Received: by 2002:a25:c593:0:0:0:0:0 with SMTP id v141csp2769743ybe; Sun, 15 Sep 2019 00:02:18 -0700 (PDT) X-Google-Smtp-Source: APXvYqzz6apiISda10k6GYxLz7H2hAv9huLMQH3gL7uDpdCsOq/LzT7787DD7GpaBHnod6sa+M9z X-Received: by 2002:a50:8a9a:: with SMTP id j26mr55963961edj.251.1568530937872; Sun, 15 Sep 2019 00:02:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1568530937; cv=none; d=google.com; s=arc-20160816; b=ScfT67ldbMOpA4dRlF1eoXwqFn5C9YWLhruqXpZVU/U3NXrN5Nci7/qP7VfqmSMYKr PIhMcuPmGLF+kaDlFb2Y+m5itS0q7r6bk1pGeC/36dOaAVx0N3goFqkCGZKDR6FoPUIM BKsvFLKimjhBTHMVyGd8sbm3oWCESvnc9ZUdFINo/rhgqBYkDA4a5Rn2GaBP8Rqu4tkW 4pzNuuD1YUU6aVQigoHAZ/5svhm1j3o2KHFAcEBP25pe63CIaq3fvF8EZyhZiV1HFi07 E2ELD9ZaaiRlGHwwffQRGA3prw4ZererAwkhO7GPldfa35JFojmGMrRDY1LN/xGYxqUm U76w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=08jDVxByfKppNLkp8tPPzvB1e/px2HbJ0L3eMIljCoI=; b=EgBDVmyA/2nxof64zIH010ciSqZAjEwZNpuhmms8VYUGCOfM9U3PN6rU99VCasq66+ gdUZIU8od4xvIZO/OmeRwk3A4CNc/eZ3ZpGT0bwEqXS1SOkhOwwaZDA3X02aNQ8afycq dy+dfyYPyL1rqLF4W7jdvoMMV4sK6b5/5H4pfdQlVv4D7Ju1XQijtt6HNoeOgNXOu/IM FuwJTPmiRlnrbVyxxBJ4irfwTNto1hbEuydBGRT27y8zJSrjPLJZUuEMOzV18RsCz7mY 2EOxihcv4FcOj+Hkb4reE1z9+z/Jp2lncsWmy+hOH+8nDviAWBPyEfOzELAYV4HilnJR RY3g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-ext4-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-ext4-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 n3si17211776ejx.53.2019.09.15.00.01.53; Sun, 15 Sep 2019 00:02:17 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-ext4-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-ext4-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-ext4-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725788AbfIOHBV (ORCPT + 99 others); Sun, 15 Sep 2019 03:01:21 -0400 Received: from wtarreau.pck.nerim.net ([62.212.114.60]:45081 "EHLO 1wt.eu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725773AbfIOHBV (ORCPT ); Sun, 15 Sep 2019 03:01:21 -0400 Received: (from willy@localhost) by pcw.home.local (8.15.2/8.15.2/Submit) id x8F713NQ021628; Sun, 15 Sep 2019 09:01:03 +0200 Date: Sun, 15 Sep 2019 09:01:03 +0200 From: Willy Tarreau To: Lennart Poettering Cc: Linus Torvalds , "Alexander E. Patrakov" , "Ahmed S. Darwish" , "Theodore Y. Ts'o" , Andreas Dilger , Jan Kara , Ray Strode , William Jon McCann , zhangjs , linux-ext4@vger.kernel.org, lkml Subject: Re: Linux 5.3-rc8 Message-ID: <20190915070103.GC20811@1wt.eu> References: <20190911173624.GI2740@mit.edu> <20190912034421.GA2085@darwi-home-pc> <20190912082530.GA27365@mit.edu> <20190914150206.GA2270@darwi-home-pc> <214fed0e-6659-def9-b5f8-a9d7a8cb72af@gmail.com> <20190915065655.GB29681@gardel-login> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190915065655.GB29681@gardel-login> User-Agent: Mutt/1.6.1 (2016-04-27) Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Sun, Sep 15, 2019 at 08:56:55AM +0200, Lennart Poettering wrote: > There's benefit in being able to wait until the pool is initialized > before we update the random seed stored on disk with a new one, And what exactly makes you think that waiting with arms crossed not doing anything else has any chance to make the situation change if you already had no such entropy available when reaching that first call, especially during early boot ? Willy