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 82902A034D; Fri, 28 Jan 2022 05:34:04 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 0C845427E1; Fri, 28 Jan 2022 05:34:04 +0100 (CET) Received: from mail-il1-f178.google.com (mail-il1-f178.google.com [209.85.166.178]) by mails.dpdk.org (Postfix) with ESMTP id B18B340141 for ; Fri, 28 Jan 2022 05:34:02 +0100 (CET) Received: by mail-il1-f178.google.com with SMTP id p7so309995ilp.11 for ; Thu, 27 Jan 2022 20:34:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=6NhieV+1Iws0a1VOuzKjD4HKeGpzyBLbDgI9Qol63Z0=; b=XhdxIWQP65SDz6SAf7fBJtSWD4yldEUYjGPxUf1nw6RfcnWYcg6J4EXM0OLciolSZE eLKtTnQ0mAaq8RQa6LYjuhz/hZLOutRLcu3mj/gjBaqvVXUTU4mAGo4vxGrnZlzRFRAD dhWDDsKWJ4FTdplPFux+c7gy1d2uyXhjWAExUQNzoKN1/RcXSBkjqrInKlCrSIKemXvm 7ig5meqD89/FbjuW9SpaY/1DL825jADxQlzSl+E9v8kjPW7s66IcmcBZecd/LQaXMJVr TWx7UQIEYflGxNhAmbKGqW7tPnczZ7rBsZq5k784alGm/wcwojDgQknyBrC0oBwHOPyv 8AlQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=6NhieV+1Iws0a1VOuzKjD4HKeGpzyBLbDgI9Qol63Z0=; b=YN1ITvaQpKVFJwevqA+cS4RxZn/JS5Tm71tntqipLpw/IOCBiva47yj3hLlHjtBwDM p0kQ71BST/sCJWKnaSfQMhLjkFdto/l36InY70reyH63C97I3pmG6DVSlCBVsC4gZC4a HbiUlkjJnh1vftfeJtCHZshl/L8vW9BswNyqqpONh6Xb0hhXwCDkdKIGqCrstIaAam9L aSyzN/Hn6HtEW/XOZrMauxs5I/QO3bG57N/wAzJU+9J/hQFswQWvmND9xZ3PfMNNtlsZ DgEEjuH0v2NMeyH8LxjaxpDMzfiU7QuJBcA3WCG1JKiYcGXmrPd/40p7kirmviYcw/F2 JoUA== X-Gm-Message-State: AOAM5305GVkGl8c9jaeus9LMXUJnJK77hSPJJa+eVvgj+Guu7P8BsdFi T5Zr4yUd60A5U+sbUaH3P5F/La1/71ForLCiwkk= X-Google-Smtp-Source: ABdhPJxxFGtyplE4SgMTVo1KvdUEBx1Njs/T0wV8lfmdEKIjG2rlKwrR8mPk+JZo0KE2dQeFV+K9jb/O6vd6MdMM5EU= X-Received: by 2002:a05:6e02:1545:: with SMTP id j5mr4815300ilu.318.1643344441915; Thu, 27 Jan 2022 20:34:01 -0800 (PST) MIME-Version: 1.0 References: <20210817032723.3997054-1-jerinj@marvell.com> <20210906041732.1019743-1-jerinj@marvell.com> <20210906041732.1019743-4-jerinj@marvell.com> <20220127124751.77bf4e85@hermes.local> In-Reply-To: <20220127124751.77bf4e85@hermes.local> From: Jerin Jacob Date: Fri, 28 Jan 2022 10:03:35 +0530 Message-ID: Subject: Re: [dpdk-dev] [PATCH v3 3/6] eal: support libunwind based backtrace To: Stephen Hemminger Cc: Jerin Jacob , dpdk-dev , Aaron Conole , Michael Santana , Bruce Richardson , Thomas Monjalon , David Marchand , Dmitry Kozlyuk , Narcisa Ana Maria Vasile , "Dmitry Malloy (MESHCHANINOV)" , Pallavi Kadam , "Ananyev, Konstantin" , "Ruifeng Wang (Arm Technology China)" , David Christensen Content-Type: text/plain; charset="UTF-8" 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 Fri, Jan 28, 2022 at 2:18 AM Stephen Hemminger wrote: > > 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? TB already decided to NOT pursue that path. > > > PS: existing rte_dump_stack() is not safe from signal handlers. > https://bugs.dpdk.org/show_bug.cgi?id=929