From nobody Mon Feb 9 00:53:42 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 36798332901; Mon, 22 Dec 2025 16:50:48 +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=1766422250; cv=none; b=PEzxlePAQ6f/UK8fpOdHC7injeNDWZ/P3g5gnYPSYxDlKECadPhuTlkQDx5tExf3EYqN2FXKKfXRiNpAdMP8smkHV1xN8TMjfOpAtzusb4Ol3hw9BRue4YPUM2xHJnhcRSSY3qYl1UPrK4eKqKT6Uwq4e42m/ogWt2gbIIyUUAo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766422250; c=relaxed/simple; bh=ppddRHBjjzuGKYC56DMR9Y/6uMZxA+vA361WbAMUQjk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=D2+DyfOAJ3SCX76XKMeDDzBXuy9y+WyWoAgWCqa3UiX9MdZpcCaNUPMMdYIH3NwtkTuzQVTmah5rlc7OWgEpoT7s+JcWrS72OPjEfpkLpA4HdqvodMPqIfsLFOJCfmO0+NlB8KpNe0l5u2f3DhvEuBsulFFJu/s9uqRyHkVJBbg= 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=Um0kXMy0; 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="Um0kXMy0" 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 5BMBIMPN020242; Mon, 22 Dec 2025 16:50:45 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=53+6YA0gHtcxVllIt onUc6YdfZpmIkiOnoO0JHtuaEQ=; b=Um0kXMy0mPe8r7w5xJhJg6Os7gccTYZou uzScTxf6aUAILTSFI20JK3d8WMBmAXxPkcbBj1EGun/w8gokO6NzweE3t8/8ORro K8czLEdlIGYXub8ttvzidJx97WlP74N+WdL30ipWrih1ZMACXX0uKzMIMVGlLw6W APRIrluPk/v2j0bMqpc5g0R616yZcI6l5gBS4irANNNo+gvrIthPYKyC8AElycl/ UKGejutgBZ5weNknb52ywbWWatzC2BpFcLHfrBl3/z89/yjrFnltAzkPhTKOjsZc KccQwfmw3ZT6s1PGWnSu4lEn5RpiJVMdF7sXRiSjXUPAbtjq0SLOw== Received: from ppma23.wdc07v.mail.ibm.com (5d.69.3da9.ip4.static.sl-reverse.com [169.61.105.93]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4b5ka399et-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 22 Dec 2025 16:50:45 +0000 (GMT) Received: from pps.filterd (ppma23.wdc07v.mail.ibm.com [127.0.0.1]) by ppma23.wdc07v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 5BMDcXZ5005286; Mon, 22 Dec 2025 16:50:44 GMT Received: from smtprelay04.fra02v.mail.ibm.com ([9.218.2.228]) by ppma23.wdc07v.mail.ibm.com (PPS) with ESMTPS id 4b67mjy3hf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 22 Dec 2025 16:50:44 +0000 Received: from smtpav07.fra02v.mail.ibm.com (smtpav07.fra02v.mail.ibm.com [10.20.54.106]) by smtprelay04.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 5BMGoeQr14680506 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 22 Dec 2025 16:50:40 GMT Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 09FBB20043; Mon, 22 Dec 2025 16:50:40 +0000 (GMT) Received: from smtpav07.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E412B20040; Mon, 22 Dec 2025 16:50:38 +0000 (GMT) Received: from p-imbrenda.ibmuc.com (unknown [9.111.79.149]) by smtpav07.