From nobody Fri Dec 19 19:03:01 2025 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 8221630275E; Thu, 6 Nov 2025 16:11:26 +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=1762445488; cv=none; b=fPB/0qLP/uXiqFJPC6BFChx4Z3fJ+D+SL6ZM+1Yz6POCA883VLe+uCNL6QM8CvBx3t/MzgIVvjndDdkRvyjVi/MVBZPhu/FZXbVjBLoLG/QZh3/F3hjh0yLol1GTomH3PMLFgglHB2drvYYDoDHUCPLwDDTJ9TtCcBade99WJ10= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762445488; c=relaxed/simple; bh=O0EsD1gtDqsNUpD5KJ8RrZzqfi0ETeDn23cSDysRepc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WKfTRvufkp7euuiN5ggDTikaQ3G91B+y32Nlc0dbe6KslXrFB5B1qCluWsBGMRXKb43SobZkC7tY7Mn6IuvjzJis0n9tMApqb4tlcXxfEF1m8m1mlccwlCh/Dkjh8yV2OgkWytLGh7AcdQ3ftkBjyZ08JiPJvVMZpTksw9ZqDro= 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=RsnrYP8s; 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="RsnrYP8s" Received: from pps.filterd (m0353729.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5A67MjcH030753; Thu, 6 Nov 2025 16:11:24 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=JJ5oJp/7b3c6VXTqa LGQwXDgqVHNhPtq4NNCeUt6dhk=; b=RsnrYP8sBWm9WB7vP/LQCZCML9OI3ZzKJ qH+R4+ahgDK18VLQRgMhqbDxJfb01hy2qdjGQLmMKAJMlrlWE4pdRQX2fa0vrSvb y9ELy7zZXAWRThcmDOQTtVpQhUPo0NSzt63pePgd7eK8Pbf5xSPUFFJs9Iz2bog0 HE27gjIvadjI8dUzWC6qCz0c/1FZ7ebF5pL9SbSPxYCV+eYJJ50QqeQm0kn5xWji vDEBrVtAVkSNbYZ+d6SjRAgHCRMVhvoYFREpYe/XEQEv0lFAxkJBlX/06sgkoa0o 40zr+a+xVFS7zaWCwSQk7VnYW20wa79YXQI5s8D3+qmkYi+UCreAw== 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 4a59vur6v0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 06 Nov 2025 16:11:23 +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 5A6CqSnT012872; Thu, 6 Nov 2025 16:11:23 GMT Received: from smtprelay05.fra02v.mail.ibm.com ([9.218.2.225]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 4a5y8262ac-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 06 Nov 2025 16:11:22 +0000 Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 5A6GBJxr43712854 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 6 Nov 2025 16:11:19 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6153920040; Thu, 6 Nov 2025 16:11:19 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F03C62004B; Thu, 6 Nov 2025 16:11:18 +0000 (GMT) Received: from p-imbrenda.boeblingen.de.ibm.com (unknown [9.155.209.42]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Thu, 6 Nov 2025 16:11:18 +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, 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 v3 03/23] s390: Move sske_frame() to a header Date: Thu, 6 Nov 2025 17:10:57 +0100 Message-ID: <20251106161117.350395-4-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.51.1 In-Reply-To: <20251106161117.350395-1-imbrenda@linux.ibm.com> References: <20251106161117.350395-1-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-ORIG-GUID: qsxgQQP-68XNs3sBXNPQ2MUbMaClw2IX X-Proofpoint-GUID: qsxgQQP-68XNs3sBXNPQ2MUbMaClw2IX X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTAxMDAyMSBTYWx0ZWRfX5kqqkPt4wNMW qQky0LUlTPoMHwwY2QcT1QyST5Fi4isKLgD1PhtmrnYxgeLGNbLSQqOFDq1/sYZVSWkRBxoFoXg j5ThNDGV6AytS7ZgqvCsKbT33AENqV0ZbnSNnRJ/tM51d1nxodNx/t0dGWbXoiacg/nysY8ylzx mdFAssVko6Vrhn8NAu3ThAK/Tjk2lZOL4efXFNZj/hkB11YJP3KJkSDpQ6UEpcRlmTiufVL/RO/ dB4n5kqWTFxRLbMyC8TpEPfl3EbOFWgKm8/GNjihLU4RPxsiXk6afmQVFuSJA+HqhiwfNBOxGRI BULlNaNJ4fV7FweEs4PNi+m8pLyEuGjhelQ/zHvmJfpXKbcGVYnF+P94CQlB39ROcJtDTkNXA/s fuNN6AupC7nVnihKotqCa2F9ytEhrA== X-Authority-Analysis: v=2.4 cv=U6qfzOru c=1 sm=1 tr=0 ts=690cc8ab cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=6UeiqGixMTsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VnNF1IyMAAAA:8 a=-u9FmCOoZJUNk1x3bJoA: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=2025-11-06_03,2025-11-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 adultscore=0 impostorscore=0 spamscore=0 phishscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 suspectscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2510240000 definitions=main-2511010021 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 c1a7a92f0575..b9887ea6c045 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -1148,6 +1148,13 @@ 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 348e759840e7..ceeb04136cec 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 2.51.1