From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: "H.J. Lu" Newsgroups: gmane.comp.lib.glibc.alpha Subject: PING^2: [PATCH 0/2] nptl: Update struct pthread_unwind_buf Date: Wed, 21 Feb 2018 07:33:37 -0800 Message-ID: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-Trace: blaine.gmane.org 1519227104 23617 195.159.176.226 (21 Feb 2018 15:31:44 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 21 Feb 2018 15:31:44 +0000 (UTC) Cc: "Carlos O'Donell" , GNU C Library To: Florian Weimer Original-X-From: libc-alpha-return-90439-glibc-alpha=m.gmane.org@sourceware.org Wed Feb 21 16:31:39 2018 Return-path: Envelope-to: glibc-alpha@blaine.gmane.org DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:from:date:message-id:subject:to :cc:content-type; q=dns; s=default; b=t+NgCGmTvPBEnuGuUzGYnEHva1 h5z3oFz6F9yfgIO5VSjL9ILlqHn3gHUKhqTtWk4PI5HziolMLmvMF7zmlv1zJejV zgEa81786Jm6GpVleaL3PKuFkYKX+uUfosA8mJpKWFiFyIhE9gZwd0cHX+Yn8DhR BJPWQg56RDCP/zVHw= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:from:date:message-id:subject:to :cc:content-type; s=default; bh=h+YIvXHcxi9jArAVdw/xLAsxc7c=; b= Ayo14+Lx2bD/XiYDoF3rZFWv8OaMyaBPCNj9J8ZEZ8WuUDnVNKl/iuNNXjDymcUR mAqcrO8+O3AdupcnrZRkfdXPixGPo6BbtyLrf+hFDK+jAmEq955daRK4knz2yUYr +6/F1FKKAb/jcyBsZFm1OcZk3QtppwUIrerOQ1AQzwA= Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Original-Sender: libc-alpha-owner@sourceware.org Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.6 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.2 spammy= X-HELO: mail-ot0-f173.google.com X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=de3o0jNywEHetrsDTTQNLU/x0i80wLGnVK0OH6glklw=; b=txXhpKuJ9vvF042NveVKMsRHxM05hR9GQM1ZMo70iYA5bwSfOT5aDX57ZQ08gqxYcQ sPWN1Ctfa/KTCluKJ946tH8SiQIswEtmN+jPUaFfaQaZnQ5UVGUus/xYwQTKZgRSBtXO 9JaUTIpaV4WHxO4OgINWivd9x3SYJ9dubzWavsFegLUCngAPjS7Lq2KgKTqpi2iCMf2G v/gppODRUS/1eaEP+ZPwpllW1/KaVi5fUoN7drVUJzNfXHQPAXLCWfUMqksMrVHGra85 RDOPkphYdEDEFXMkHlVMXWqI5rgK4nV51mYHph/yQURcOpBFtF4JCf6QMQmr63WTzH2J nzww== X-Gm-Message-State: APf1xPBQJtEzKuSbq9LwvhMWB9jP96F2eaFnLRBoAjVBmItCt7dP1epl KaOPJ06Mb5FnRRe10wxGw8POcc+JJrSz19gEs8M= X-Google-Smtp-Source: AG47ELtIHbTlxZeVh8r+HxRPy92FLvVY4notQMgBtdDOPrSnm9PTdq5qxomwVaOSOvZRHQaKT7lDd5xGajiHseBqXN4= X-Received: by 10.157.65.187 with SMTP id p56mr2792108ote.123.1519227217708; Wed, 21 Feb 2018 07:33:37 -0800 (PST) Xref: news.gmane.org gmane.comp.lib.glibc.alpha:82771 Archived-At: Received: from server1.sourceware.org ([209.132.180.131] helo=sourceware.org) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eoWMs-0005a3-SU for glibc-alpha@blaine.gmane.org; Wed, 21 Feb 2018 16:31:39 +0100 Received: (qmail 24739 invoked by alias); 21 Feb 2018 15:33:41 -0000 Received: (qmail 24721 invoked by uid 89); 21 Feb 2018 15:33:41 -0000 On Thu, Feb 15, 2018 at 12:02 PM, H.J. Lu wrote: > On Fri, Feb 9, 2018 at 7:24 AM, H.J. Lu wrote: >> On Fri, Feb 9, 2018 at 6:33 AM, Florian Weimer wrote: >>> On 02/09/2018 03:13 PM, H.J. Lu wrote: >>>> >>>> I built glibc master with gcc-8.0.1 -mcet -fcf-protection. Some object >>>> files do get CET marker as expected. But static executable isn't: >>> >>> >>> I said static libraries. If I compile this code (based on the example from >>> the manual page) on Fedora rawhide: >>> >> >> Glibc never provides binary compatibility with static libraries. My suggestions >> are >> >> 1. Recompile static libraries after CET is enabled in glibc. Or >> 2. Don't compile static libraries with CET. >> >> BTW, we don't have space to save shadow stack register with existing >> cancel buf. >> > > PING: > > https://sourceware.org/ml/libc-alpha/2018-02/msg00290.html > https://sourceware.org/ml/libc-alpha/2018-02/msg00291.html > PING. -- H.J.