From patchwork Wed Jul 17 21:27:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Fomichev X-Patchwork-Id: 1133447 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=wdc.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=wdc.com header.i=@wdc.com header.b="diPX4W7H"; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 45pr3460HRz9sBF for ; Thu, 18 Jul 2019 07:28:00 +1000 (AEST) Received: from localhost ([::1]:60564 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hnrSw-0000xu-GE for incoming@patchwork.ozlabs.org; Wed, 17 Jul 2019 17:27:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49593) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hnrSA-0006ow-W7 for qemu-devel@nongnu.org; Wed, 17 Jul 2019 17:27:11 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hnrS9-0006zQ-QU for qemu-devel@nongnu.org; Wed, 17 Jul 2019 17:27:10 -0400 Received: from esa4.hgst.iphmx.com ([216.71.154.42]:14135) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hnrS9-0006yK-If; Wed, 17 Jul 2019 17:27:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1563398829; x=1594934829; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=boA+Z2tHFjiw8PC+GjVyKRaSk8JwNJ8dEkm+i6cC7Zo=; b=diPX4W7HczdBxeSCfH+rxW2n0F7cEOiZz5F4G5hjXS5sFimvRchoL8h6 ewozTLyqntqaPye0LcZTZatDkK3mtfpLSyVpS7jQ69R8rhLojQiJYMb2d MFCABgedBDnuc6tPMgNebMyr29uFC2fusQ5/GQMvSzzC86w1KjGB2C9+Y +1nzeq/trZKPIYR3VRDwKY9QxCH88Ir2ZEF4tK/07Hgm6MVWi57PNrBZK 3U/vJVzola0T9VhqU4kzKjnhb6caFLZFRIJ22pKUdSUH8mrWmtdy/1cDx RqnSDKCpovP3H55lPC/jqXEpIxEK6aCGAEDiy7IbT416+KvxwvgiSaN/9 w==; IronPort-SDR: Prnw1PHzhfEdqwNueNAwrKVD59xmXlXzBQhfpHdbUrqYleJwSWGmTJfypmwBaznzdPYnJF9uPD PaueyoaOTaPy5Al2g6qEmfScJobxH2GHd5btlpji6IXhDzu8A00T9YY4uedSUszs1uZIceWYQ2 jFmaTCASiNtAAb7/VyGhKZDpK3DuSXiQCdyTpbOXQo6PMc77Wzgg/iYKofhNLxW2RuXAEOUAmA X6//CUEp/GcbB5DnQxqqjn7UbPGcqKMCw3oG04N6gmQSCsrIy+I8J8C7Q7hOU/Zv646LBG6QM/ 1z8= X-IronPort-AV: E=Sophos;i="5.64,275,1559491200"; d="scan'208";a="113319447" Received: from h199-255-45-15.hgst.com (HELO uls-op-cesaep02.wdc.com) ([199.255.45.15]) by ob1.hgst.iphmx.com with ESMTP; 18 Jul 2019 05:27:08 +0800 IronPort-SDR: hxbdVCgC3vjJKO0w6XQ3CCw/rQw1hAeCdzxVvU4ur0HfmRZdkCe+88BWH+HhCPdl0lHoJXb5/I Kt9Ju8rXuJHIePYY3S8crONoEQljh0KqYivM5ZOPSYRm/sQMg8fzRm3ZSrB7H5aDLkVLFRY+Km gT8Vk6SYk24yi+buJ25OvkLuSzjva0kvTflDkHiSjkzBgvTL6dxO1jxipWrc/uyimYHKKowtLp 3BQZUIkCjpVq3/65cdyDXzfcD2QYJcRMLbZPj44DNng8HIgZQh4p0FU/rT5XOBr4cpUImb4MjK z/8eNOTwoo+Qsq8RMqGaBbrD Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep02.wdc.com with ESMTP; 17 Jul 2019 14:25:36 -0700 IronPort-SDR: i6dSGGfgNw2q26TUbfrnLHJlPwHuIJu1XYym0gebcG0sNlDUXfDAofW6BBUrU0+n4aQRPVO2QL 62rU6kqfhHzP6wNsc5n9JQoXWvWOaCKFjJdC9HTxGyKOZNyNSwNpB4JBhmapE5DaOZo0/M4L65 7Yd6Xj6tMIo0kyxpk/LyxBJo27iU1cfV1s7cr8vg3nUXM9NErlNofRkhDKVE8eezkNwQReQeHd 5TneA//9dC2sl31RARW+SSnZ7miKzcNsLR4saSXshC3h+fVqqMz+rxwvA9OlVgPO3O8veJWOyi fN4= Received: from dhcp-10-88-173-43.hgst.com ([10.88.173.43]) by uls-op-cesaip01.wdc.com with ESMTP; 17 Jul 2019 14:27:08 -0700 From: Dmitry Fomichev To: qemu-devel@nongnu.org, qemu-block@nongnu.org Date: Wed, 17 Jul 2019 17:27:02 -0400 Message-Id: <20190717212703.10205-5-dmitry.fomichev@wdc.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190717212703.10205-1-dmitry.fomichev@wdc.com> References: <20190717212703.10205-1-dmitry.fomichev@wdc.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x X-Received-From: 216.71.154.42 Subject: [Qemu-devel] [PATCH v2 4/5] raw: Don't open ZBDs if backend can't handle them 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: Kevin Wolf , Max Reitz Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Abort opening a zoned device as a raw file in case the chosen block backend driver lacks proper support for this type of storage. Signed-off-by: Dmitry Fomichev --- block/file-posix.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/block/file-posix.c b/block/file-posix.c index e307cab7a4..507dba98c5 100644 --- a/block/file-posix.c +++ b/block/file-posix.c @@ -2870,6 +2870,20 @@ static int raw_check_perm(BlockDriverState *bs, uint64_t perm, uint64_t shared, goto fail; } } + + /* + * If we are opening a zoned block device, check if the backend + * driver can properly handle such devices, abort if not. + */ + if (bdrv_is_zoned(bs) && + (shared & BLK_PERM_SUPPORT_ZONED) && + !(perm & BLK_PERM_SUPPORT_ZONED)) { + error_setg(errp, + "block backend driver doesn't support HM zoned devices"); + ret = -ENOTSUP; + goto fail; + } + return 0; fail: