From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by sourceware.org (Postfix) with ESMTPS id 4A11C3857831 for ; Wed, 4 May 2022 13:17:04 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 4A11C3857831 Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 244D6ouG001649; Wed, 4 May 2022 13:17:03 GMT Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3fuswa8hyd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 04 May 2022 13:17:03 +0000 Received: from m0098419.ppops.net (m0098419.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 244D766Z003821; Wed, 4 May 2022 13:17:03 GMT Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3fuswa8hxq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 04 May 2022 13:17:02 +0000 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 244D8OJc014961; Wed, 4 May 2022 13:17:01 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma06ams.nl.ibm.com with ESMTP id 3frvcj5q4v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 04 May 2022 13:17:01 +0000 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 244DGtMK25362824 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 4 May 2022 13:16:55 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B7635A405F; Wed, 4 May 2022 13:16:58 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 80843A405B; Wed, 4 May 2022 13:16:58 +0000 (GMT) Received: from [9.145.85.108] (unknown [9.145.85.108]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 4 May 2022 13:16:58 +0000 (GMT) Message-ID: <25109979-63f6-2a8a-fe19-13bca2f42a6a@linux.ibm.com> Date: Wed, 4 May 2022 15:16:58 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: [PATCH] S390: Enable static PIE Content-Language: en-US To: Florian Weimer Cc: Adhemerval Zanella , Stefan Liebler via Libc-alpha References: <20220428141530.567838-1-stli@linux.ibm.com> <87y1zk70vk.fsf@oldenburg.str.redhat.com> <760241d4-2f3e-7078-ad98-a4d8ed3fdc69@linaro.org> <87r15b4ubx.fsf@oldenburg.str.redhat.com> <87pmkufx0s.fsf@oldenburg.str.redhat.com> From: Stefan Liebler In-Reply-To: <87pmkufx0s.fsf@oldenburg.str.redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: ADTfTDISGWdgh1rnN0YtR8tLF1RlDIA2 X-Proofpoint-GUID: se-YSC71jxJ_F43dzPQIRr5u2RnMQnJT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-05-04_04,2022-05-04_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 suspectscore=0 impostorscore=0 mlxlogscore=712 clxscore=1011 priorityscore=1501 spamscore=0 mlxscore=0 phishscore=0 malwarescore=0 lowpriorityscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2205040084 X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, NICE_REPLY_A, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org 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: , X-List-Received-Date: Wed, 04 May 2022 13:17:08 -0000 On 03/05/2022 17:36, Florian Weimer wrote: > * Stefan Liebler: > >> I've just build glibc-HEAD and run the testsuite with >> /proc/sys/kernel/randomize_va_space = 0. => Recognized fails as srbk failed. >> >> Then I've build with Florian's patch series on top. I don't see any >> testsuite fails. Furthermore I've debbugged a static testcase into >> _dl_early_allocate => mmap was used as result and previous was equal. >> >> With Florian's patch series also applied, static PIE binaries also run >> on an unchanged kernel. > > That's great. Then I think this means it's safe to enable static PIE > for s390x. > > Thanks, > Florian > Thanks. Then I'll add some comments regarding your patch-series to configure.ac before pushing. Shall I wait until your patches are committed or is it okay if I push my patch before?