From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on starla X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 Received: from server2.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 4CA041F406 for ; Thu, 14 Dec 2023 23:05:23 +0000 (UTC) Authentication-Results: dcvr.yhbt.net; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=OHMZoVrt; dkim-atps=neutral Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 8DABF3845BEB for ; Thu, 14 Dec 2023 23:05:22 +0000 (GMT) Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by sourceware.org (Postfix) with ESMTPS id 6E80E3860763 for ; Thu, 14 Dec 2023 23:05:10 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 6E80E3860763 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=linux.vnet.ibm.com Authentication-Results: sourceware.org; spf=none smtp.mailfrom=linux.vnet.ibm.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 6E80E3860763 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=148.163.158.5 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1702595111; cv=none; b=k2C4JgaPmNMrNckP0TI/oZhMYqD3I267OyKHNIy0MHskKhV2R5MG81vQtxeRrS13/P/YlRfUcfK08Z7n8h1BBzbdXgp+ja+wU7ZlxYMT8sgCARaE2ALiYU8l4nhfRtJQ1VZHk6ixUFvIoRgTR6dGa8rsX9XX64auBCxcMw4Hh5Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1702595111; c=relaxed/simple; bh=WcJ94V9l745R7+q+Z+VXKAAb+Fft3Ux/RnSDPrAEt+4=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=BNX8oS3RWiY2ciaulToWiuP5aMWT8l9+G2oFAjhrAkL3X3UHu4GmIFMG1BLIcmgLAui8++Ry6CYtw7Kx31sTo518tBxON2i+IVSNMGNarDsfCOg/9DDXlV/vGGytEjHzF5Ff3otKvgm2o2WCN5gDkCS1IuF/wEkpNo2hliC1uL4= ARC-Authentication-Results: i=1; server2.sourceware.org Received: from pps.filterd (m0353724.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3BEMWf1h006615 for ; Thu, 14 Dec 2023 23:05:10 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=hdfOaVG4t1tGg12srP7lscvoxOW9zZv9XfT1aNIWHu4=; b=OHMZoVrtXq+8aH8pLJ7pOKTW5pZgZIzatemIwQ4Gue8TFuGpnHAyRNhrEDHYKwzY5UBx ETKsnNb8kc1JT7rTn1Tq08lN4HxoL1YN9xijd5CRtVTul9PaB6OTPwExIe3UxIXCGyr2 IuZK9KwuwLK4k0847KZIs+d3n+B+XEi23SFTABTzRuirXBnwr/t9XWFIkbLr3j1ZzVl5 bmn8SA4TOjPX+RuWW0LLsfmUR/YpG2cXvNIUmZhagCqZRcCHaIK+FqcJJRfazCfXD6AS q904L0gz3Yl/g9ei1zg1Ht3FfWS+WlUrMUYe0zhBSplxd7FdrSovmmMwjrhRlry4WTeB pg== Received: from ppma11.dal12v.mail.ibm.com (db.9e.1632.ip4.static.sl-reverse.com [50.22.158.219]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3v0akd0r1x-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 14 Dec 2023 23:05:09 +0000 Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 3BELEIpI013892 for ; Thu, 14 Dec 2023 23:05:09 GMT Received: from smtprelay04.wdc07v.mail.ibm.com ([172.16.1.71]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 3uw592km94-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 14 Dec 2023 23:05:09 +0000 Received: from smtpav03.dal12v.mail.ibm.com (smtpav03.dal12v.mail.ibm.com [10.241.53.102]) by smtprelay04.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 3BEN58gP29360646 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Thu, 14 Dec 2023 23:05:08 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1E16C5806F for ; Thu, 14 Dec 2023 23:05:08 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0154458072 for ; Thu, 14 Dec 2023 23:05:08 +0000 (GMT) Received: from [9.61.106.130] (unknown [9.61.106.130]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP for ; Thu, 14 Dec 2023 23:05:07 +0000 (GMT) Message-ID: <6d3380a5-8f92-42d4-8d8c-0736a0a1d84f@linux.vnet.ibm.com> Date: Thu, 14 Dec 2023 17:05:07 -0600 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] powerpc: Add space for HWCAP3/HWCAP4 in the TCB for future Power. Content-Language: en-US To: libc-alpha@sourceware.org References: <20231205123848.2505641-1-mmatti@linux.ibm.com> From: Rajalakshmi Srinivasaraghavan In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: lmQoM8Pf4figuAp8Elx-Brcik6Eq-M-z X-Proofpoint-GUID: lmQoM8Pf4figuAp8Elx-Brcik6Eq-M-z X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-14_15,2023-12-14_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxlogscore=928 clxscore=1015 spamscore=0 malwarescore=0 adultscore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 mlxscore=0 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2312140161 X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces+e=80x24.org@sourceware.org On 12/13/23 5:45 PM, Peter Bergner wrote: > On 12/5/23 6:38 AM, Manjunath Matti wrote: >> This patch reserves space for HWCAP3/HWCAP4 in the TCB of powerpc. >> These hardware capabilities bits will be used by future Power >> architectures. >> >> Versioned symbol '__parse_hwcap_3_4_and_convert_at_platform' advertises >> the availability of the new HWCAP3/HWCAP4 data in the TCB. >> >> This is an ABI change for GLIBC 2.39. >> >> Suggested-by: Peter Bergner >> --- >> sysdeps/powerpc/Versions | 5 +++++ >> sysdeps/powerpc/hwcapinfo.c | 5 +++++ >> sysdeps/powerpc/nptl/tcb-offsets.sym | 1 + >> sysdeps/powerpc/nptl/tls.h | 13 ++++++++++++- >> .../unix/sysv/linux/powerpc/powerpc32/ld.abilist | 1 + >> .../unix/sysv/linux/powerpc/powerpc64/be/ld.abilist | 1 + >> .../unix/sysv/linux/powerpc/powerpc64/le/ld.abilist | 1 + >> 7 files changed, 26 insertions(+), 1 deletion(-) > LGTM. > > Reviewed-by: Peter Bergner > > Peter Thanks Peter for the review. I will merge the first patch. Since the second patch depends on the kernel patch, we can review and merge that later.