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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11264C00144 for ; Sat, 30 Jul 2022 03:06:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239861AbiG3DGx (ORCPT ); Fri, 29 Jul 2022 23:06:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239668AbiG3DG1 (ORCPT ); Fri, 29 Jul 2022 23:06:27 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 33F4D50064; Fri, 29 Jul 2022 20:06:26 -0700 (PDT) Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.57]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4Lvq400Yv2zmVBT; Sat, 30 Jul 2022 11:04:32 +0800 (CST) Received: from kwepemm600003.china.huawei.com (7.193.23.202) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sat, 30 Jul 2022 11:06:24 +0800 Received: from ubuntu1804.huawei.com (10.67.174.61) by kwepemm600003.china.huawei.com (7.193.23.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Sat, 30 Jul 2022 11:06:23 +0800 From: Yang Jihong To: , , , , , , , , , CC: , , , , Subject: [PATCH v2 5/7] perf kwork: Strdup function name in workqueue_work_init Date: Sat, 30 Jul 2022 11:03:33 +0800 Message-ID: <20220730030335.78203-6-yangjihong1@huawei.com> X-Mailer: git-send-email 2.30.GIT In-Reply-To: <20220730030335.78203-1-yangjihong1@huawei.com> References: <20220730030335.78203-1-yangjihong1@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.67.174.61] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemm600003.china.huawei.com (7.193.23.202) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org perf_session has been deleted when report, maps data in session has been free, we need to copy duplicate of workqueue function symbol for future use. Signed-off-by: Yang Jihong --- tools/perf/builtin-kwork.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/builtin-kwork.c b/tools/perf/builtin-kwork.c index d6c09044a929..33bcab2aafcd 100644 --- a/tools/perf/builtin-kwork.c +++ b/tools/perf/builtin-kwork.c @@ -1021,7 +1021,7 @@ static void workqueue_work_init(struct kwork_class *class, work->cpu = sample->cpu; work->id = evsel__intval(evsel, sample, "work"); work->name = function_addr == 0 ? NULL : - machine__resolve_kernel_addr(machine, &function_addr, &modp); + strdup(machine__resolve_kernel_addr(machine, &function_addr, &modp)); } static void workqueue_work_name(struct kwork_work *work, char *buf, int len) -- 2.30.GIT