From patchwork Mon Apr 26 11:58:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxim Levitsky X-Patchwork-Id: 1470261 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=MLt9On/L; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4FTNjV5NJVz9t0J for ; Mon, 26 Apr 2021 21:59:25 +1000 (AEST) Received: from localhost ([::1]:36990 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lazta-0005g7-Uc for incoming@patchwork.ozlabs.org; Mon, 26 Apr 2021 07:59:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42220) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1laztI-0005g0-Bv for qemu-devel@nongnu.org; Mon, 26 Apr 2021 07:59:04 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:25577) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1laztG-0005HL-I1 for qemu-devel@nongnu.org; Mon, 26 Apr 2021 07:59:03 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1619438341; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=+nCk6Ve+TN+8pnIdsqGxzK6u1TVgQuTIbmRV1IvBlv8=; b=MLt9On/LAWCJncKMlgsLcSB7rK0qQshn/bINTN6F1fHLsqtEfU4NwB/l6vVMSF9dK2IRZm IwRE0+VRx3Wvblz6AXEaSBwKAvdyECa+LEds1gmY5wP2UrWte4Q2yXMTTWUfPAx2hfiYcO QfVTBpfv+ePFlvSfcP/zSEqmq20luyU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-352-wMXs2KOMPeWxPCW9ha64fQ-1; Mon, 26 Apr 2021 07:58:58 -0400 X-MC-Unique: wMXs2KOMPeWxPCW9ha64fQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 170135F9FF; Mon, 26 Apr 2021 11:58:58 +0000 (UTC) Received: from localhost.localdomain (unknown [10.40.192.73]) by smtp.corp.redhat.com (Postfix) with ESMTP id E85F960855; Mon, 26 Apr 2021 11:58:51 +0000 (UTC) From: Maxim Levitsky To: qemu-devel@nongnu.org Subject: [PATCH v2 0/2] kvm: use KVM_{GET|SET}_SREGS2 when available Date: Mon, 26 Apr 2021 14:58:48 +0300 Message-Id: <20210426115850.1003501-1-mlevitsk@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Received-SPF: pass client-ip=170.10.133.124; envelope-from=mlevitsk@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.219, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Cornelia Huck , Eduardo Habkost , kvm@vger.kernel.org, "Michael S. Tsirkin" , Marcelo Tosatti , Richard Henderson , Maxim Levitsky , Paolo Bonzini Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" This implements support for using these new IOCTLS to migrate PDPTRS. Best regards, Maxim Levitsky Maxim Levitsky (2): kvm: update kernel headers for KVM_{GET|SET}_SREGS2 KVM: use KVM_{GET|SET}_SREGS2 when supported. accel/kvm/kvm-all.c | 5 ++ include/sysemu/kvm.h | 4 ++ linux-headers/asm-x86/kvm.h | 13 +++++ linux-headers/linux/kvm.h | 5 ++ target/i386/cpu.h | 3 + target/i386/kvm/kvm.c | 107 +++++++++++++++++++++++++++++++++++- target/i386/machine.c | 30 ++++++++++ 7 files changed, 165 insertions(+), 2 deletions(-)