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 272A43857830 for ; Thu, 10 Dec 2020 17:29:03 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 272A43857830 Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0BAH4X17181761; Thu, 10 Dec 2020 12:29:02 -0500 Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 35bqq10xnd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 10 Dec 2020 12:29:02 -0500 Received: from m0098414.ppops.net (m0098414.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 0BAH8Ljf009396; Thu, 10 Dec 2020 12:29:01 -0500 Received: from ppma01dal.us.ibm.com (83.d6.3fa9.ip4.static.sl-reverse.com [169.63.214.131]) by mx0b-001b2d01.pphosted.com with ESMTP id 35bqq10xmg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 10 Dec 2020 12:29:01 -0500 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 0BAHS2Gl012888; Thu, 10 Dec 2020 17:28:59 GMT Received: from b03cxnp08026.gho.boulder.ibm.com (b03cxnp08026.gho.boulder.ibm.com [9.17.130.18]) by ppma01dal.us.ibm.com with ESMTP id 3581u9umky-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 10 Dec 2020 17:28:59 +0000 Received: from b03ledav006.gho.boulder.ibm.com (b03ledav006.gho.boulder.ibm.com [9.17.130.237]) by b03cxnp08026.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 0BAHSwYu23527850 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 10 Dec 2020 17:28:58 GMT Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 04AFFC6057; Thu, 10 Dec 2020 17:28:58 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D30FBC6055; Thu, 10 Dec 2020 17:28:56 +0000 (GMT) Received: from [9.160.37.251] (unknown [9.160.37.251]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Thu, 10 Dec 2020 17:28:56 +0000 (GMT) Subject: Re: [PATCH v2 1/2] powerpc: Runtime selection between sc and scv for syscalls To: libc-alpha@sourceware.org References: <20201203171528.83180-1-msc@linux.ibm.com> <20201203171528.83180-2-msc@linux.ibm.com> Cc: Florian Weimer , Adhemerval Zanella From: Matheus Castanho Message-ID: <0c37d169-bcd4-9fa3-d9bf-9b72ffccb895@linux.ibm.com> Date: Thu, 10 Dec 2020 14:28:53 -0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.5.0 MIME-Version: 1.0 In-Reply-To: <20201203171528.83180-2-msc@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343, 18.0.737 definitions=2020-12-10_06:2020-12-09, 2020-12-10 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 phishscore=0 malwarescore=0 impostorscore=0 lowpriorityscore=0 adultscore=0 suspectscore=0 mlxlogscore=967 clxscore=1015 mlxscore=0 priorityscore=1501 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012100105 X-Spam-Status: No, score=-4.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, NICE_REPLY_A, 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, 10 Dec 2020 17:29:04 -0000 Hi Florian an Adhemerval, I was able to get rid of the thread pointer check, leaving it only on libc.a, and the DL is using the old interface (sc insn). Do you have further comments? On 12/3/20 2:15 PM, Matheus Castanho via Libc-alpha wrote: > This patch depends on the brk consolidation implemented by [0]. > > [0] https://sourceware.org/pipermail/libc-alpha/2020-November/119770.html > [...] Adhemerval, do you plan to merge this patch (with the change suggested by Tulio) in this release? I see it already has a Reviewed-by. I'd like to try to merge this change before the freeze, but it depends on that patch now. Thanks, Matheus Castanho