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 E8B3E383801A for ; Thu, 6 May 2021 18:54:02 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org E8B3E383801A Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 146Idxr6121144; Thu, 6 May 2021 14:54:00 -0400 Received: from ppma02dal.us.ibm.com (a.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.10]) by mx0b-001b2d01.pphosted.com with ESMTP id 38chabhw3x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 06 May 2021 14:54:00 -0400 Received: from pps.filterd (ppma02dal.us.ibm.com [127.0.0.1]) by ppma02dal.us.ibm.com (8.16.0.43/8.16.0.43) with SMTP id 146Ic4CI010316; Thu, 6 May 2021 18:54:00 GMT Received: from b01cxnp23032.gho.pok.ibm.com (b01cxnp23032.gho.pok.ibm.com [9.57.198.27]) by ppma02dal.us.ibm.com with ESMTP id 38c1my0ykj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 06 May 2021 18:53:59 +0000 Received: from b01ledav004.gho.pok.ibm.com (b01ledav004.gho.pok.ibm.com [9.57.199.109]) by b01cxnp23032.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 146Irxs829491502 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 6 May 2021 18:53:59 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 06A2D112065; Thu, 6 May 2021 18:53:59 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6F84111206F; Thu, 6 May 2021 18:53:58 +0000 (GMT) Received: from linux.ibm.com (unknown [9.145.176.43]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Thu, 6 May 2021 18:53:58 +0000 (GMT) From: Tulio Magno Quites Machado Filho To: Andreas Schwab Cc: libc-alpha@sourceware.org Subject: Re: [PATCH v2] powerpc: Optimized memmove for POWER10 In-Reply-To: <87y2cr679c.fsf@igel.home> References: <20210429204231.1486973-1-lamm@linux.ibm.com> <87im3v7w6u.fsf@igel.home> <162031653926.57052.15169371921973171160@localhost.localdomain> <87a6p77ss1.fsf@igel.home> <87h7jfyau4.fsf@linux.ibm.com> <87y2cr679c.fsf@igel.home> User-Agent: Notmuch/0.31.3 (http://notmuchmail.org) Emacs/27.2 (x86_64-redhat-linux-gnu) Date: Thu, 06 May 2021 15:53:56 -0300 Message-ID: <87eeejy9q3.fsf@linux.ibm.com> Content-Type: text/plain X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: m8UZYUtCHqymadioUj7SZANbovbqnigq X-Proofpoint-GUID: m8UZYUtCHqymadioUj7SZANbovbqnigq X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-05-06_10:2021-05-06, 2021-05-06 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 impostorscore=0 spamscore=0 suspectscore=0 phishscore=0 malwarescore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 clxscore=1015 mlxscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2105060127 X-Spam-Status: No, score=-4.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, KAM_NUMSUBJECT, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) 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: Thu, 06 May 2021 18:54:04 -0000 Andreas Schwab writes: > This job happend to be executed on a POWER9 worker: > > https://build.opensuse.org/package/live_build_log/home:Andreas_Schwab:glibc/glibc/p/ppc64le This qemu option is suspicious: -cpu host,compat=power8 Despite being a power9 host, I believe that's telling the guest to SIGILL on P9 instructions. So, I think this is the same issue that Raoni is fixing [1]. Would you like to test that patch before I merge it? [1] http://patchwork.sourceware.org/project/glibc/patch/20210503195935.je5jbi6hjbiiaovs@work-tp/ -- Tulio Magno