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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4DDB2C43613 for ; Fri, 21 Jun 2019 09:52:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 308B820665 for ; Fri, 21 Jun 2019 09:52:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726599AbfFUJv5 (ORCPT ); Fri, 21 Jun 2019 05:51:57 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:58710 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726218AbfFUJv5 (ORCPT ); Fri, 21 Jun 2019 05:51:57 -0400 Received: from DGGEMS401-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id D1D128B6635F1A8E4355; Fri, 21 Jun 2019 17:51:54 +0800 (CST) Received: from [10.134.22.195] (10.134.22.195) by smtp.huawei.com (10.3.19.201) with Microsoft SMTP Server (TLS) id 14.3.439.0; Fri, 21 Jun 2019 17:51:48 +0800 Subject: Re: [PATCH v2 8/8] staging: erofs: integrate decompression inplace To: Gao Xiang , Greg Kroah-Hartman CC: , LKML , , , Chao Yu , Fang Wei , Miao Xie , Du Wei References: <20190620160719.240682-1-gaoxiang25@huawei.com> <20190620160719.240682-9-gaoxiang25@huawei.com> From: Chao Yu Message-ID: <6ee41579-dcfd-02f5-dfb4-0c7a9173f370@huawei.com> Date: Fri, 21 Jun 2019 17:51:47 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20190620160719.240682-9-gaoxiang25@huawei.com> Content-Type: text/plain; charset="windows-1252" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.134.22.195] X-CFilter-Loop: Reflected Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On 2019/6/21 0:07, Gao Xiang wrote: > Decompressor needs to know whether it's a partial > or full decompression since only full decompression > can be decompressed in-place. > > On kirin980 platform, sequential read is finally > increased to 812MiB/s after decompression inplace > is enabled. > > Signed-off-by: Gao Xiang Reviewed-by: Chao Yu