From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: ACJfBouzvIl2U8MwbaHU9s80jAT0+PksIRG7HCma8sAMVvGmDnR/uuoAlXFzcrrbG4EdEOP7VsOf ARC-Seal: i=1; a=rsa-sha256; t=1516270197; cv=none; d=google.com; s=arc-20160816; b=c40b45VHtGXCQROt2Ox43updZ4c4c7EerkHVpTQPhtYnYMJaAvtHxOZskgeR2+uEPa sBWvnJo8BSn+ua20jQWXQnc3tQiYhbgHgXZzs7lNhb9NVE+L6Bgtb7orBwHNeDBhijdX 4EbbjkwBTJBAmqqcDwpMXE3dm0HFAJNRfDkQntv1pJk3Ya8n9FQCabEcZ6zwh+YH4kyE N3bhEeEBT7dW8viCBphA7B3/ed72tGvu6wSDBFZy4T/DXYtIgT2z3Vj4FiYFSkV+CgMp aqLxIQ8zQabhOpVGozbiVNCRqGqTZlmCmvzJgUuyLatbikJaglgsemcM45tvZxBjx3vc pEhA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=message-id:content-transfer-encoding:content-language:in-reply-to :mime-version:user-agent:date:from:references:cc:to:subject :arc-authentication-results; bh=CVC/eTZ4+AwtvB24SMgi2Hbg2v0Oa/BXSk7hPbDsaes=; b=zMXBE/qj0mH/yfQk47ZatN6J/TEykKOCWReWPiWW8oAfufKKeXetA671tJd/oOXNRI 8hfBBZl921rgwFnCECDFrszcAZHQ+8LWa/5pabGb+MnenxRJeoqEotveyYPWpVie5734 VAEqGZxMpKucJqFfVMHlmGMYVSSKMxWRuQ6n2NQQsT4ggqnQf6jRVoyCqCYSjS7VWVj4 exu2YIFpdfMoRnkAEWdinXVjTMwd2haz8Ls1Zt49qw/+qiA1cuVc17jKMx8ak+bfUojC yTazZCjxptY1JrdDEN8Kduj1iv0IqymVQQdqTJD9P4IqtW533aHspAYmLjnMOfwfoZ/b zTHA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of borntraeger@de.ibm.com designates 148.163.158.5 as permitted sender) smtp.mailfrom=borntraeger@de.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Authentication-Results: mx.google.com; spf=pass (google.com: domain of borntraeger@de.ibm.com designates 148.163.158.5 as permitted sender) smtp.mailfrom=borntraeger@de.ibm.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com 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 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1589847455312286984?= X-GMAIL-MSGID: =?utf-8?q?1589924539007504534?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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 >