From patchwork Mon Apr 24 10:52:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manjunath Matti X-Patchwork-Id: 1772833 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org (client-ip=8.43.85.97; helo=sourceware.org; envelope-from=libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.a=rsa-sha256 header.s=default header.b=Jt/cMcDq; dkim-atps=neutral Received: from sourceware.org (server2.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Q4hml5cxtz23hs for ; Mon, 24 Apr 2023 20:52:55 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id E70993858C83 for ; Mon, 24 Apr 2023 10:52:51 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E70993858C83 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1682333571; bh=/9vaKic6fw9uIELbvR3K5Qj9h+8sGFjgaQbg0RAT0Cc=; h=To:Cc:Subject:Date:List-Id:List-Unsubscribe:List-Archive: List-Post:List-Help:List-Subscribe:From:Reply-To:From; b=Jt/cMcDq+za7VAw7yKRKadhRHeHaJDtzu0dBSZJgOO9Qj8kNYtW3eZ/t6+dwtM1qF rltecpLtWEJ6lbFb2ZV/SE1f03PyMiV02n6yFdJIVqJeMbi6dxYnGJWYVY+vqoQ8+Z hqYTCPtnItvVkT4wLD8AsyuMFxSX58oYFMe4zLwg= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by sourceware.org (Postfix) with ESMTPS id 5C12E3858D28 for ; Mon, 24 Apr 2023 10:52:35 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 5C12E3858D28 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 33OAcHXf007318 for ; Mon, 24 Apr 2023 10:52:34 GMT Received: from ppma06fra.de.ibm.com (48.49.7a9f.ip4.static.sl-reverse.com [159.122.73.72]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3q44sh1q11-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 24 Apr 2023 10:52:34 +0000 Received: from pps.filterd (ppma06fra.de.ibm.com [127.0.0.1]) by ppma06fra.de.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 33O3ehB7006436 for ; Mon, 24 Apr 2023 10:52:32 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma06fra.de.ibm.com (PPS) with ESMTPS id 3q46ug0vn2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 24 Apr 2023 10:52:32 +0000 Received: from smtpav01.fra02v.mail.ibm.com (smtpav01.fra02v.mail.ibm.com [10.20.54.100]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 33OAqThj37159436 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 24 Apr 2023 10:52:29 GMT Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 123CB20043; Mon, 24 Apr 2023 10:52:29 +0000 (GMT) Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3EA4320040; Mon, 24 Apr 2023 10:52:28 +0000 (GMT) Received: from ltcd97-lp3.. (unknown [9.40.194.171]) by smtpav01.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 24 Apr 2023 10:52:28 +0000 (GMT) To: libc-alpha@sourceware.org Cc: rajis@linux.ibm.com, Manjunath Matti Subject: [PATCH] powerpc: Use sysconf (_SC_SIGSTKSZ) to set SIGSTKSZ and MINSIGSTKSZ. Date: Mon, 24 Apr 2023 06:52:08 -0400 Message-Id: <20230424105208.301614-1-mmatti@linux.ibm.com> X-Mailer: git-send-email 2.37.2 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: oUYgWKUd8kujX2Kome_Ifkj3TOAdgtgI X-Proofpoint-ORIG-GUID: oUYgWKUd8kujX2Kome_Ifkj3TOAdgtgI X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-24_06,2023-04-21_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 lowpriorityscore=0 spamscore=0 suspectscore=0 bulkscore=0 adultscore=0 mlxscore=0 malwarescore=0 impostorscore=0 mlxlogscore=696 priorityscore=1501 clxscore=1011 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304240095 X-Spam-Status: No, score=-11.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) 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-Patchwork-Original-From: Manjunath Matti via Libc-alpha From: Manjunath Matti Reply-To: Manjunath Matti Errors-To: libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org Sender: "Libc-alpha" Add support in PowerPC to use sysconf (_SC_SIGSTKSZ) to set SIGSTKSZ and MINSIGSTKSZ similar to x86. --- .../unix/sysv/linux/powerpc/bits/sigstksz.h | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/powerpc/bits/sigstksz.h diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/sigstksz.h b/sysdeps/unix/sysv/linux/powerpc/bits/sigstksz.h new file mode 100644 index 0000000000..2bec1e7917 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/bits/sigstksz.h @@ -0,0 +1,33 @@ +/* Definition of MINSIGSTKSZ and SIGSTKSZ. Linux/PowerPC version. + Copyright (C) 2020-2023 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#ifndef _SIGNAL_H +# error "Never include directly; use instead." +#endif + +#if defined __USE_DYNAMIC_STACK_SIZE && __USE_DYNAMIC_STACK_SIZE +# include + +/* Default stack size for a signal handler: sysconf (SC_SIGSTKSZ). */ +# undef SIGSTKSZ +# define SIGSTKSZ sysconf (_SC_SIGSTKSZ) + +/* Minimum stack size for a signal handler: SIGSTKSZ/4. */ +# undef MINSIGSTKSZ +# define MINSIGSTKSZ (SIGSTKSZ >> 2) +#endif