From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:30728 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2439118AbfJXLl7 (ORCPT ); Thu, 24 Oct 2019 07:41:59 -0400 Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x9OBb7hJ002445 for ; Thu, 24 Oct 2019 07:41:59 -0400 Received: from e06smtp03.uk.ibm.com (e06smtp03.uk.ibm.com [195.75.94.99]) by mx0a-001b2d01.pphosted.com with ESMTP id 2vub6gg9vj-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 24 Oct 2019 07:41:58 -0400 Received: from localhost by e06smtp03.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 24 Oct 2019 12:41:56 +0100 From: Janosch Frank Subject: [RFC 05/37] s390: KVM: Export PV handle to gmap Date: Thu, 24 Oct 2019 07:40:27 -0400 In-Reply-To: <20191024114059.102802-1-frankja@linux.ibm.com> References: <20191024114059.102802-1-frankja@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Message-Id: <20191024114059.102802-6-frankja@linux.ibm.com> Sender: linux-s390-owner@vger.kernel.org List-ID: To: kvm@vger.kernel.org Cc: linux-s390@vger.kernel.org, thuth@redhat.com, david@redhat.com, borntraeger@de.ibm.com, imbrenda@linux.ibm.com, mihajlov@linux.ibm.com, mimu@linux.ibm.com, cohuck@redhat.com, gor@linux.ibm.com, frankja@linux.ibm.com We need it in the next patch, when doing memory management for the guest in the kernel's fault handler, where otherwise we wouldn't have access to the handle. Signed-off-by: Janosch Frank --- arch/s390/include/asm/gmap.h | 1 + arch/s390/kvm/pv.c | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/s390/include/asm/gmap.h b/arch/s390/include/asm/gmap.h index 37f96b6f0e61..6efc0b501227 100644 --- a/arch/s390/include/asm/gmap.h +++ b/arch/s390/include/asm/gmap.h @@ -61,6 +61,7 @@ struct gmap { spinlock_t shadow_lock; struct gmap *parent; unsigned long orig_asce; + unsigned long se_handle; int edat_level; bool removed; bool initialized; diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c index 94cf16f40f25..80aecd5bea9e 100644 --- a/arch/s390/kvm/pv.c +++ b/arch/s390/kvm/pv.c @@ -169,6 +169,7 @@ int kvm_s390_pv_create_vm(struct kvm *kvm) kvm_s390_pv_dealloc_vm(kvm); return -EINVAL; } + kvm->arch.gmap->se_handle = uvcb.guest_handle; return rc; } -- 2.20.1