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t=1594151342; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to: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=RzbNiblkWJQoTesrDlZvfgzsVCT9R56QEQHYV4jyFME=; b=Je5rKtZHHKs8YgtIhe7HMHa3fpPNlhIwGODuaxeMZZEw8iADGVWoEXGDnpjPNnpZjwNySj q9EAn18GFB3gY95hHnxjbNXXhdL1/TnBljSKIKcy9c8Ws6JXGU3o4RXtKY3n2TQvqVwkRD VFJUNHxNTZcCzCklNrpHcR7S7ifIidk= X-MC-Unique: ZL5q3CWwPX2MBjFs25s4EA-1 From: Michal Privoznik To: libvir-list@redhat.com Subject: [PATCH v2 17/17] news: Document sparse streams for block devcies Date: Tue, 7 Jul 2020 21:46:35 +0200 Message-Id: In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-loop: libvir-list@redhat.com 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 10.5.11.15 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: Michal Privoznik --- NEWS.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/NEWS.rst b/NEWS.rst index 232387ebdc..e225cbbcd3 100644 --- a/NEWS.rst +++ b/NEWS.rst @@ -15,6 +15,13 @@ v6.6.0 (unreleased) =20 * **Improvements** =20 + * Allow sparse streams for block devices + + Sparse streams (e.g. ``virsh vol-download --sparse`` or ``virsh vol-up= load + --sparse``) now handle if one of the stream ends is a block device. A = zero + block detection is performed so that zero block are not transferred and + thus bandwidth is saved. + * **Bug fixes** =20 =20 --=20 2.26.2