{"id":2197745,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2197745/?format=json","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.0/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260218132633.29748-14-hreitz@redhat.com>","date":"2026-02-18T13:26:22","name":"[v4,13/24] iotests/308: Use conv=notrunc to test growability","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"d27410e45e8ca665f0a97762b1b4e76f567a341d","submitter":{"id":82279,"url":"http://patchwork.ozlabs.org/api/1.0/people/82279/?format=json","name":"Hanna Czenczek","email":"hreitz@redhat.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260218132633.29748-14-hreitz@redhat.com/mbox/","series":[{"id":492547,"url":"http://patchwork.ozlabs.org/api/1.0/series/492547/?format=json","date":"2026-02-18T13:26:09","name":"export/fuse: Use coroutines and multi-threading","version":4,"mbox":"http://patchwork.ozlabs.org/series/492547/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2197745/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=JWUSo/tP;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=google header.b=jrki9SCT;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fGHYQ6C36z1xvq\n\tfor ; Thu, 19 Feb 2026 00:34:34 +1100 (AEDT)","from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from )\n\tid 1vshfk-0004Kr-3t; Wed, 18 Feb 2026 08:32:56 -0500","from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from ) id 1vshfY-00045f-EE\n for qemu-devel@nongnu.org; Wed, 18 Feb 2026 08:32:46 -0500","from us-smtp-delivery-124.mimecast.com ([170.10.133.124])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from ) id 1vshfF-0005UZ-5K\n for qemu-devel@nongnu.org; Wed, 18 Feb 2026 08:32:43 -0500","from mail-wm1-f71.google.com (mail-wm1-f71.google.com\n [209.85.128.71]) by relay.mimecast.com with ESMTP with STARTTLS\n (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id\n us-mta-489-9IfrJ_4SN8ejQo2y3m62dw-1; Wed, 18 Feb 2026 08:27:17 -0500","by mail-wm1-f71.google.com with SMTP id\n 5b1f17b1804b1-4806b12ad3fso63611365e9.0\n for ; Wed, 18 Feb 2026 05:27:17 -0800 (PST)","from localhost\n (p200300cfd737d029edef7b8da7441ac2.dip0.t-ipconnect.de.\n [2003:cf:d737:d029:edef:7b8d:a744:1ac2])\n by smtp.gmail.com with ESMTPSA id\n 5b1f17b1804b1-483983b7149sm39307845e9.4.2026.02.18.05.27.14\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Wed, 18 Feb 2026 05:27:14 -0800 (PST)"],"DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1771421544;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:cc:mime-version:mime-version:content-type:content-type:\n content-transfer-encoding:content-transfer-encoding:\n in-reply-to:in-reply-to:references:references;\n bh=Ua8eW642KP2nisR1pAUnxlQGxBu2aVkwwsqHEm2Vzkk=;\n b=JWUSo/tPlZyt2a1HiBdDvOqHndnxXiNlg/cl5uCiGSaPbeG5zeoS9jZItbwcxnyPftTzrD\n nx/6OtSirYH1rTdCFDvpL9ljlFCljvl1cJqRSpkvd4Jzl/QIrqz36VCTGV9gvz11ZvJKY9\n m/HYlREgjQYnhtCkiA0xD46lcpDhov4=","v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=redhat.com; s=google; t=1771421236; x=1772026036; darn=nongnu.org;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:from:to:cc:subject:date\n :message-id:reply-to;\n bh=Ua8eW642KP2nisR1pAUnxlQGxBu2aVkwwsqHEm2Vzkk=;\n b=jrki9SCTDRswe6WyJoFsVqp7DLjH8WqBb32aA2a/oeXBUbnNwucFSz6iDe0chwHHyR\n FVR35eTtgLH9avMu7sfOwbqN7SEoG6FNKs7jSg1hJhJmJfFdBX1wxQWHHN/AE6jR/JL0\n IEgnbHiMPcd6bklKrX0oKyGf1mkAyQM2ad1/qf2nkBGwPuEZnuvhK2AntlcxcVNBQhO8\n jmmKo2MhOQ1Q7g2eMcg6SYhA8EGF6A9Xj774grDQ0vaP3JQLTfCNFa+/w6Jw2NratTEt\n PRXfU2Qay4EhMfjHXn9jKc5YrO+B1XYuljmScC2vFGjiVmyvm5DXysTgBwvNZQ7IMPVR\n iEvw=="],"X-MC-Unique":"9IfrJ_4SN8ejQo2y3m62dw-1","X-Mimecast-MFC-AGG-ID":"9IfrJ_4SN8ejQo2y3m62dw_1771421236","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20230601; t=1771421236; x=1772026036;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from\n :to:cc:subject:date:message-id:reply-to;\n bh=Ua8eW642KP2nisR1pAUnxlQGxBu2aVkwwsqHEm2Vzkk=;\n b=K4XXo2NqBOplWLeY4iBgNvXlI4CuSY5gHs7hu7nG4lqwoWpJHb5fT8CfZVqmGdL5cq\n wmTkQZjmUOcExXrEv3GEFIC3zCq+plZ8tqqn84CvG5teFm7sH7CbODplvnSbqqSGtx8m\n Hex+dCTg1zAFU71U793gt3DoJbLI2OXgGX4tavKagfKTZwIZNaNvrnVTJ4lRcT+qP/81\n iBGUqzoGrCyFD7/Eg28GsI5MWDIsAP1KnsKMH15AbUzq6hz3aFbczVcdrNxfVBGbOsdY\n jU7Vn1Cv5elAToGNGjA9sExo33/4uOM6rfbuxakQQ8qqc0uFnxwQ8jnGsMHsvV+OT6JI\n gEBQ==","X-Gm-Message-State":"AOJu0YzeeGoOex5dKX0mKLeRZfrJsACbOAvo7Vc2K0LNSGTYGOARKI9x\n mglqXceJMO9opjQ4b4yrEb8cRk5VHJTUcPDiQ7lfJKxPBMsV1Q9SzPuRa1g2+it4zdOCPEm+WvA\n E4Stj6Y2fCn6D/QVx1b0yFhB5KXwyrDYEvUzKk6B1iqOHRxUBIj5Sdscy","X-Gm-Gg":"AZuq6aLnEiU/4b6jzosQT8lQagvTnTXXOi9j9rfdDk8TcQtATkaZ3J2kGWEm6AbhuxP\n aYOUDSksq1JFSYXFb4qydo7bRcAcu4ULG6T0v11hMFifhfnpq7kqeofKXpL2uQtYC9g0f6ztHpS\n ntOzuL1vv1uMdv/BxFE9eRFqDBYhHAE6mNc+b/bSVRCCDADRIjMMWvTzVCCizcioJ/cIoXurXQg\n hMGaoV533gYKqpejiGP1JrJruNUo2NeMfKYycOUEcYYwCp49cm7khqWF4EKOrYF9zOOkhx/zFT9\n ix748d4UILilhFowSgDaVRWRpPXgRh0dB1fyAfcS9iol19qF0yj3ZtfKWZsgK5ZuykZnQrOQvq5\n ZhRdlzJjNMjjZwrQT0D3zdjKGNxJE6q0L/YI/c2CUqIqcpxhdvCJnA6lpwp7c+tN1mTwds9X9wY\n DiPSot","X-Received":["by 2002:a05:600c:3f1b:b0:480:68ed:1e70 with SMTP id\n 5b1f17b1804b1-48371096d3amr298392045e9.35.1771421236143;\n Wed, 18 Feb 2026 05:27:16 -0800 (PST)","by 2002:a05:600c:3f1b:b0:480:68ed:1e70 with SMTP id\n 5b1f17b1804b1-48371096d3amr298391535e9.35.1771421235710;\n Wed, 18 Feb 2026 05:27:15 -0800 (PST)"],"From":"Hanna Czenczek ","To":"qemu-block@nongnu.org","Cc":"qemu-devel@nongnu.org, Hanna Czenczek ,\n Kevin Wolf , Brian Song ","Subject":"[PATCH v4 13/24] iotests/308: Use conv=notrunc to test growability","Date":"Wed, 18 Feb 2026 14:26:22 +0100","Message-ID":"<20260218132633.29748-14-hreitz@redhat.com>","X-Mailer":"git-send-email 2.53.0","In-Reply-To":"<20260218132633.29748-1-hreitz@redhat.com>","References":"<20260218132633.29748-1-hreitz@redhat.com>","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","Received-SPF":"pass client-ip=170.10.133.124; envelope-from=hreitz@redhat.com;\n helo=us-smtp-delivery-124.mimecast.com","X-Spam_score_int":"-20","X-Spam_score":"-2.1","X-Spam_bar":"--","X-Spam_report":"(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.043,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001,\n SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"Without conv=notrunc, dd will automatically truncate the output file to\nthe @seek value at least. We want to test post-EOF I/O, not truncate,\nso pass conv=notrunc.\n\n(It does not make a difference in practice because we only seek to the\nEOF, so the truncate effectively does nothing, but this is still\ncleaner.)\n\nSigned-off-by: Hanna Czenczek \n---\n tests/qemu-iotests/308 | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)","diff":"diff --git a/tests/qemu-iotests/308 b/tests/qemu-iotests/308\nindex 033d5cbe22..6ecb275555 100755\n--- a/tests/qemu-iotests/308\n+++ b/tests/qemu-iotests/308\n@@ -296,7 +296,8 @@ orig_disk_usage=$(disk_usage \"$TEST_IMG\")\n # Should fail (exports are non-growable by default)\n # (Note that qemu-io can never write beyond the EOF, so we have to use\n # dd here)\n-dd if=/dev/zero of=\"$EXT_MP\" bs=1 count=64k seek=$orig_len 2>&1 \\\n+dd if=/dev/zero of=\"$EXT_MP\" bs=1 count=64k seek=$orig_len \\\n+ conv=notrunc 2>&1 \\\n | _filter_testdir | _filter_imgfmt\n \n echo\n@@ -333,7 +334,7 @@ fuse_export_add \\\n 'node-protocol'\n \n # Now we should be able to write beyond the EOF\n-dd if=/dev/zero of=\"$EXT_MP\" bs=1 count=64k seek=$new_len 2>&1 \\\n+dd if=/dev/zero of=\"$EXT_MP\" bs=1 count=64k seek=$new_len conv=notrunc 2>&1 \\\n | _filter_testdir | _filter_imgfmt\n \n new_len=$(get_proto_len \"$EXT_MP\" \"$TEST_IMG\")\n","prefixes":["v4","13/24"]}