From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8B8F81A5B9D; Thu, 14 Aug 2025 17:30:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.97.179.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755192641; cv=none; b=l9EgwNQoiHlB5PWEl7e0hMNX/deP4Wk8smTLhyhaaBx2tZMf82iUwqsFdOItQMS2MTfgZ75LvBZF2vhfffOUevxY+njYpFy2A5YiXHtfEeFGp/Hhb8yjuR3MfllHX1tEiekcg1As7ugrk6nLk7kS5UY9/OzRFUQcGWA85DYA7B0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755192641; c=relaxed/simple; bh=H6neeYM82el/Ssu+mFGNlraY7xk7EV41gVT18Ts9YBY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=mszCfo0xy+JKvF35LenQJefNG0yr0XFCr+ZE67Bc0U8E34O16cv3nPP7dcocD4QivbBa1y/grVyWXWjDHl72tLSLouAk+Fd9/+F7FgVkqjAEtqCJZd7MWxtmyPJy1o5wrdoDu6VejQm3+nuEJi0Hrw97lT74abgFq52y3fUS4tw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=goBT1LrE; arc=none smtp.client-ip=213.97.179.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="goBT1LrE" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:From: References:Cc:To:Subject:MIME-Version:Date:Message-ID:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=W3tGjM5kjziqW+tUCbJw8O1t10ELI2fYifPxbDikHvg=; b=goBT1LrE30UB1yovDGt2lwcIRU bAutr3rKVeAjf1+SZWg9RnhTs7D5tQpQ0EhJrBN8P+Y2H86T3nE9jtNdEjeITMjymuSb9Z5E/lbP/ eeBnkSHPT13tcw7S7GLthq9bBOr3Gb6N8aNrLss9IPRapFCCacPGWh22s1DIlv/PyK9tcqHztJNBj 3+bD6Y6VTNGfd7OXUqjWetCfIs7sQKkiRz1pzrPqRq1aa5kz6LQjJKT1r0VPB/xC5CrkOINv8XXpu JPFITQVaTQqHHIQxOffuw//sVcZ+qnXXtE7S4D9MveFbgnxg54+fZoKD34ZFCq3pb4uPtvZukWKMu oyy9SqJw==; Received: from [152.250.7.37] (helo=[192.168.15.100]) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_128_GCM:128) (Exim) id 1umbmd-00EEEC-Fv; Thu, 14 Aug 2025 19:30:35 +0200 Message-ID: Date: Thu, 14 Aug 2025 14:30:31 -0300 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 0/9] ovl: Enable support for casefold layers To: Amir Goldstein Cc: Miklos Szeredi , Theodore Tso , linux-unionfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Alexander Viro , Christian Brauner , Jan Kara , kernel-dev@igalia.com, Gabriel Krisman Bertazi References: <20250814-tonyk-overlayfs-v5-0-c5b80a909cbd@igalia.com> Content-Language: en-US From: =?UTF-8?Q?Andr=C3=A9_Almeida?= In-Reply-To: <20250814-tonyk-overlayfs-v5-0-c5b80a909cbd@igalia.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Em 14/08/2025 14:22, André Almeida escreveu: > Hi all, > > We would like to support the usage of casefold layers with overlayfs to > be used with container tools. This use case requires a simple setup, > where every layer will have the same encoding setting (i.e. Unicode > version and flags), using one upper and one lower layer. > Amir, I tried to run your xfstest for casefolded ovl[1] but I can see that it still requires some work. I tried to fix some of the TODO's but I didn't managed to mkfs the base fs with casefold enabled... but we might as well discuss this in a dedicated xfstest email thread if you want to send a RFC for the test. [1] https://github.com/amir73il/xfstests/commit/03b3facf60e14cab9fc563ad54893563b4cb18e4