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 22 Dec 2025 16:50:38 +0000 (GMT) From: Claudio Imbrenda To: kvm@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, borntraeger@de.ibm.com, frankja@linux.ibm.com, nsg@linux.ibm.com, nrb@linux.ibm.com, seiden@linux.ibm.com, gra@linux.ibm.com, schlameuss@linux.ibm.com, hca@linux.ibm.com, svens@linux.ibm.com, agordeev@linux.ibm.com, gor@linux.ibm.com, david@redhat.com, gerald.schaefer@linux.ibm.com Subject: [PATCH v6 04/28] s390: Move sske_frame() to a header Date: Mon, 22 Dec 2025 17:50:09 +0100 Message-ID: <20251222165033.162329-5-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251222165033.162329-1-imbrenda@linux.ibm.com> References: <20251222165033.162329-1-imbrenda@linux.ibm.com> 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-Proofpoint-GUID: x55RDZf1V80rFGrcYKmP14sIwLW_VqTt X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjIyMDE1NCBTYWx0ZWRfX6vJY0XcYlMtl kcZQA6rfsCXiQS9lKvMBAfg29yrrBlIZ/Z8nELqyvWG7PxQ6qfXzDBcvZdGcx6yYh+tdDAK390I sqQMYKB5r2t8QQZi/VWLK78TDpQtvTC8Nv1lelCiI0AilQfqLVjOewieOIXw9ehOhxK2Oi2JeCg SgvFhTVkX2B/zNrELTX7gojCl5CabJr1t94YJyIU7Yiv8v+QaYL8sFQXGz4TwW2zCA+ZG/+Nhgu lMRJ5kIo+7baNYyJQa1rsIRYIrafC3m692jI27nu9PdkZELJcCZtFcFx6v0NiUMLqgLrLaD4c1K fHS1yI2/Jy18TBrrRisEevQzdoWR8s5+LQ9LhrhLBileYl4vUdfwzilo1PE0zpMgsq8LwuYn37e 9A2PlNieRKV/3sHz2b4+62MWjtoX5qzz1h60MW2PwUy7gkhLgsAuqGnBN0PYaXFgoJBLsAmKHWx tuyKbxfRpr9SdB1ORBQ== X-Proofpoint-ORIG-GUID: x55RDZf1V80rFGrcYKmP14sIwLW_VqTt X-Authority-Analysis: v=2.4 cv=dqHWylg4 c=1 sm=1 tr=0 ts=694976e5 cx=c_pps a=3Bg1Hr4SwmMryq2xdFQyZA==:117 a=3Bg1Hr4SwmMryq2xdFQyZA==:17 a=wP3pNCr1ah4A:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=cwyL-bC_1qH1TysSW8cA:9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-22_02,2025-12-22_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 malwarescore=0 bulkscore=0 phishscore=0 suspectscore=0 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2512120000 definitions=main-2512220154 Content-Type: text/plain; charset="utf-8" Move the sske_frame() function to asm/pgtable.h, so it can be used in other modules too. Opportunistically convert the .insn opcode specification to the appropriate mnemonic. Signed-off-by: Claudio Imbrenda Reviewed-by: Christian Borntraeger Reviewed-by: Steffen Eiden Reviewed-by: Christoph Schlameuss Reviewed-by: Nina Schoetterl-Glausch --- arch/s390/include/asm/pgtable.h | 7 +++++++ arch/s390/mm/pageattr.c | 7 ------- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtabl= e.h index 8194a2b12ecf..73c30b811b98 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -1136,6 +1136,13 @@ static inline pte_t pte_mkhuge(pte_t pte) } #endif =20 +static inline unsigned long sske_frame(unsigned long addr, unsigned char s= key) +{ + asm volatile("sske %[skey],%[addr],1" + : [addr] "+a" (addr) : [skey] "d" (skey)); + return addr; +} + #define IPTE_GLOBAL 0 #define IPTE_LOCAL 1 =20 diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c index d3ce04a4b248..bb29c38ae624 100644 --- a/arch/s390/mm/pageattr.c +++ b/arch/s390/mm/pageattr.c @@ -16,13 +16,6 @@ #include #include =20 -static inline unsigned long sske_frame(unsigned long addr, unsigned char s= key) -{ - asm volatile(".insn rrf,0xb22b0000,%[skey],%[addr],1,0" - : [addr] "+a" (addr) : [skey] "d" (skey)); - return addr; -} - void __storage_key_init_range(unsigned long start, unsigned long end) { unsigned long boundary, size; --=20 2.52.0