From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f49.google.com (mail-pj1-f49.google.com [209.85.216.49]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E51AD22B8C5 for ; Sat, 21 Mar 2026 12:02:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.49 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774094571; cv=none; b=FgkdX6qcuggTndFKuFk+0qhhWbrG0AjX1rdSKhQddW0zotArvfsydI8zLCCv6YnBqPM7S1I2zigpJShCdL/meZGzyr5unhaDXEjIPQwsEZRBg2Ey25NF8qgsAihYwkN9xoonls0Nagb9SPZdljcMFeELVh0K1yP8EZvCJlVRA6Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774094571; c=relaxed/simple; bh=/wI/foD0sk3pGIuKEZloRKbbe3z74+E/1C7uRYDLQWE=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=EirVky4lpp/7ZveAWdBF8B3P8jK48xSKvXmnmD1UgYMYrwzzxOySOn7KaGPNwwDqeow+hg7uLGRiDhSKNdw5/bsiVEpfK8nNP5mZTMUqsWzNnZwykxn2ttYR8j4uc7qBvDomu768cGUVDNN6MOPPwCMnUbPVWfQ8v5GA9n1F31o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=hbLBeksy; arc=none smtp.client-ip=209.85.216.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hbLBeksy" Received: by mail-pj1-f49.google.com with SMTP id 98e67ed59e1d1-35691a231a7so1614136a91.3 for ; Sat, 21 Mar 2026 05:02:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1774094569; x=1774699369; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=Y4qgRGJ4UfwI3KD62cy/WJqflPXvvOjREmQMushdZ80=; b=hbLBeksy2DH9qHQBgZA2M7VEKpHF+2DNgal6Re6CVYa6uPPgN4YNixB3OVi/NKW1t6 N1vaj3rQ8zjGpfqxfJ/UiDcKuuwf0HR7y5rMz9l2wLG+RB4oGIWXtCcaINHDNrkr3HF8 6x8ldaC/Y/5/zZRUaY9mUPqBUyD6OANUcXKc11ovQ02hVdiY0DQzP/QD0Sg53UPcFhEg DaMXxslEiAfuCu0XP1Rqglr1+ORjZiIMVzH8LZGtKTMoZhsfUovuEmbOQXqlg5m013hm l0NWVg6gHmkvyy2oX5DoshKJ70XnQVIAG+kz+wAkr8fNYMRzlHPZLFeZZmVTgmeMC8ZS MgJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774094569; x=1774699369; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=Y4qgRGJ4UfwI3KD62cy/WJqflPXvvOjREmQMushdZ80=; b=qAdkgOVO2Of1nCj/VzUdYbJ3FdqTErFz20NpSz86yyw6xqTveBwfuHQhX6jAYWEGEZ RQU8+K7bD1zLzIqN+TgGQ1fRxLjuQdRO+F2cBthD5oNqC7MingY2mnI47WzU7WidWOe8 sfhzUDQohq4agXqDIIKFLs6Hbtxkf5GFpRg3NdCX9oFOMo4fASpAU5Z+ewDt5Wkmvh3O IklVj+bCN7mDUMlpUbVpJJxLQiEUsmpoifUxTCAim4sEdPnhrNNNk0WqD7rrj8e/c16g 0W9OK3ctGJ/WygA2YfYVCKdKosQhzDsTMWIz2UNpeUyXOtM1z0qbd7NGsEFdpEzKXjVm 9VwQ== X-Forwarded-Encrypted: i=1; AJvYcCUEfAp5zxTgZkB9xjZPRT3HmxnWQ/RMlfmaa8YrlhinraikqsOK7zoCa9TNMzKlPJ8ez9xc9xGRsgFETA==@vger.kernel.org X-Gm-Message-State: AOJu0YxiWUqgtfoMHvH5C21I6raQZKPWphMhcE/B+/Vq9HmkDw+E5HUf 8jBjUZgJVlYAjoAGgeuQMGg1bpJ9WlO5pE+MbRJ4VS9ZPMSRnGb+jfqR6TalFGud X-Gm-Gg: ATEYQzxddVeK7ZiFPgh186/Gy9aan/TZEs5R910lLcQpgt/IHjFCCErPCGoaJO8dOMZ voKFQdCE4OOMJFqzqNaNFNEgFmVmmT0rdwS1sTUsI0kOf9fLJiLv7LK+gwt7pwErTw1ONxJoW9Z T3iOpsE37VnxsUuOiuykubMhRt9F7K9GFz/1wn79i5kDXHAyJaB7C8COUZ26DdB47Sl9XkbjaFe HZoPID1D/FDcJIAkbhJFZ+7sznI6QHPLnK9T3hMcjiWSnFsaXUSo51zxHaZfLLrOgHlR1DxFg5i 0zuH4KVkWKkZ9p3DTUGD64rjTVDh6JpbLFW77/7ZsI2XqPalXB8TJ7f8iPZpFJyQsY1R/iG8agf ys7POLeUQ0n7W6hJxzH2NaTk/yb7gtLbQNwoNbehK9W4b0QcaCJW3rabdOIFbU/g6q6FZQU72cW LuNin3py+8JRS8zh7yJMxyPr6Wz/c= X-Received: by 2002:a17:90b:2242:b0:35b:a7be:ae62 with SMTP id 98e67ed59e1d1-35bd2d2c8e1mr5178568a91.30.1774094569246; Sat, 21 Mar 2026 05:02:49 -0700 (PDT) Received: from [192.168.50.90] ([116.87.14.48]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35bc610c232sm7268972a91.13.2026.03.21.05.02.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 21 Mar 2026 05:02:48 -0700 (PDT) Message-ID: Date: Sat, 21 Mar 2026 20:02:43 +0800 Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/9] fstests: add _mkfs_scratch_clone() helper To: Christoph Hellwig , Zorro Lang Cc: Anand Jain , fstests@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org References: <254fdd3e212f6618ea33207ef24db2b316d2d8fc.1772095513.git.asj@kernel.org> <20260309191317.vxcjvqfpoqdiycki@dell-per750-06-vm-08.rhts.eng.pek2.redhat.com> <43710dd2-4282-4475-a29d-983295fab86f@gmail.com> <20260314170422.a62qqwqe6agom443@dell-per750-06-vm-08.rhts.eng.pek2.redhat.com> Content-Language: en-US From: Anand Jain In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 17/3/26 00:15, Christoph Hellwig wrote: > On Sun, Mar 15, 2026 at 01:04:22AM +0800, Zorro Lang wrote: >> I'm concerned that testers from other filesystems might not be familiar >> with SCRATCH_DEV_POOL, as it's typically not a requirement for their >> testing. I'm not sure if they would be willing to configure and switch >> to SCRATCH_DEV_POOL, just for these few test cases. If we can avoid making >> the pool to be a hard requirement, it might be more user-friendly for other >> fs list. Welcome feedback and review points from other filesystem mailing >> lists :) > > Yes, doing this using loop devices or ramdisk is going to get us much > better coverage. Agreed. Let's stick with SCRATCH_DEV compatibility for now. v2 is in the ML. Thanks.