From nobody Sat Feb 7 13:05:39 2026 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 smtp.subspace.kernel.org (Postfix) with ESMTPS id 1F79C30EF8C; Tue, 28 Oct 2025 11:51:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.156.1 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761652300; cv=none; b=sBoazyP6tLDahiiIq9uInqYEkZE6S+0oox8I5LD0FTCSPHn8DKW2ZwhEFpH3H7sFeqUL0fAKOqw6klNSxsk2VI09b2WHAofISOcyQ8DVk/LP11DYLnsVmZ0iqB3KZFIjwT1qWXjGxEK5menF5h3E41NZ2hGPpTslXktaE5cR1dE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761652300; c=relaxed/simple; bh=XlwnLTEXDaAA9THPxSptUWk8urWs/Zft1ubjgPctUMk=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=IUvY/sXPRKq6s4vNs0YoEejJNg8lUdgyLdE1+sQAUnyJpHKLA4WVeJ/nPnGtsWKae2c3CqOyvst9Zg5FVdnqTq49Lmm6uEQCuxm/E4sWJOZlvXZxnEyqec9IwA9IbITXP9DjzT5kBrDr684HnYe/m//yKvMEWxHBPfemMHqdJ0M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=JVQ4C5d+; arc=none smtp.client-ip=148.163.156.1 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="JVQ4C5d+" Received: from pps.filterd (m0356517.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 59S0bVS7003058; Tue, 28 Oct 2025 11:51:36 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:message-id:mime-version :subject:to; s=pp1; bh=3UFCQaEJaKcAaDn//yddwHbbu2/BdSOUSDaCpfPtN Cs=; b=JVQ4C5d+FuthlAJnCJhyVH7PAn27Ych7LnI7WJiIICZxUZp1Wahl62YFW X1N1ipiWr8wi+SSm0xreYqjQpK3ugJTf2LLizDTif993LstvHxvZke97kJlF0dC5 pgh1MMST1FAP76er2c8fnFFWsYx6O3v0EOOOHuWsq0RsEaZRL4D/BJ/aRNc0WmlB nf052kJSiTrleV/YMDryoXHf5HmH8v5qnXDnnlB2w/A3DdUwL8gA0T/8C602NCVs KGLKC9oRWPGZsPPtYsgvZOueguAgn3kW9P546tFFZ42+pcb5w/TKW4QPBnf+jdh+ 3dWqlM3JjufOSB0+PL0wXtt3PPu/Q== 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 4a0p993mc6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 28 Oct 2025 11:51:36 +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 59S9DHCS006884; Tue, 28 Oct 2025 11:51:35 GMT Received: from smtprelay05.fra02v.mail.ibm.com ([9.218.2.225]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 4a1bk12784-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 28 Oct 2025 11:51:34 +0000 Received: from smtpav07.fra02v.mail.ibm.com (smtpav07.fra02v.mail.ibm.com [10.20.54.106]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 59SBpXm734865460 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 28 Oct 2025 11:51:33 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5CF4C2004B; Tue, 28 Oct 2025 11:51:33 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 373D920043; Tue, 28 Oct 2025 11:51:33 +0000 (GMT) Received: from tuxmaker.lnxne.boe (unknown [9.152.85.9]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 28 Oct 2025 11:51:33 +0000 (GMT) From: Peter Oberparleiter To: Andrew Morton Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, Matthieu Baerts , Peter Oberparleiter Subject: [PATCH] gcov: Add support for GCC 15 Date: Tue, 28 Oct 2025 12:51:25 +0100 Message-ID: <20251028115125.1319410-1-oberpar@linux.ibm.com> X-Mailer: git-send-email 2.48.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=JqL8bc4C c=1 sm=1 tr=0 ts=6900ae48 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=x6icFKpwvdMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=NEAV23lmAAAA:8 a=VwQbUJbxAAAA:8 a=VnNF1IyMAAAA:8 a=5kkN_RTO9X0oWNACuksA:9 X-Proofpoint-GUID: 4n_WuyfmTOpa3Yd-oe4i2D4s9nEqYF-I X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMDI1MDAxOSBTYWx0ZWRfX0IKWkoejrboP qnPYkTTIPqILEzmuWaDUoNA/z99XIQshzDxIRcNA7TZRpBwnWWqI29x/EibRpenxNB09Pbhe7jH hHdughHTreMFmiqGqO7nNfBfAUgZZOFILkMFR2BoKdknvAL0l7g/jXpf4u4Htq6pxYqyYOTfDea NHJapzz0vCx+V+kgw49D7wJjD4IE9gk50K+4Btjttajs73ayh4O6nUMl7dwmJPgpPGM4xgt3qE/ RBc5oixTTcp5uLdbW4cvzAwbUj4QXwqgoPIbndokd7uDHbGb08YQE3vY7MhJqyCwrLWIHf8W86n TUUTTOE3KZo5I7tVMsWXKR4g1qX0i7dyBjl73RVMfZIEgahE6RnjC3lQoRWzZkhYstXU3ksuG4O Pspm7JCaDT3QDCJhIDK24nFexTVsKg== X-Proofpoint-ORIG-GUID: 4n_WuyfmTOpa3Yd-oe4i2D4s9nEqYF-I X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-10-28_04,2025-10-22_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 clxscore=1011 lowpriorityscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 spamscore=0 adultscore=0 phishscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510020000 definitions=main-2510250019 Content-Type: text/plain; charset="utf-8" Using gcov on kernels compiled with GCC 15 results in truncated 16-byte long .gcda files with no usable data. To fix this, update GCOV_COUNTERS to match the value defined by GCC 15. Tested with GCC 14.3.0 and GCC 15.2.0. Reported-by: Matthieu Baerts Closes: https://github.com/linux-test-project/lcov/issues/445 Tested-by: Matthieu Baerts Cc: Signed-off-by: Peter Oberparleiter --- kernel/gcov/gcc_4_7.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c index a08cc076f332..ffde93d051a4 100644 --- a/kernel/gcov/gcc_4_7.c +++ b/kernel/gcov/gcc_4_7.c @@ -18,7 +18,9 @@ #include #include "gcov.h" =20 -#if (__GNUC__ >=3D 14) +#if (__GNUC__ >=3D 15) +#define GCOV_COUNTERS 10 +#elif (__GNUC__ >=3D 14) #define GCOV_COUNTERS 9 #elif (__GNUC__ >=3D 10) #define GCOV_COUNTERS 8 --=20 2.48.1