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[2620:137:e000::1:20]) by mx.google.com with ESMTP id c8-20020aa7c988000000b004fc494a98f0si20467304edt.277.2023.03.23.07.39.42; Thu, 23 Mar 2023 07:40:06 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@mit.edu header.s=outgoing header.b=DjzVGLEi; spf=pass (google.com: domain of linux-ext4-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=mit.edu Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231235AbjCWOdw (ORCPT + 99 others); Thu, 23 Mar 2023 10:33:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58148 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231355AbjCWOdv (ORCPT ); Thu, 23 Mar 2023 10:33:51 -0400 Received: from outgoing.mit.edu (outgoing-auth-1.mit.edu [18.9.28.11]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B49982724 for ; Thu, 23 Mar 2023 07:33:50 -0700 (PDT) Received: from cwcc.thunk.org (pool-173-48-120-46.bstnma.fios.verizon.net [173.48.120.46]) (authenticated bits=0) (User authenticated as tytso@ATHENA.MIT.EDU) by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id 32NEXYCp010405 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 23 Mar 2023 10:33:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mit.edu; s=outgoing; t=1679582016; bh=WS3FA5IPygO1Ck5mQ+QTJf1mkRjXBenZoIXY/rh5uAU=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=DjzVGLEijlnDAru3dwaNpS7M5xs/XCf36tb5u7BX3g8Rlrr6PfZvPExugaCgF5Bwg ymGsb7WyAUa4y9GLbC0PQHh4/eqUVMCs595PR9AUfYbq5w4kyGZMxIETTCkz2nSvYg 2xHWkIpkW4I3SpSmNR+c3HCs43ew1iALw63NjLuz9xgzlUUq0wpmWAp5GjO7+8zzVd YKneBxewl/o6UlzM7MieSOy/wAGeTRjINKvGdDXfHcFDhyftFF/qynk3DI9WM0Pc4L /+OGNiGePJv+kgGFill5UzCe08UAKgreIQghlrF5KjuAn45hn6vIIQHiITh0bN7Img T1BK8yf4TmDZw== Received: by cwcc.thunk.org (Postfix, from userid 15806) id BE7A115C4279; Thu, 23 Mar 2023 10:33:34 -0400 (EDT) Date: Thu, 23 Mar 2023 10:33:34 -0400 From: "Theodore Ts'o" To: Gabriel Krisman Bertazi Cc: viro@zeniv.linux.org.uk, jaegeuk@kernel.org, ebiggers@kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, kernel@collabora.com Subject: Re: [PATCH 2/7] fs: Add DCACHE_CASEFOLD_LOOKUP flag Message-ID: <20230323143334.GD136146@mit.edu> References: <20220622194603.102655-1-krisman@collabora.com> <20220622194603.102655-3-krisman@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220622194603.102655-3-krisman@collabora.com> X-Spam-Status: No, score=-2.1 required=5.0 tests=DKIM_INVALID,DKIM_SIGNED, RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Wed, Jun 22, 2022 at 03:45:58PM -0400, Gabriel Krisman Bertazi wrote: > This flag marks a negative or positive dentry as being created after a > case-insensitive lookup operation. It is useful to differentiate > dentries this way to detect whether the negative dentry can be trusted > during a case-insensitive lookup. > > Signed-off-by: Gabriel Krisman Bertazi Reviewed-by: Theodore Ts'o