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=-4.3 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI,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 C42EC1F8C6 for ; Thu, 8 Jul 2021 05:44:19 +0000 (UTC) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 3D9A23896833 for ; Thu, 8 Jul 2021 05:44:17 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3D9A23896833 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1625723057; bh=RU4VFiN2gz0Q8yNfQom1EssHkB8HQBuMD0CGUTqtNuE=; h=To:Subject:References:Date:In-Reply-To:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc: From; b=nivTiqZKxW5JFBP9iMKfPWcCPPBb0ZJh5Z3yirPA3400WpQbcLpsljC+HjHhpPTTV QUkW+i9bMz4Dg7L86LgvJyh4btQzMLttk7tizeSxg5pCcpvj9KZbFK1OONYV9fU661 dGVY/1fGC7/72LUg+EAoC7levh5koAM8hfQX+Q9Y= Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTP id 133FE387740B for ; Thu, 8 Jul 2021 05:43:57 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 133FE387740B Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-26-TqAl-adLMXK1tiO607GODw-1; Thu, 08 Jul 2021 01:43:55 -0400 X-MC-Unique: TqAl-adLMXK1tiO607GODw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 42293800050; Thu, 8 Jul 2021 05:43:54 +0000 (UTC) Received: from oldenburg.str.redhat.com (ovpn-115-5.ams2.redhat.com [10.36.115.5]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6809C100EB3D; Thu, 8 Jul 2021 05:43:53 +0000 (UTC) To: Adhemerval Zanella Subject: Re: [PATCH v7 1/4] support: Add support_stack_alloc 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> Date: Thu, 08 Jul 2021 07:43:51 +0200 In-Reply-To: <75c75184-e799-bf89-e3fc-49a48f150591@linaro.org> (Adhemerval Zanella's message of "Wed, 7 Jul 2021 14:26:35 -0300") Message-ID: <87sg0pz7fs.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable 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: Florian Weimer via Libc-alpha Reply-To: Florian Weimer Cc: Adhemerval Zanella via Libc-alpha Errors-To: libc-alpha-bounces+e=80x24.org@sourceware.org Sender: "Libc-alpha" * Adhemerval Zanella: > I have added: > > /* Some architecture still requires executable stack for the signal ret= urn =20 > trampoline, although PF_X could be overridden if PT_GNU_STACK is pre= sent. =20 > However since there is glibc does not export such information with a= =20 > proper ABI, it uses the historical permissions. */ =E2=80=9Csince [] glibc does not export=E2=80=9D Thanks, Florian