From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 3A4CCA034E; Thu, 27 Jan 2022 21:47:57 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1D1C3427B5; Thu, 27 Jan 2022 21:47:57 +0100 (CET) Received: from mail-pj1-f53.google.com (mail-pj1-f53.google.com [209.85.216.53]) by mails.dpdk.org (Postfix) with ESMTP id C31FC40141 for ; Thu, 27 Jan 2022 21:47:55 +0100 (CET) Received: by mail-pj1-f53.google.com with SMTP id r59so4262154pjg.4 for ; Thu, 27 Jan 2022 12:47:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20210112.gappssmtp.com; s=20210112; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=kmIgFTYV32SLjhlawTagEWgZx9nOqxuBlkDICBkKYss=; b=OXiXZ86VdVI1qhcYkVr+M3WK0RqBS+lHn0pVcZ5PxblfBrI2UQqNMHnIS331XSqYdg 5RR8182r6UBElO1YmRYlVUGAdBKbIU8TTLWZvNpH0+IUlwIl5KYlxnwrnWxGt3eVwmHV vi/ZtLP163Zb+2YGXqpYOrrMPQffc5xDpXRI11as0iOh5njcBMIJrT+62hreNFUsNjDB /gxBAUMKKORhdgRd2yd3H28cWIZQ2QLh9v47Ev02BYIxoMo3qdS1/z9WUG4Bt/YvSdGA QdXsgznJKIITzNOrkf5KuDNZ2fzTZzUbz31uSYM2um0ykJLoukJSRL3ZJdu0DRgMgKHS 62zQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=kmIgFTYV32SLjhlawTagEWgZx9nOqxuBlkDICBkKYss=; b=PUaMFNOCYmiEvsTanzxFmplvA1QqcwL5Z4L86LC1sk1eqG6+vuDOFgll3/9nijC/yT y6U4Dpqv20z+h06CIbZYQWUdVnpUzrPY6vNIMhV5bCwfxSQ0CTd/aZRvbMX6bAN05B+o +s/jm72OUQBkrg8jk4R+i2YeUiekfjwn8Iw5J7ugLd2AZAsh+TcYRt0h4tYogjmOH3e2 i+Fq9PpnhTICLtDVi56dveNU4666glOvS9LJVQm7SEYtogItPGq/ksZM+ME/lF/NEyNn PWbyHMu0JrFbCFl46/ANcbuh2aJALAidlcNwy2Guube6N0y0+2Ko1F88I4UFL2Cx7xm8 JnLQ== X-Gm-Message-State: AOAM530jwQPThp9AMXhM7EFhImiWk2oG9nzz9yRjrONQG9pOFOiOvvVI 19vpg19UbnbwclHyX7rwY0BAow== X-Google-Smtp-Source: ABdhPJzHLEVC+mmOhqA2HP0fAgxl+9JnczIZvB52KhRk5osZrmsEpB1tNtcFvGFHm3NEiTU3T5+Lmw== X-Received: by 2002:a17:903:28c:: with SMTP id j12mr4754228plr.149.1643316474909; Thu, 27 Jan 2022 12:47:54 -0800 (PST) Received: from hermes.local (204-195-112-199.wavecable.com. [204.195.112.199]) by smtp.gmail.com with ESMTPSA id md18sm215326pjb.9.2022.01.27.12.47.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 27 Jan 2022 12:47:54 -0800 (PST) Date: Thu, 27 Jan 2022 12:47:51 -0800 From: Stephen Hemminger To: Cc: , Aaron Conole , Michael Santana , Bruce Richardson , , , , , , , , , Subject: Re: [dpdk-dev] [PATCH v3 3/6] eal: support libunwind based backtrace Message-ID: <20220127124751.77bf4e85@hermes.local> In-Reply-To: <20210906041732.1019743-4-jerinj@marvell.com> References: <20210817032723.3997054-1-jerinj@marvell.com> <20210906041732.1019743-1-jerinj@marvell.com> <20210906041732.1019743-4-jerinj@marvell.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Mon, 6 Sep 2021 09:47:29 +0530 wrote: > From: Jerin Jacob > > adding optional libwind library dependency to DPDK for > enhanced backtrace based on ucontext. > > Signed-off-by: Jerin Jacob Was looking for better backtrace and noticed that there is libbacktrace on github (BSD licensed). It provides more information like file and line number. Maybe DPDK should integrate it? PS: existing rte_dump_stack() is not safe from signal handlers. https://bugs.dpdk.org/show_bug.cgi?id=929