPSA id a9-20020a170902ee8900b001899c2a0ae0sm416009pld.40.2023.02.02.19.18.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Feb 2023 19:18:37 -0800 (PST) From: menglong8.dong@gmail.com X-Google-Original-From: imagedong@tencent.com To: andrii.nakryiko@gmail.com, alan.maguire@oracle.com Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@linux.dev, song@kernel.org, yhs@fb.com, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@google.com, haoluo@google.com, jolsa@kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Menglong Dong Subject: [PATCH bpf-next 0/2] libbpf: allow users to set kprobe/uprobe attach mode Date: Fri, 3 Feb 2023 11:17:40 +0800 Message-Id: <20230203031742.1730761-1-imagedong@tencent.com> X-Mailer: git-send-email 2.39.0 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1756779207560747639?= X-GMAIL-MSGID: =?utf-8?q?1756779207560747639?= From: Menglong Dong By default, libbpf will attach the kprobe/uprobe eBPF program in the latest mode that supported by kernel. In this series, we add the support to let users manually attach kprobe/uprobe in legacy or perf mode in the 1th patch. And in the 2th patch, we add the selftests for it. *** BLURB HERE *** Menglong Dong (2): libbpf: add support to set kprobe/uprobe attach mode selftests/bpf: add test for legacy/perf kprobe/uprobe attach mode tools/lib/bpf/libbpf.c | 30 ++++++++- tools/lib/bpf/libbpf.h | 19 ++++++ .../selftests/bpf/prog_tests/attach_probe.c | 61 ++++++++++++++++++- .../selftests/bpf/progs/test_attach_probe.c | 32 ++++++++++ 4 files changed, 140 insertions(+), 2 deletions(-)