From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5EEAECA6C92 for ; Tue, 27 Jan 2026 08:50:13 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4f0fH93Tdlz2xjP; Tue, 27 Jan 2026 19:49:57 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=148.163.156.1 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1769503797; cv=none; b=m6l/R/EDaogEXUp/VYUGTAqoOsL/SFbtziu02ZAuACHuakFZSr/DJ2svQeIFhugA8ZQCr/zrmZYmYVzsrcDTPy1uJon6rdlIHsVRKvZLTrL3hz19HE3xPi4WOov0py+OigjxVjcQrrf/zt7S1PNZVzp6F6cv/8a1COH12YkZKcTSk4beWf3OMiwL/MFIGxDYMnciM+O7mrCoALv0m9SfNuakS5eeqkAUtPs8VYP2x20W+ENrLzoUl/lJI7Z83NJlhCT1Q7oyL8yoWb4yWrk9IpcfhGn64Kkox3rCpG+AI4aMt5eUMHW8EPd+g5UDMmOUeR8VbVd10k8c9hpHbXiuFw== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1769503797; c=relaxed/relaxed; bh=IK2Im8FtyDa+N0jemZAwMsjUhAlQA7jbhs0IYdDSDcQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=G/eZxRtbiLNXEvnvjbSCqVCpMm+8phmDXF0d/+4hOhYhqYa7BncaHDS+EtQMN0Ii+6Bf60iro6oZtTjVWHpgpzvgQCKBztEaVWfRZ0AihWIOnHn+WlBcg24emH8U3k++F+vL1eCLw2JfAbGSW8P7QE3PemspGXAE+8olhT87mX+FsgtltjGm/HnUCspVOegpaPgow/SgmGZ8S9e+jbDIAVTykrb3IyfggcWKTHQpCyU9fRm8q6XLw432Dfsh9gYQW5/jXP70wdex4bdBh3yJp2pRtYVq7pC4guIDGoWEusJtFsM4E61SXj4P69tWSYFjqSLF1O1TRdgGptvPr9Qn+g== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=RacN185f; dkim-atps=neutral; spf=pass (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=hbathini@linux.ibm.com; receiver=lists.ozlabs.org) smtp.mailfrom=linux.ibm.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=RacN185f; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=hbathini@linux.ibm.com; receiver=lists.ozlabs.org) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4f0fH85WBvz3bf3 for ; Tue, 27 Jan 2026 19:49:56 +1100 (AEDT) Received: from pps.filterd (m0360083.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 60R723ix013597; Tue, 27 Jan 2026 08:49:40 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=IK2Im8FtyDa+N0jem ZAwMsjUhAlQA7jbhs0IYdDSDcQ=; b=RacN185fuLNm+djP7UetrBh3dyZiEvNP7 o8jS1gAeais7hox496lsrSkHytC9k/Bw8cq8oza328DQoLV9MQfjWjZMV8hz16LJ qNypQf9ZqHp3qP47kNTbgUoxgMfgEo50jyoMHktKjcmAqOZUyiooefviRfWghNuQ zBBANtQDDQUp6vS5/yADGgE77Jrtj+jGexksHIP3T6RGyL8o33uzcNvaBfR6iyyB O75I2xhivWvRZl4FCdc4ynlthpt9NbN39IW1vVXDGouPYhhSb2tiy+CkDJ3MmueZ yLeHPlCBdPIFER6oNlqWhG2tFjHwFsUznkh0ILigsEUEeFnr85/wg== 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 4bvnk6vdka-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Jan 2026 08:49:40 +0000 (GMT) Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 60R4BhTb018394; Tue, 27 Jan 2026 08:49:39 GMT Received: from smtprelay06.fra02v.mail.ibm.com ([9.218.2.230]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 4bwb41qqfq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 27 Jan 2026 08:49:39 +0000 Received: from smtpav03.fra02v.mail.ibm.com (smtpav03.fra02v.mail.ibm.com [10.20.54.102]) by smtprelay06.