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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1652235463; 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=s7h1mDVe64F5kdOTGc7hp/5sD1UwStO23ECnhiUjQ/0=; b=GT/uUgsdGPTyBscf8lcvlzo1PEhSjsYVnlYz9QcgZFegrdihrq9Olvy1WfJwJYEpPAqanX fybhHjYzwLnteBu7nMSeGCCcgloLgNZn6JY3LFEsCQE7L2k/LzLA7B8Vc5kbgzMMxBYk4X rukzCtgIMwylPPNPhxJIjZp86nD9w1s= X-MC-Unique: H-kslmtEOKibzVGU7cX4ww-1 X-Original-To: libvir-list@listman.corp.redhat.com From: Han Han To: libvir-list@redhat.com Subject: [PATCH 07/16] news: qemu: Introduce virtio free page reporting feature Date: Wed, 11 May 2022 10:17:05 +0800 Message-Id: <20220511021714.3504807-8-hhan@redhat.com> In-Reply-To: <20220511021714.3504807-1-hhan@redhat.com> References: <20220511021714.3504807-1-hhan@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.85 on 10.11.54.9 X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Han Han Errors-To: libvir-list-bounces@redhat.com Sender: "libvir-list" X-Scanned-By: MIMEDefang 2.85 on 10.11.54.8 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) X-ZM-MESSAGEID: 1652235465405100002 Content-Type: text/plain; charset="utf-8"; x-default="true" Signed-off-by: Han Han --- NEWS.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/NEWS.rst b/NEWS.rst index a474a25cba..e00e4e173d 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -1204,6 +1204,13 @@ 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 2.36.0