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 06D67C433F5 for ; Sun, 10 Apr 2022 12:52:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243185AbiDJMyJ (ORCPT ); Sun, 10 Apr 2022 08:54:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42484 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232465AbiDJMyG (ORCPT ); Sun, 10 Apr 2022 08:54:06 -0400 Received: from out30-44.freemail.mail.aliyun.com (out30-44.freemail.mail.aliyun.com [115.124.30.44]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0DFE65D01; Sun, 10 Apr 2022 05:51:54 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R201e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=hsiangkao@linux.alibaba.com;NM=1;PH=DS;RN=19;SR=0;TI=SMTPD_---0V9eO7PR_1649595108; Received: from B-P7TQMD6M-0146.local(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0V9eO7PR_1649595108) by smtp.aliyun-inc.com(127.0.0.1); Sun, 10 Apr 2022 20:51:50 +0800 Date: Sun, 10 Apr 2022 20:51:47 +0800 From: Gao Xiang To: Jeffle Xu Cc: dhowells@redhat.com, linux-cachefs@redhat.com, xiang@kernel.org, chao@kernel.org, linux-erofs@lists.ozlabs.org, torvalds@linux-foundation.org, gregkh@linuxfoundation.org, willy@infradead.org, linux-fsdevel@vger.kernel.org, joseph.qi@linux.alibaba.com, bo.liu@linux.alibaba.com, tao.peng@linux.alibaba.com, gerry@linux.alibaba.com, eguan@linux.alibaba.com, linux-kernel@vger.kernel.org, luodaowen.backend@bytedance.com, tianzichen@kuaishou.com, fannaihao@baidu.com Subject: Re: [PATCH v8 00/20] fscache,erofs: fscache-based on-demand read semantics Message-ID: Mail-Followup-To: Jeffle Xu , dhowells@redhat.com, linux-cachefs@redhat.com, xiang@kernel.org, chao@kernel.org, linux-erofs@lists.ozlabs.org, torvalds@linux-foundation.org, gregkh@linuxfoundation.org, willy@infradead.org, linux-fsdevel@vger.kernel.org, joseph.qi@linux.alibaba.com, bo.liu@linux.alibaba.com, tao.peng@linux.alibaba.com, gerry@linux.alibaba.com, eguan@linux.alibaba.com, linux-kernel@vger.kernel.org, luodaowen.backend@bytedance.com, tianzichen@kuaishou.com, fannaihao@baidu.com References: <20220406075612.60298-1-jefflexu@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20220406075612.60298-1-jefflexu@linux.alibaba.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 06, 2022 at 03:55:52PM +0800, Jeffle Xu wrote: > changes since v7: > - rebased to 5.18-rc1 > - include "cachefiles: unmark inode in use in error path" patch into > this patchset to avoid warning from test robot (patch 1) > - cachefiles: rename [cookie|volume]_key_len field of struct > cachefiles_open to [cookie|volume]_key_size to avoid potential > misunderstanding. Also add more documentation to > include/uapi/linux/cachefiles.h. (patch 3) > - cachefiles: valid check for error code returned from user daemon > (patch 3) > - cachefiles: change WARN_ON_ONCE() to pr_info_once() when user daemon > closes anon_fd prematurely (patch 4/5) > - ready for complete review > > > Kernel Patchset > --------------- > Git tree: > > https://github.com/lostjeffle/linux.git jingbo/dev-erofs-fscache-v8 > > Gitweb: > > https://github.com/lostjeffle/linux/commits/jingbo/dev-erofs-fscache-v8 > > > User Daemon for Quick Test > -------------------------- > Git tree: > > https://github.com/lostjeffle/demand-read-cachefilesd.git main > > Gitweb: > > https://github.com/lostjeffle/demand-read-cachefilesd > Btw, we've also finished a preliminary end-to-end on-demand download daemon in order to test the fscache on-demand kernel code as a real end-to-end workload for container use cases: User guide: https://github.com/dragonflyoss/image-service/blob/fscache/docs/nydus-fscache.md Video: https://youtu.be/F4IF2_DENXo Thanks, Gao Xiang