From nobody Thu Nov 13 23:24:15 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=virtuozzo.com ARC-Seal: i=1; a=rsa-sha256; t=1583143634; cv=none; d=zohomail.com; s=zohoarc; b=le4OHpauicg4wREJF7/XLzMGBBTsfxx2pZIftmvITMQvELFWNDkWFUVyxa0fzf2dUzwvdM3gw3BCqphEc9FmCpRQRWBDArKDtIy1yNAoPoYXkl7f3B1o87FfT3qv5cq4JIclf45RkeJgSz2ypY4fCCFLJ3pCXio8OrlxycY9c78= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1583143634; h=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=bCjD1TqbeVrfOgXJu6et5lmUJ3iQwDYVqbX6hcynamk=; b=mrb/sczl4wDR2m8VKEyslhmjJDswFTCFBi5bJtvF77VKbkt6ihl+/s7B2AB9CV2GmaXldaoccrq275IWHOpk88pLcid6ORgZ80h4Mq83X2z5lZh4cb1M6KWHjdE5ZdtAmf5XgXuEq5cDwlGrr9r2E+9AB8/yZwArACIM27UbLeg= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1583143634958274.3931365436779; Mon, 2 Mar 2020 02:07:14 -0800 (PST) Received: from localhost ([::1]:57849 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j8hyj-0006vV-OO for importer@patchew.org; Mon, 02 Mar 2020 05:07:13 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:50782) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j8hxV-0004WO-GS for qemu-devel@nongnu.org; Mon, 02 Mar 2020 05:05:58 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1j8hxU-0007lb-9k for qemu-devel@nongnu.org; Mon, 02 Mar 2020 05:05:57 -0500 Received: from relay.sw.ru ([185.231.240.75]:48186) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1j8hxR-0007jI-SF; Mon, 02 Mar 2020 05:05:54 -0500 Received: from vovaso.qa.sw.ru ([10.94.3.0] helo=kvm.qa.sw.ru) by relay.sw.ru with esmtp (Exim 4.92.3) (envelope-from ) id 1j8hxH-000350-TU; Mon, 02 Mar 2020 13:05:43 +0300 From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org Subject: [PATCH 1/5] block/nbd-client: drop max_block restriction from block_status Date: Mon, 2 Mar 2020 13:05:33 +0300 Message-Id: <20200302100537.29058-2-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200302100537.29058-1-vsementsov@virtuozzo.com> References: <20200302100537.29058-1-vsementsov@virtuozzo.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 185.231.240.75 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: fam@euphon.net, kwolf@redhat.com, vsementsov@virtuozzo.com, qemu-devel@nongnu.org, mreitz@redhat.com, stefanha@redhat.com, den@openvz.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" NBD spec is updated, so that max_block doesn't relate to NBD_CMD_BLOCK_STATUS. So, drop the restriction. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Eric Blake --- block/nbd.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/block/nbd.c b/block/nbd.c index 976be76647..2a58d6b91c 100644 --- a/block/nbd.c +++ b/block/nbd.c @@ -1320,9 +1320,7 @@ static int coroutine_fn nbd_client_co_block_status( NBDRequest request =3D { .type =3D NBD_CMD_BLOCK_STATUS, .from =3D offset, - .len =3D MIN(MIN_NON_ZERO(QEMU_ALIGN_DOWN(INT_MAX, - bs->bl.request_alignment), - s->info.max_block), + .len =3D MIN(QEMU_ALIGN_DOWN(INT_MAX, bs->bl.request_alignment), MIN(bytes, s->info.size - offset)), .flags =3D NBD_CMD_FLAG_REQ_ONE, }; --=20 2.21.0