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Fri, 12 May 2023 12:53:23 GMT Received: from smtprelay01.fra02v.mail.ibm.com ([9.218.2.227]) by ppma04ams.nl.ibm.com (PPS) with ESMTPS id 3qf7nh2bxw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 12 May 2023 12:53:23 +0000 Received: from smtpav04.fra02v.mail.ibm.com (smtpav04.fra02v.mail.ibm.com [10.20.54.103]) by smtprelay01.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 34CCrJNY67043810 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 12 May 2023 12:53:19 GMT Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AD2D020040; Fri, 12 May 2023 12:53:19 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0DB3D20043; Fri, 12 May 2023 12:53:19 +0000 (GMT) Received: from osiris (unknown [9.179.20.70]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTPS; Fri, 12 May 2023 12:53:18 +0000 (GMT) Date: Fri, 12 May 2023 14:53:17 +0200 From: Heiko Carstens To: Steffen Eiden Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, Viktor Mihajlovski , Janosch Frank , Claudio Imbrenda , Nico Boehr , Christian Borntraeger , Hendrik Brueckner Subject: Re: [PATCH 5/5] s390/uv: Update query for secret-UVCs Message-ID: References: <20230512093153.206378-1-seiden@linux.ibm.com> <20230512093153.206378-6-seiden@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230512093153.206378-6-seiden@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: TStAkSQwbKPhJzdn-b0sM9kBRglX6DMF X-Proofpoint-ORIG-GUID: TStAkSQwbKPhJzdn-b0sM9kBRglX6DMF X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-05-12_08,2023-05-05_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 phishscore=0 malwarescore=0 priorityscore=1501 suspectscore=0 clxscore=1015 bulkscore=0 adultscore=0 mlxscore=0 lowpriorityscore=0 spamscore=0 mlxlogscore=925 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305120105 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Fri, May 12, 2023 at 11:31:53AM +0200, Steffen Eiden wrote: > Update the query struct such that secret-UVC related > information can be parsed. > Add sysfs files for these new values. > > Signed-off-by: Steffen Eiden > --- > arch/s390/boot/uv.c | 4 ++++ > arch/s390/include/asm/uv.h | 11 ++++++++++- > arch/s390/kernel/uv.c | 40 ++++++++++++++++++++++++++++++++++++++ > 3 files changed, 54 insertions(+), 1 deletion(-) ... > +static ssize_t uv_query_supp_add_secret_req_ver(struct kobject *kobj, > + struct kobj_attribute *attr, char *page) > +{ > + return scnprintf(page, PAGE_SIZE, "%lx\n", uv_info.supp_add_secret_req_ver); > +} FWIW, another minor thing: all of these should be sysfs_emit() instead.