From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 811E0C3A5A2 for ; Fri, 23 Aug 2019 14:51:15 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 176AB2166E for ; Fri, 23 Aug 2019 14:51:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 176AB2166E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57318 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1AuH-0001nY-Kp for qemu-devel@archiver.kernel.org; Fri, 23 Aug 2019 10:51:13 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51296) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1Ah2-0003yD-9m for qemu-devel@nongnu.org; Fri, 23 Aug 2019 10:37:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i1Ah0-0004Yk-Ba for qemu-devel@nongnu.org; Fri, 23 Aug 2019 10:37:32 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41474) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i1Ah0-0004YC-0F for qemu-devel@nongnu.org; Fri, 23 Aug 2019 10:37:30 -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 mx1.redhat.com (Postfix) with ESMTPS id 5BBA918C8910; Fri, 23 Aug 2019 14:37:29 +0000 (UTC) Received: from blue.redhat.com (ovpn-116-234.phx2.redhat.com [10.3.116.234]) by smtp.corp.redhat.com (Postfix) with ESMTP id D4F6E6CE58; Fri, 23 Aug 2019 14:37:26 +0000 (UTC) From: Eric Blake To: qemu-devel@nongnu.org Date: Fri, 23 Aug 2019 09:37:21 -0500 Message-Id: <20190823143726.27062-1-eblake@redhat.com> In-Reply-To: <25ead363-4f37-5450-b985-1876374e314d@redhat.com> References: <25ead363-4f37-5450-b985-1876374e314d@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.70]); Fri, 23 Aug 2019 14:37:29 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH 0/5] Add NBD fast zero support to qemu client and server 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: libguestfs@redhat.com, nbd@other.debian.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" See the cross-post cover letter for more details: https://www.redhat.com/archives/libguestfs/2019-August/msg00322.html Based-on: https://lists.gnu.org/archive/html/qemu-devel/2019-08/msg04805.= html [Andrey Shinkevich block: workaround for unaligned byte range in fallocat= e()] Eric Blake (5): nbd: Improve per-export flag handling in server nbd: Prepare for NBD_CMD_FLAG_FAST_ZERO nbd: Implement client use of NBD FAST_ZERO nbd: Implement server use of NBD FAST_ZERO nbd: Tolerate more errors to structured reply request docs/interop/nbd.txt | 3 +- include/block/nbd.h | 6 +++- block/nbd.c | 7 +++++ blockdev-nbd.c | 3 +- nbd/client.c | 39 ++++++++++++++---------- nbd/common.c | 5 ++++ nbd/server.c | 70 ++++++++++++++++++++++++++------------------ qemu-nbd.c | 7 +++-- 8 files changed, 88 insertions(+), 52 deletions(-) --=20 2.21.0