From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46250) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bPQn8-0007te-Ip for qemu-devel@nongnu.org; Tue, 19 Jul 2016 04:54:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bPQn6-0007Kl-FH for qemu-devel@nongnu.org; Tue, 19 Jul 2016 04:54:13 -0400 Date: Tue, 19 Jul 2016 04:53:59 -0400 (EDT) From: Paolo Bonzini Message-ID: <2011178647.8409578.1468918439390.JavaMail.zimbra@redhat.com> In-Reply-To: <1468901281-22858-1-git-send-email-eblake@redhat.com> References: <1468901281-22858-1-git-send-email-eblake@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH for-2.7 v5 00/14] nbd: efficient write zeroes List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Eric Blake Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org > The upstream NBD protocol is proposing an extension for efficient > write zeroes; having a qemu implementation will be one of the reasons > to promote the proposal from experimental to standard: > https://github.com/yoe/nbd/blob/extension-write-zeroes/doc/proto.md > > v4 was here: > https://lists.gnu.org/archive/html/qemu-devel/2016-06/msg07463.html > > Prerequisites: > v3 Auto-fragment large transactions at the block layer: > https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg03550.html > v2 byte-based block discard: > https://lists.gnu.org/archive/html/qemu-devel/2016-07/msg03592.html > > Also available as a tag at: > git fetch git://repo.or.cz/qemu/ericb.git nbd-zero-v5 > > changes since v4: > - patch 2 - Rebase to latest > - patch 6, 10 - Address review comments [Paolo] > - patch 14 - Update commit message to address review comments [Paolo] I'm sorry, it's too late for 2.7 now. Paolo