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 60R8nYub25821500 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 27 Jan 2026 08:49:34 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BF0432004B; Tue, 27 Jan 2026 08:49:34 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 35E0C20040; Tue, 27 Jan 2026 08:49:32 +0000 (GMT) Received: from li-bd3f974c-2712-11b2-a85c-df1cec4d728e.in.ibm.com (unknown [9.78.106.105]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 27 Jan 2026 08:49:31 +0000 (GMT) From: Hari Bathini To: linuxppc-dev Cc: Madhavan Srinivasan , Christophe Leroy , "Naveen N. Rao" , Michael Ellerman , linux-trace-kernel@vger.kernel.org, Mark Rutland , Steven Rostedt , Masami Hiramatsu , llvm@lists.linux.dev, Maryam Moghadas Subject: [PATCH v2 2/3] powerpc64/ftrace: fix OOL stub count with clang Date: Tue, 27 Jan 2026 14:19:25 +0530 Message-ID: <20260127084926.34497-3-hbathini@linux.ibm.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260127084926.34497-1-hbathini@linux.ibm.com> References: <20260127084926.34497-1-hbathini@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: AQFmo85ljkW9szpQpX_RcaVUI2tkXMHG X-Proofpoint-ORIG-GUID: AQFmo85ljkW9szpQpX_RcaVUI2tkXMHG X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTI3MDA3MSBTYWx0ZWRfX9ICBxqyqtKAi pdFxxxI5MhMLVYFn9auSWUPL6RDpdlBdp25b4+Et2XInIyObIBNJN/NNnIhhruKU5P7ua7NCAHC HJnK0Vo72psw9myp+IR1U4tg4LNXzRINDADXEw1cNCe/B5dNzDeuicd0cZsizK8AUxuinDQ+M3j /gZsUdBrr9DoYEXIG/HnmY/6RW2PYBMnLG1C48HN+WcJ174iBjyNBz47y4O+cE9QrpG51WrSSs9 KVeksFjD2kYZ/p2KUroRoEI0rWiNZYonCnNV/NgEHyY3Z2JCtvVry+H3wvKb4DxH/V4oAH5Hl2L udGZkkAV+iJ8U5cKa/u3McjqWNmEBI1QFI4xLZmuOUysabNWqn+lZV3rXmXhCYGX3/Rg+jR3THn 68JiZh1B4R1IMXdFQlRvKiXRvzKCD0E4Q+pq0XwCcsIM6uWkuUZwxJrJ0c6kiJVDecw2zflZbGx J+IUpLWl/V2O2nFACmA== X-Authority-Analysis: v=2.4 cv=AMiVTGgp c=1 sm=1 tr=0 ts=69787c24 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=vUbySO9Y5rIA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=_5KToPWuY_tjwTr7hf0A:9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.20,FMLib:17.12.100.49 definitions=2026-01-27_01,2026-01-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 phishscore=0 bulkscore=0 suspectscore=0 adultscore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2601150000 definitions=main-2601270071 The total number of out-of-line (OOL) stubs required for function tracing is determined using the following command: $(OBJDUMP) -r -j __patchable_function_entries vmlinux.o While this works correctly with GNU objdump, llvm-objdump does not list the expected relocation records for this section. Fix this by using the -d option and counting R_PPC64_ADDR64 relocation entries. This works as desired with both objdump and llvm-objdump. Signed-off-by: Hari Bathini --- * No changes since v1. arch/powerpc/tools/ftrace-gen-ool-stubs.sh | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/tools/ftrace-gen-ool-stubs.sh b/arch/powerpc/tools/ftrace-gen-ool-stubs.sh index bac186bdf64a..9218d43aeb54 100755 --- a/arch/powerpc/tools/ftrace-gen-ool-stubs.sh +++ b/arch/powerpc/tools/ftrace-gen-ool-stubs.sh @@ -15,9 +15,9 @@ if [ -z "$is_64bit" ]; then RELOCATION=R_PPC_ADDR32 fi -num_ool_stubs_total=$($objdump -r -j __patchable_function_entries "$vmlinux_o" | +num_ool_stubs_total=$($objdump -r -j __patchable_function_entries -d "$vmlinux_o" | grep -c "$RELOCATION") -num_ool_stubs_inittext=$($objdump -r -j __patchable_function_entries "$vmlinux_o" | +num_ool_stubs_inittext=$($objdump -r -j __patchable_function_entries -d "$vmlinux_o" | grep -e ".init.text" -e ".text.startup" | grep -c "$RELOCATION") num_ool_stubs_text=$((num_ool_stubs_total - num_ool_stubs_inittext)) -- 2.52.0