From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-20.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1701DC07E95 for ; Wed, 7 Jul 2021 21:49:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EEFF661C3C for ; Wed, 7 Jul 2021 21:49:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232724AbhGGVvz (ORCPT ); Wed, 7 Jul 2021 17:51:55 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:33526 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230378AbhGGVvz (ORCPT ); Wed, 7 Jul 2021 17:51:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1625694554; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zbTjAalRT8G7ucBl7KamxhzUVx0mh7mTfA4EZ32X+1U=; b=Qyh3ogfsjzwZ9ol+utWPc0bgKEDV+JcdUEzVZYC8x6CrBvjYvbn1aFQ0OrH+mOmb68z654 KvIH0Z9eS8zJJA8JkBHBx10Yzb//M7K9eLUiQexmhLAV7x8z0ZzdFzJL4BRlbfFuReLPef 7xbCDkE1fuLDUlg6MpDz7febFRxU4Ks= Received: from mail-wm1-f69.google.com (mail-wm1-f69.google.com [209.85.128.69]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-403-5_mVwFRdMY2fezgdbSFQgA-1; Wed, 07 Jul 2021 17:49:11 -0400 X-MC-Unique: 5_mVwFRdMY2fezgdbSFQgA-1 Received: by mail-wm1-f69.google.com with SMTP id p4-20020a05600c3584b0290210725ac6bcso2687141wmq.2 for ; Wed, 07 Jul 2021 14:49:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=zbTjAalRT8G7ucBl7KamxhzUVx0mh7mTfA4EZ32X+1U=; b=mnXKSGD8o4WpDFYN5NwFhFfkgsq5MKDrk4SaJzqxtIXWIKKvLXxl1mffxoV0JcfQdI mMKmUa6FWRFjeNJ3IvLFV9qHSRmSPlMQZ+ZYe+QzRHar03vL/zDHnF25V5PCWuR+5e4J 4DN0xPcZD1piiX/6OZII8nZ/ht5L35zllA3bef2eeHuan2cGqDeuXsnNGy/uX7nEPSsT D1AaN66tjVZbB6gg717Y+2o5YSCUZl11oYkrfysY8jJj2xmvXdmMx6WqmUmh8t+Y/edR VFFLG6uk5FwQnI2V3E3W0ubTdOCj9Lke+Y2SlHtbWsQPibelDjvQRUFDCV9O+GPG2ntV 4ETg== X-Gm-Message-State: AOAM5316v85kI56TEASchQimZ4nq62RhlQfI81CaoTVCMH6qPC3yc3/g MZpUXJtSKqPI8bFnzGO40YPa1M4hfJcqYHcvwyopCJTZSbAU5VMH9IBM6U5tneJVt0LxyklY4kZ eiEZvBvHH/EdG X-Received: by 2002:a1c:4b08:: with SMTP id y8mr28161396wma.80.1625694550244; Wed, 07 Jul 2021 14:49:10 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwMElhZP2kH1WV42xtt2FEDaPsQDguhdbByE9+5Y4+JgnQ44u0SnjbpMEECslWGFOsiWd4PPQ== X-Received: by 2002:a1c:4b08:: with SMTP id y8mr28161385wma.80.1625694550135; Wed, 07 Jul 2021 14:49:10 -0700 (PDT) Received: from krava.redhat.com ([185.153.78.55]) by smtp.gmail.com with ESMTPSA id k5sm148994wmk.11.2021.07.07.14.49.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jul 2021 14:49:09 -0700 (PDT) From: Jiri Olsa X-Google-Original-From: Jiri Olsa To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Masami Hiramatsu , Alan Maguire Subject: [PATCHv3 bpf-next 7/7] selftests/bpf: Add test for bpf_get_func_ip in kprobe+offset probe Date: Wed, 7 Jul 2021 23:47:51 +0200 Message-Id: <20210707214751.159713-8-jolsa@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210707214751.159713-1-jolsa@kernel.org> References: <20210707214751.159713-1-jolsa@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Adding test for bpf_get_func_ip in kprobe+ofset probe. Because of the offset value it's arch specific, adding it only for x86_64 architecture. Signed-off-by: Jiri Olsa --- .../testing/selftests/bpf/progs/get_func_ip_test.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/tools/testing/selftests/bpf/progs/get_func_ip_test.c b/tools/testing/selftests/bpf/progs/get_func_ip_test.c index 8ca54390d2b1..e8a9428a0ea3 100644 --- a/tools/testing/selftests/bpf/progs/get_func_ip_test.c +++ b/tools/testing/selftests/bpf/progs/get_func_ip_test.c @@ -10,6 +10,7 @@ extern const void bpf_fentry_test2 __ksym; extern const void bpf_fentry_test3 __ksym; extern const void bpf_fentry_test4 __ksym; extern const void bpf_modify_return_test __ksym; +extern const void bpf_fentry_test6 __ksym; __u64 test1_result = 0; SEC("fentry/bpf_fentry_test1") @@ -60,3 +61,15 @@ int BPF_PROG(fmod_ret_test, int a, int *b, int ret) test5_result = (const void *) addr == &bpf_modify_return_test; return ret; } + +#ifdef __x86_64__ +__u64 test6_result = 0; +SEC("kprobe/bpf_fentry_test6+0x5") +int test6(struct pt_regs *ctx) +{ + __u64 addr = bpf_get_func_ip(ctx); + + test6_result = (const void *) addr == &bpf_fentry_test6 + 5; + return 0; +} +#endif -- 2.31.1