From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (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 73CCD3DDAED; Mon, 31 Aug 2026 09:57:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.158.5 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788170265; cv=none; b=OODJsi0kiZwkOc8Juqky61Y8kVDYwEtLXQ4360vQNosbM6e0QkakR5DCSf2mlPS7ywA+qeBKvxMCAGgT6eB3Tikn0XntarXCumF+IhouSissuasAoR1MvPBGI1aIz9Ascw3Aweczy4YylZruzyCrzfurK7oUWOaLfmoFczOFC9I= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788170265; c=relaxed/simple; bh=92hixnRvobGNFPLV9JSrjDki5GamPSPiNR11I6RP+aY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=hACHr0mb17zdEv1FLLjaoFE7cVc54e54948chgOylKv3Zc+v0lv+NZfjuB1/jprKQMNBBjOyppmlOvqNbJSebsU/TgCN9l9prplgsFjsz5Ht/ZQQr9l5ZzM5tkZWxClNqlld6/8c5vTaN6kBg94dn2VtMaXrWZW9LrQzmS8bVbM= 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=YDAqbIl9; arc=none smtp.client-ip=148.163.158.5 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="YDAqbIl9" Received: from pps.filterd (m0360072.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 67V82ZD01698460; Mon, 31 Aug 2026 09:57:26 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=u1Jo3v 9IF8WM4DTFnA4FLvNszr5Of9u9jmZT9HlBM/Q=; b=YDAqbIl9lDGKh6C10qIcij gPmBn/VVIC7gBKw1erj70keT8yvyqgSvQ7xhRzSHQaR4U3+QSjqTNF0VRKwgdFCl L7IYbd7AxVbH9isBN7GKDbtpycZqzW97eCIReSsYfNM+7u5NG9BxaUv9rwPFPFfw dEOIOporz7mU3vvPBJ8o2hF303pKNg+KPT/9bjfiIeIfx92BSl4vI4Ao8ZwH+12U mDEJZ42By1wnGtZPsQ3mO8q/I0BAfyZCBFaarmBpLTbfyxPo+rDGm4OP+YiAemBJ c3H/K4xN6ibW/mdq8LDYYdr2whogNnJL6eINlsoZ6N+h7P1GqE2OIOjOtYbsPgPw == 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 4gbq2t0aux-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 31 Aug 2026 09:57:25 +0000 (GMT) Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.18.1.7/8.18.1.7) with ESMTP id 67V9uQfJ022125; Mon, 31 Aug 2026 09:57:24 GMT Received: from smtprelay04.fra02v.mail.ibm.com ([9.218.2.228]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 4gccexvyq0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 31 Aug 2026 09:57:24 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay04.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 67V9vLFj31261400 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 31 Aug 2026 09:57:21 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1DDEB20040; Mon, 31 Aug 2026 09:57:21 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A763120043; Mon, 31 Aug 2026 09:57:20 +0000 (GMT) Received: from [192.168.2.169] (unknown [9.87.144.92]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 31 Aug 2026 09:57:20 +0000 (GMT) From: Mete Durlu Date: Mon, 31 Aug 2026 11:57:16 +0200 Subject: [PATCH v6 2/3] s390: Implement arch_do_panic Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260831-arch_do_panic-v6-2-a1e170a9e7fd@linux.ibm.com> References: <20260831-arch_do_panic-v6-0-a1e170a9e7fd@linux.ibm.com> In-Reply-To: <20260831-arch_do_panic-v6-0-a1e170a9e7fd@linux.ibm.com> To: Andrew Morton , Petr Mladek , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , "David S. Miller" , Andreas Larsson , Bradley Morgan Cc: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, Mete Durlu X-Mailer: b4 0.14.3 X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=bc1bluPB c=1 sm=1 tr=0 ts=6a955005 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=RzCfie-kr_QcCd8fBx8p:22 a=VnNF1IyMAAAA:8 a=jcFIXsoQAAAA:8 a=_xSrkdfc7yNGjjOxUnYA:9 a=QEXdDO2ut3YA:10 a=M1-Q_cRM6PFdmZSamPpU:22 X-Proofpoint-Spam-Info: AW1haW4tMjYwODMxMDA4MiBTYWx0ZWRfXxwrgQ+JC4EsE JtN50+Vjh0hYdnQA10baDZzy7JXe7AeBlBKy18EwO4MZ7GB+D3HdUkjwvddpc3kBTbo7r3NiYJM yO2uREcF0FX/Z1YGTFFlvbeciihpyRY= X-Proofpoint-ORIG-GUID: L5-rd_S8Ng8RzJ9qF4gL0TVleff-Cb-J X-Proofpoint-GUID: L5-rd_S8Ng8RzJ9qF4gL0TVleff-Cb-J X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODMxMDA4MiBTYWx0ZWRfX2tMWIUi9v2FP yQtmZcAsgYfKNRr84j9owV70bBa38yZjon1o0MhTmBNmxGc67duqJqLp9xqiOu9eu/oqZmqGJmL AFe6sW0Pc2EoazUvXybI6j7SPblAcCTh6mQGYb5ZmEOgm/1LlG3FAOYbe6nFhValTbzdgfDJysQ AVhRCZSB0986oMSyRoQITDU2QqqNYk1ItUgcsAsz3Y6Gg7gO0QIP2cBRP8WFno/OLwC/QUfTXeE K/9z9agFDZ6VfC6aqEL/WTbdjyd7KBZzfWwn1ZiH6tBq61JF4ksBsIohVvgPGlntpXA6XNm3sRw a5RAQyHPqEm9nzTknLbyeLFPYWrRO8SQ9MeCJqwpDKvicJ2nmU85wQ1GEzqKO41+Gp5nyun7il2 1pGEwmooYUEtl0dEXPUK6Gz9N5Aef6JMrX8AV09Km0q+wEXmu9XFmF31Hn9BVTXgHo6RHE8ZHiC lp5nQZLQ/W6xcccNzzg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-31_03,2026-08-27_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 suspectscore=0 adultscore=0 malwarescore=0 spamscore=0 lowpriorityscore=0 phishscore=0 clxscore=1015 priorityscore=1501 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608310082 Implement s390 specific arch_do_panic() instead of using s390 specific ifdef sections in vpanic() code. disabled_wait() is now called after "end Kernel panic" marker. No functional changes. Acked-by: Heiko Carstens Reviewed-by: Bradley Morgan Signed-off-by: Mete Durlu --- arch/s390/kernel/traps.c | 7 +++++++ kernel/panic.c | 3 --- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index b6ba4465f59d..115cb3373247 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -33,6 +34,7 @@ #include #include #include +#include #include "entry.h" struct pgm_stat { @@ -283,6 +285,11 @@ static void monitor_event_exception(struct pt_regs *regs) } } +void arch_do_panic(void) +{ + disabled_wait(); +} + void kernel_stack_invalid(struct pt_regs *regs) { /* diff --git a/kernel/panic.c b/kernel/panic.c index 726a97842232..ee6e3f9e3900 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -752,9 +752,6 @@ void vpanic(const char *fmt, va_list args) pr_emerg("Press Stop-A (L1-A) from sun keyboard or send break\n" "twice on console to return to the boot prom\n"); } -#endif -#if defined(CONFIG_S390) - disabled_wait(); #endif pr_emerg("---[ end Kernel panic - not syncing: %s ]---\n", buf); -- 2.55.0