From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 87B0124A068 for ; Thu, 13 Feb 2025 20:17:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739477827; cv=none; b=X13fF2BUl5lreij1cj4UnHtxs/o1Kc4rIJT3NKxjMS34pJ2nb9CQcDlhXQn4rUC/NL1tSzPumRedbDHcU3X520Ynj17YHLnRNokBZq3+QGe+QEsEeUlNIxvP+V+Vu6k4BDdxcWTp8NrHN+cnILVSX6tUaYXL8tPbMJp2+8fZesQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739477827; c=relaxed/simple; bh=rvlNZ80ofqpKU5c4ZKSCr7/5YcWya9I0EQgvyeAqOuI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=LAHT4bsXPR43lkyOtZndHkbYeGW5Z2DlB3NLGXaCHWA0cLp3CSCLuEPkeYCGk/tRJz9kLQrLRJfW2jxc7gfbcLe8vkrfaSk2tfl1G9yFoSMPwaVC4OaP0gUR8WspNwV4bJBtDE6Eqh9gERkCeB2HS/ygqxIJbDGxcIbqEX0eXQ4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ryLhfaM3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ryLhfaM3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E6AF8C4CED1; Thu, 13 Feb 2025 20:17:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739477827; bh=rvlNZ80ofqpKU5c4ZKSCr7/5YcWya9I0EQgvyeAqOuI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ryLhfaM3yyh1ElVLFWTr82u30btMi2UN44XlkWTL8gw0YmyNOl4juTU5JFsmVy9+S //U/rXYXRgzVWM4zhAbZJGm3gZhDo7TZixPCNfHDg6xEhPtqnBIuoktdNyGycFu+dd I6733z6TAfd+ClJ8PGZbNco/OUgxeeh3V0unHrg8HvRa5uN/nyV1luW2P36JkebmXD uF0KEozoqenKkphDt5xWeBS67giI0eo/yomUAeSa16UXgPSXhG1yQnd3m/eg69ueiz 9C4dKvEjTLX4JQ17no7lGCTsu3c29p5qqYAAUbvdUp/9c6P0IovLW5p4Rk55S0NxQH IbY1rR4Ge7+Mg== Date: Thu, 13 Feb 2025 20:17:05 +0000 From: Eric Biggers To: Theodore Ts'o Cc: Ext4 Developers List , krisman@suse.de, drosen@google.com Subject: Re: [PATCH -v2] ext4: introduce linear search for dentries Message-ID: <20250213201705.GA1576694@google.com> References: <20250212164448.111211-1-tytso@mit.edu> <20250213201021.464223-1-tytso@mit.edu> Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250213201021.464223-1-tytso@mit.edu> On Thu, Feb 13, 2025 at 03:10:21PM -0500, Theodore Ts'o wrote: > There are good reasons why this change should be made; it's actually > quite stupid that Unicode seems to think that the characters ❤ and ❤️ > should be casefolded. It actually doesn't. See https://www.unicode.org/Public/16.0.0/ucd/CaseFolding.txt and note that heart is not listed there. For some reason ext4 actually does Unicode normalization, which is different. - Eric