From nobody Mon Feb 9 05:41:53 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of redhat.com designates 170.10.133.124 as permitted sender) client-ip=170.10.133.124; envelope-from=libvir-list-bounces@redhat.com; helo=us-smtp-delivery-124.mimecast.com; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1619063307; cv=none; d=zohomail.com; s=zohoarc; b=Ev6cAeUjaKywZ9alh2p5sdD+/p4iCm4YTn2qGdldWLKd0l02EadGl/eMKT5fuavb1deLBoEJFx4c4lq05SaVr3ldexlWMoGRmm3kGiKgD9giVTf/T6kTa1XeBfxEg4F4ECMGIIm6/dlu4y+F+oiFjLlgWF8xRB6XjNjykkhNcyk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1619063307; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=w6bL7JaLwriqRw/2ypPgkLLnm4v4gb2p8fD/BLBDczA=; b=hiT5+zgBmNHw1xKS962DfONGJ0Wo1HJX1NAHXoYKPTKiQD/2F4lOKBy7yMO4h99FIyiFBGNe03WmCotiXsfyQVnG9gSCFJ7a+hIE5So1VfJiNAnD/W2zTwc/sRY1A/m5E4DTVlUaz66gqoeMSwbVPBAoA3eCYcWXe7sihgl4wSc= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass header.from= (p=none dis=none) header.from= Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mx.zohomail.com with SMTPS id 16190633079451018.5901174573795; Wed, 21 Apr 2021 20:48:27 -0700 (PDT) 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-226-PStPOo76NaubjNsZfMjm_w-1; Wed, 21 Apr 2021 23:48:23 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 7B9AE19251A9; Thu, 22 Apr 2021 03:48:17 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5986860C5F; Thu, 22 Apr 2021 03:48:17 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 238A644A62; Thu, 22 Apr 2021 03:48:17 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 13M3m7gp006262 for ; Wed, 21 Apr 2021 23:48:07 -0400 Received: by smtp.corp.redhat.com (Postfix) id 505F3369A; Thu, 22 Apr 2021 03:48:07 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-13-111.pek2.redhat.com [10.72.13.111]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1463663BA7; Thu, 22 Apr 2021 03:48:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1619063306; h=from:from:sender:sender: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: in-reply-to:in-reply-to:references:references:list-id:list-help: list-unsubscribe:list-subscribe:list-post; bh=w6bL7JaLwriqRw/2ypPgkLLnm4v4gb2p8fD/BLBDczA=; b=XmoL3IpcLzQTE1EcEVQBHlpzc4bx4Hsyclg7Egqp/kHMscboqJaYO+z6o/Zl6B21H2OEcA Iok+FYZ4xwXBVmzzGJzHfdio8mTsqwKK3ieWc9frMQPwDYLFsS9I34kUXhSW/NiyKkWafI 12VWW1fuMr4twzln3ootXIvmMu6DlYU= X-MC-Unique: PStPOo76NaubjNsZfMjm_w-1 From: Han Han To: libvir-list@redhat.com Subject: [PATCH v2 08/14] news: qemu: Introduce virtio free page reporting feature Date: Thu, 22 Apr 2021 11:47:37 +0800 Message-Id: <20210422034743.337612-9-hhan@redhat.com> In-Reply-To: <20210422034743.337612-1-hhan@redhat.com> References: <20210422034743.337612-1-hhan@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-loop: libvir-list@redhat.com Cc: Han Han X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=libvir-list-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" Signed-off-by: Han Han --- NEWS.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/NEWS.rst b/NEWS.rst index 4026b92b0c..c0ecc5664e 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -433,6 +433,13 @@ v6.9.0 (2020-11-02) virsh, use the option ``--validate`` for sub-commmand ``cpu-compare`` = or ``hypervisor-cpu-compare``. =20 + * qemu: Introduce virtio free page reporting feature + + Introduce the optional attribute ``free-page-reporting`` for virtio + memballoon device. It enables/disables the ability of the QEMU virtio + memory balloon to return unused pages back to the hypervisor. It is + supported since ``QEMU 5.1``. + * **Improvements** =20 * qemu: Make 'cbitpos' & 'reducedPhysBits' attrs optional --=20 2.31.1