Received: by 2002:a05:6602:2086:0:0:0:0 with SMTP id a6csp3436661ioa; Tue, 26 Apr 2022 03:44:04 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy9eW0xRgGZQvjgH1NsE5c7+cGzoXkt8ejlioUaMLUKYmJIQZj4IZfHX7bqjs9Q7/bp6uII X-Received: by 2002:a05:6402:155a:b0:425:c0b1:ab07 with SMTP id p26-20020a056402155a00b00425c0b1ab07mr21564740edx.258.1650969844246; Tue, 26 Apr 2022 03:44:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1650969844; cv=none; d=google.com; s=arc-20160816; b=NR+iTeJ0STyX/7EzZXe8QPeqcbxBgewfPGh9/w9qnMXBzt4WZaaitOm2WIYTjD+5X6 vjwY8WzBUXA2DPPAtQJ/IY/cuehbqIxVvhM5YbzseVXb7cTBh6zZqO6dZAfCA9acSNOQ uCSX1POeX0WozEeu2o1e8FkUaO7rCECN2Qt8m/Tv9cq0sMObvo68WhLlMLI8P6fWDOrH fKJmdjn1Nxo7mOSw0zvq8xb8jkwIOyPHbZcV7IVvB1lHBUnwRsw0xt+y19i51cTICiT7 D732yPZThLOkDSLyNSmrioDfO4HnUFpQ5iM9cEi7hWzoJJrBcFjvRd8SPPv6ROFzSQf3 OkVQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:references:in-reply-to:message-id :date:subject:cc:to:from; bh=1Ci2lE4+OoaZ/eNmobmolXeYfuR7FgtTVdICjqK3JaA=; b=M7V+R8XG0Qj2KAF7yb2tAon2K/aGG3Gk71FdIiDmJplK2062+aJeY2q53cQX8yqc+G Exqv5wQhbKXHusmcnvvXKWBZji/hgOZ26pj9e4yQMzJgi1oqjpPbhJOtLKbRpDOjiB1v kUCAPZR9iq2/UYJ3yJN5TvWrZ/mc7mZcA08OPu6V1y/lSJ1cxFn1XJDVocSdh6nUn5SD X15ovEAmfOmLFvUDiggGNg1A1s8rlv8B5biqVaPbhPPPEe7Uvabfdk6nMYs2K9kzvmdr Mmh3yiUtuiqQhUESu1NkkmDY40QUcC3czBaInNoXLqnMoQu4X/rDvoh3BjNYiDdROCdY iSgA== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id m13-20020a056402510d00b0041d9b15148asi16361390edd.531.2022.04.26.03.43.40; Tue, 26 Apr 2022 03:44:04 -0700 (PDT) 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; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243764AbiDZGtg (ORCPT + 99 others); Tue, 26 Apr 2022 02:49:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44270 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237092AbiDZGtf (ORCPT ); Tue, 26 Apr 2022 02:49:35 -0400 Received: from mail.meizu.com (edge07.meizu.com [112.91.151.210]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D3F2D186FD; Mon, 25 Apr 2022 23:46:27 -0700 (PDT) Received: from IT-EXMB-1-125.meizu.com (172.16.1.125) by mz-mail11.meizu.com (172.16.1.15) with Microsoft SMTP Server (TLS) id 14.3.487.0; Tue, 26 Apr 2022 14:46:27 +0800 Received: from meizu.meizu.com (172.16.137.70) by IT-EXMB-1-125.meizu.com (172.16.1.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.14; Tue, 26 Apr 2022 14:46:25 +0800 From: Haowen Bai To: CC: , , , , , , , Subject: [PATCH V2] selftests/powerpc/pmu: Fix unsigned function returning negative constant Date: Tue, 26 Apr 2022 14:46:23 +0800 Message-ID: <1650955583-29581-1-git-send-email-baihaowen@meizu.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <0e4b0f8e-6c45-8d14-303f-2168f5004a12@linux.ibm.com> References: <0e4b0f8e-6c45-8d14-303f-2168f5004a12@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [172.16.137.70] X-ClientProxiedBy: IT-EXMB-1-126.meizu.com (172.16.1.126) To IT-EXMB-1-125.meizu.com (172.16.1.125) X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,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 The function __perf_reg_mask has an unsigned return type, but returns a negative constant to indicate an error condition. So we change unsigned to int. Fixes: 5f6c3061af7c ("selftests/powerpc/pmu: Add utility functions to post process the mmap buffer") Signed-off-by: Haowen Bai --- V1->V2: add fix tag. tools/testing/selftests/powerpc/pmu/sampling_tests/misc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/powerpc/pmu/sampling_tests/misc.c b/tools/testing/selftests/powerpc/pmu/sampling_tests/misc.c index fca054bbc094..c01a31d5f4ee 100644 --- a/tools/testing/selftests/powerpc/pmu/sampling_tests/misc.c +++ b/tools/testing/selftests/powerpc/pmu/sampling_tests/misc.c @@ -274,7 +274,7 @@ u64 *get_intr_regs(struct event *event, void *sample_buff) return intr_regs; } -static const unsigned int __perf_reg_mask(const char *register_name) +static const int __perf_reg_mask(const char *register_name) { if (!strcmp(register_name, "R0")) return 0; -- 2.7.4