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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 2B7A6C2D0DB for ; Mon, 27 Jan 2020 16:14:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E926C2087F for ; Mon, 27 Jan 2020 16:14:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580141663; bh=8BUh6HuYqxm37uAlz/D01JjoNSyampYt2J0IrrvXSzA=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=eU1A3+qZisqpy3v/5KLEl/582Xf9pEwrCx0yM/BXirIiv/A44YHku5LGFwLO3KERZ ZFXXITiL3Z/du9VX8WhRSoM9SL48KkTtbZQYw8H/FjTTRaNSkHuK/qPIuP4s3KwP3y bIavILwLawGhZMMFvoi5MBVpACUwsaV1P3yQD71g= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729800AbgA0QOW (ORCPT ); Mon, 27 Jan 2020 11:14:22 -0500 Received: from mail-oi1-f196.google.com ([209.85.167.196]:45828 "EHLO mail-oi1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729505AbgA0QOV (ORCPT ); Mon, 27 Jan 2020 11:14:21 -0500 Received: by mail-oi1-f196.google.com with SMTP id l7so7128098oil.12 for ; Mon, 27 Jan 2020 08:14:21 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=8uD0o49IbMRAvqS+Di3/m9AqswAC6Wc0AWjFfbWqxI4=; b=cTbx24Sc+gUWNpMca2hvpg2Zr6gZSyacXR1477KJ/ekO+m5t9sFPyG5oCo0EKM3TI4 EAud4E6CxPM3d80/1/OYObr6CAU0WQMi5ftGbS9WHym1cWN0N3jNmNTXf+A3282vvqhF +MBm03sTNtFGFc4H5g9Okallp/F/ami4yjLfFbnG9GvcKH1irEPIIKg95wMbVYOA3SRu Hi/KxoMWUVjnAVi+vZETktpNet4pGIEV2iOBdtZ4zvq+1nIJ4alak66mnkPs3sGqIk9Y ykN2AeXuCj9ZuJEba/g1iFyZOakwr3/5YYNQ/J68MDKexrW6Oh/UfZYuzNr83ZAM/Sq0 Ln7Q== X-Gm-Message-State: APjAAAXhmfm2M4SGY6QCYv9HU7Ast4PewjbvIdWUXiEr6Oy+oGl/PFkL AqWbyF8IO/A3Q0ua+XhyhQv+fKwLhR06MJnsm5Q= X-Google-Smtp-Source: APXvYqwdHNWixHg7Y+/wZBUzMNgH0rf9wyugpmljHpUiTcmpA31YdcaK3nx5hscQ2lXHBD4KgXIfemOn8RlsaK8/5XQ= X-Received: by 2002:a54:4e96:: with SMTP id c22mr8087925oiy.110.1580141660938; Mon, 27 Jan 2020 08:14:20 -0800 (PST) MIME-Version: 1.0 References: <20191226220205.128664-1-semenzato@google.com> <20191226220205.128664-2-semenzato@google.com> <20200106125352.GB9198@dhcp22.suse.cz> <20200108114952.GR32178@dhcp22.suse.cz> <20200127141637.GL1183@dhcp22.suse.cz> In-Reply-To: <20200127141637.GL1183@dhcp22.suse.cz> From: "Rafael J. Wysocki" Date: Mon, 27 Jan 2020 17:14:09 +0100 Message-ID: Subject: Re: [PATCH 1/2] Documentation: clarify limitations of hibernation To: Michal Hocko Cc: Luigi Semenzato , Linux Memory Management List , linux-kernel , "Rafael J. Wysocki" , Andrew Morton , Geoff Pike Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 27, 2020 at 3:16 PM Michal Hocko wrote: > > On Fri 24-01-20 08:37:12, Luigi Semenzato wrote: > [...] > > The purpose of my documentation patch was to make it clearer that > > hibernation may fail in situations in which suspend-to-RAM works; for > > instance, when there is no swap, and anonymous pages are over 50% of > > total RAM. I will send a new version of the patch which hopefully > > makes this clearer. > > I was under impression that s2disk is pretty much impossible without any > swap. And you were correct. :-)