From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95F82C433F5 for ; Tue, 31 May 2022 06:45:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244353AbiEaGps (ORCPT ); Tue, 31 May 2022 02:45:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244329AbiEaGpq (ORCPT ); Tue, 31 May 2022 02:45:46 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6008B6D87E for ; Mon, 30 May 2022 23:45:45 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id C4445B80FCD for ; Tue, 31 May 2022 06:45:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2347DC385A9; Tue, 31 May 2022 06:45:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1653979542; bh=JWUY8gLxM6a8ecx+oeq5zIpOkvxaRWMyrTnL80aNhrI=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Q2s0wXvb1We+8wZiL1fkROY36DyyMvj3B2eBxjLz6YmUXaSWPe7MVHp1jlGa3v0fZ 5jokGDyjHhNcEWsOf1F9QB1hGE7bgtq8GPa2cWne4UxloGPLUFIc1eWlcoAb/cefwl julBU61N4wGG+hX+3qi4APZbkEmepBPP1zBfRaxAcBwEZSUpI6iA1CLY06P9ve8fDT PvgW32xRed4cnsDVRrvJjKg15EcAh4KJXK9RfdRTF8zE6LH2pdHexVIuhVn8xh3l4I +soMQYIrlMxJVWDbnJYfU+GOMLiCSTIOKaubwd2lPiholP+Akk6sSKn2d+J9YPIcHX 4ru1RWs21QaJQ== Message-ID: <903a5a66-be1c-6371-708e-ac7f491b9585@kernel.org> Date: Tue, 31 May 2022 14:45:38 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Subject: Re: [PATCH 0/3] erofs: random decompression cleanups Content-Language: en-US To: Gao Xiang , linux-erofs@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org, Gao Xiang References: <20220529055425.226363-1-xiang@kernel.org> From: Chao Yu In-Reply-To: <20220529055425.226363-1-xiang@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Acked-by: Chao Yu Thanks, On 2022/5/29 13:54, Gao Xiang wrote: > From: Gao Xiang > > Hi folks, > > Now I'm working on cleanuping decompression code and doing some > folio adaption for the next 5.20 cycle, see: > > https://git.kernel.org/pub/scm/linux/kernel/git/xiang/linux.git/log/?h=erofs/folios > > This cleanup work completely gets rid of PageError usage finally > and tries to prepare for introducing rolling hashing for EROFS > since EROFS supports compressing variable-sized data instead of > fixed-sized clusters. > > Therefore, EROFS can support rolling hash easily and our mechanism > can make full use of filesystem interfaces (byte-addressed) naturally. > > Before that, I'd like to submit some trivial cleanups in advance for > the 5.19 cycle. All patches are without any logical change, so I can > have a more recent codebase for the next rework cycle. > > Thanks, > Gao Xiang > > Gao Xiang (3): > erofs: get rid of `struct z_erofs_collection' > erofs: get rid of label `restart_now' > erofs: simplify z_erofs_pcluster_readmore() > > fs/erofs/zdata.c | 165 +++++++++++++++++++---------------------------- > fs/erofs/zdata.h | 50 +++++++------- > 2 files changed, 88 insertions(+), 127 deletions(-) >