Received: by 2002:a25:31c3:0:0:0:0:0 with SMTP id x186csp511203ybx; Wed, 30 Oct 2019 19:17:42 -0700 (PDT) X-Google-Smtp-Source: APXvYqz76CFxn/LYS0s0JaJRjZY81zOljwawgDyeaC1eO7TN3IxrtXxPNWrXAjinwDgHbtEa+3XT X-Received: by 2002:aa7:ce94:: with SMTP id y20mr2479188edv.97.1572488262084; Wed, 30 Oct 2019 19:17:42 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1572488262; cv=none; d=google.com; s=arc-20160816; b=yt93F6/iaZWrEadfvFQeQupgcOWAfDzBrQq6bm01Jqp5yyF8uotRPQD+CUhAuSAthO jNiH8+GKqX8mmsjEI1d9SESTa2JT/RVV2zPfk5mIFqX3dmNDDRKkbAGWohf9NhmQ91GV dC3VxHgq6mC/3YE5zaboYux9RpjtJQICfjfX/YdM89x6RK6sxin5wK0jJS8226TSIbhs 8sEBHiX88yNoViA4U2vrHSlFByOt/qyDaor/2ijEIsDzAPiebd9vr36diSriNOSq5BsF y3/XylQFvkI6VY3oXKdAouE5dZuao5L7XASpZ10+My8xvMDDyMXiiGZop5cOBtnw+JrJ inlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:to:subject; bh=6/B9mftzTGoY/T8t35HIg8eJ6OEF4gOer1sDAHFBeNo=; b=QJQA9T2si4Tdp0DmyA3VUk1s3KgHS+7fW1YcQTgyZ0PAy86iuk2J6Wcm4EKFTSABfu z3SKUszeTQr93w7DS55fKySZST9y/bJbcJlHI1fV8ile1XliyFDVyNWMnToX/FBM4mgE /TsLjK8pN3Bf4HSkgIoWBn9NkTStF4UD7W9gxQgyaDL9ZYm7WAsf7E6e+ndKVY1nXHY2 iWCrovOQ4D3FAz0K9bcl1jSnLuHfwwm9nYUt4bK4sWa5ZIiiOYR8hQp3Kdp+z796jzTd 70PFkZcj07+wfGbGpiuxB1bPx4keJo6jwnLCCFK9WxkQ5IUiGgNRAXqYwMkjGa5GK0l9 d8VQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id w32si2987004edc.443.2019.10.30.19.17.19; Wed, 30 Oct 2019 19:17:42 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726414AbfJaCQl (ORCPT + 99 others); Wed, 30 Oct 2019 22:16:41 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:55134 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726184AbfJaCQl (ORCPT ); Wed, 30 Oct 2019 22:16:41 -0400 Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id A746713D84877026D930; Thu, 31 Oct 2019 10:16:37 +0800 (CST) Received: from [10.134.22.195] (10.134.22.195) by smtp.huawei.com (10.3.19.206) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 31 Oct 2019 10:16:32 +0800 Subject: Re: [PATCH 2/2] f2fs: support data compression To: Jaegeuk Kim , , References: <20191022171602.93637-1-jaegeuk@kernel.org> <20191022171602.93637-2-jaegeuk@kernel.org> <20191027225006.GA321938@sol.localdomain> <20191030025512.GA4791@sol.localdomain> <97c33fa1-15af-b319-29a1-22f254a26c0a@huawei.com> <20191030165056.GA693@sol.localdomain> From: Chao Yu Message-ID: Date: Thu, 31 Oct 2019 10:16:32 +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: <20191030165056.GA693@sol.localdomain> 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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2019/10/31 0:50, Eric Biggers wrote: > No, just use kvmalloc(). The whole point of kvmalloc() is that it tries > kmalloc() and then falls back to vmalloc() if it fails. Okay, it's fine to me, let me fix this in another patch. Thanks, > > - Eric > . >