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Violators will be prosecuted; Thu, 18 Jan 2018 10:09:51 -0000 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w0IA9pmc65667178; Thu, 18 Jan 2018 10:09:51 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 57B9411C058; Thu, 18 Jan 2018 10:03:34 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F063311C050; Thu, 18 Jan 2018 10:03:33 +0000 (GMT) Received: from oc7330422307.ibm.com (unknown [9.152.224.51]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 18 Jan 2018 10:03:33 +0000 (GMT) Subject: Re: [PATCH v2] KVM: s390: wire up bpb feature To: Cornelia Huck Cc: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, David Hildenbrand , Martin Schwidefsky , Heiko Carstens , Paolo Bonzini , Greg Kroah-Hartman , Jon Masters , Marcus Meissner , Jiri Kosina References: <1516182519-10623-6-git-send-email-schwidefsky@de.ibm.com> <20180117134434.48676-1-borntraeger@de.ibm.com> <20180118105916.68a1586c.cohuck@redhat.com> From: Christian Borntraeger Date: Thu, 18 Jan 2018 11:09:50 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: <20180118105916.68a1586c.cohuck@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 18011810-0040-0000-0000-00000426289D X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18011810-0041-0000-0000-000020C99CC6 Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-01-18_05:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=2 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1801180145 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/18/2018 10:59 AM, Cornelia Huck wrote: > On Wed, 17 Jan 2018 14:44:34 +0100 > Christian Borntraeger wrote: > >> The new firmware interfaces for branch prediction behaviour changes >> are transparently available for the guest. Nevertheless, there is >> new state attached that should be migrated and properly resetted. >> Provide a mechanism for handling reset, migration and VSIE. >> >> Signed-off-by: Christian Borntraeger >> --- >> v1->v2: - review feedback from David >> - rename seb(c) into bpb(c) >> arch/s390/include/asm/kvm_host.h | 3 ++- >> arch/s390/include/uapi/asm/kvm.h | 5 ++++- >> arch/s390/kvm/kvm-s390.c | 12 ++++++++++++ >> arch/s390/kvm/vsie.c | 10 ++++++++++ >> include/uapi/linux/kvm.h | 1 + >> 5 files changed, 29 insertions(+), 2 deletions(-) > > Reviewed-by: Cornelia Huck Thanks > > But I'd like to see some documentation (a line) for the new cap under > Documentation/. However, this can be done as a separate update (we > might be missing more). Ok, I will work on a doc update patch. Paolo, Radim, can you take this patch for 4.15? > -- > To unsubscribe from this list: send the line "unsubscribe linux-s390" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >