From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS3215 2.6.0.0/16 X-Spam-Status: No, score=-4.2 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI,NICE_REPLY_A, RCVD_IN_DNSWL_MED,SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 4FD791F8C6 for ; Thu, 8 Jul 2021 12:33:55 +0000 (UTC) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 5E900398643B for ; Thu, 8 Jul 2021 12:33:54 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5E900398643B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1625747634; bh=AaVUOZ1NqTtrulFaXXOSIuAq7eKavZQP1caNgM3tOpo=; h=Subject:To:References:Date:In-Reply-To:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=bU21R3jjiOR46jfm+2fM5sCNdaCBXqn08Bsr2PrwRZoXTQoNTDW37FuwFdrEQDaUx YuP4C1o4us/UE3ZAgpDrldrXSAbJdd4VYl1x3GElHWwJkaBuYHhh+8aQkutPkqq7uO HHudyrtWxmzS4QBH1nPX2lFi5Z2i4/eC9j6B3HcI= Received: from mail-pl1-x62b.google.com (mail-pl1-x62b.google.com [IPv6:2607:f8b0:4864:20::62b]) by sourceware.org (Postfix) with ESMTPS id 9D30D3861865 for ; Thu, 8 Jul 2021 12:33:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 9D30D3861865 Received: by mail-pl1-x62b.google.com with SMTP id h1so2868091plf.6 for ; Thu, 08 Jul 2021 05:33:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=AaVUOZ1NqTtrulFaXXOSIuAq7eKavZQP1caNgM3tOpo=; b=V7rS++hHWC01uduuv6D4hI6VgrMiUK2xr0bUSJe4Uh3C1hOUamAxrF+6eu/yEDACgK JuZLHtp7/Yw5DXky6yegprMpAIKXmV3yRqA2AVfRDA3KMN1uWNVcRqP1DquM2nFWhbQq z/ar7Z0fdWZwf+NXhO2rBYhBAhdpCqUDRMVzJ0NIf81eE7wzU3MZNHIbB7g5RHg7iZPb ngcPPiEoavtFq8wiKLLddo8rpjWlfkgMXvRfGUp+94byxRkYA/LlfhvNRBe5XLcj2fpz ru7Qma829raEhADT5QfbIClt5dxFgdiOLv8msPUa3ZpjSawH8IdyNSjKQEWd1wUs5qD/ e95A== X-Gm-Message-State: AOAM532yrGyt3hD0vgjQ+1f8EbVsgqiHf+yNyUsfjQsgTCLK02UkQjUK fZOFSE3hFbpzCTwDp6x7dG66qKmLPRu4mQ== X-Google-Smtp-Source: ABdhPJwCHDxWT2gIIP8Ubfz7fD5r5NYetH3zQM2ZTL92zEZTeocGhrjbe1J/cZOkbHPXOl2wiuOgvA== X-Received: by 2002:a17:90a:4490:: with SMTP id t16mr32601627pjg.193.1625747613560; Thu, 08 Jul 2021 05:33:33 -0700 (PDT) Received: from [192.168.1.108] ([177.194.59.218]) by smtp.gmail.com with ESMTPSA id q64sm2783647pfc.118.2021.07.08.05.33.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 08 Jul 2021 05:33:33 -0700 (PDT) Subject: Re: [PATCH v7 1/4] support: Add support_stack_alloc To: Florian Weimer References: <20210706145839.1658623-1-adhemerval.zanella@linaro.org> <20210706145839.1658623-2-adhemerval.zanella@linaro.org> <87k0m2a0na.fsf@oldenburg.str.redhat.com> <87eeca2ggn.fsf@oldenburg.str.redhat.com> <75c75184-e799-bf89-e3fc-49a48f150591@linaro.org> <87sg0pz7fs.fsf@oldenburg.str.redhat.com> Message-ID: <8f6e8558-3c75-feb8-b5db-adcb3850106b@linaro.org> Date: Thu, 8 Jul 2021 09:33:29 -0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <87sg0pz7fs.fsf@oldenburg.str.redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Adhemerval Zanella via Libc-alpha Reply-To: Adhemerval Zanella Cc: Adhemerval Zanella via Libc-alpha Errors-To: libc-alpha-bounces+e=80x24.org@sourceware.org Sender: "Libc-alpha" On 08/07/2021 02:43, Florian Weimer wrote: > * Adhemerval Zanella: > >> I have added: >> >> /* Some architecture still requires executable stack for the signal return >> trampoline, although PF_X could be overridden if PT_GNU_STACK is present. >> However since there is glibc does not export such information with a >> proper ABI, it uses the historical permissions. */ > > “since [] glibc does not export” Ack.