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 053C4C433F5 for ; Wed, 8 Dec 2021 17:47:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235930AbhLHRug (ORCPT ); Wed, 8 Dec 2021 12:50:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60254 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233461AbhLHRue (ORCPT ); Wed, 8 Dec 2021 12:50:34 -0500 Received: from mail-ed1-x52b.google.com (mail-ed1-x52b.google.com [IPv6:2a00:1450:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 953A9C061746 for ; Wed, 8 Dec 2021 09:47:02 -0800 (PST) Received: by mail-ed1-x52b.google.com with SMTP id y13so10884740edd.13 for ; Wed, 08 Dec 2021 09:47:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chrisdown.name; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=+Me5M3lRIZLgtk8qeyGmh+ByAqQiPLn6X05f8coJ3JQ=; b=sWzuRg45lJFUhXEf+A00DwWOCnBBM10OiQMRIhD1kuadTvqcEictGw/4EdwTcmNNqT i2XfHqiw5ezLQX/sTo6VOq3ssexr5QdfMvbTl9ZJqc1C29dN6rBd5a9pDeIrxjYw0cED EFZkYXcM3ig1NnktSq5GKBgc0Oao/DhN6yROA= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=+Me5M3lRIZLgtk8qeyGmh+ByAqQiPLn6X05f8coJ3JQ=; b=FeeOsPJqJ+v7dXIE1XhepgTkYdP00yyYJ4n9HnZ3awRr62V3RT7RPRUgGrB4tYhd3x 6xh8KNgmMMSDLCcpPTYZ9G+FCLQGKD5W3laSZ8FrbzV2HcJ9koc3nR4gmTMEmHyqc0LF oDmjxO301leA8DS6P9OU/o5NNIsulluUaZChnyCunGJIJ8nbSzFCqy+056q32yEGU0SA 2YJ6wTmkhz/QIvkRyOt4Kh83GHvrbje7sse7KIL1qgIXl8+H3rqHIlyXry98yyqgzqDr g5Osd7Pt/vwi+VRc/zjiEhqK3qAtpphBtQ1TvFbpG5QGB5fGXcceVD80VMfShPBJdvSV pHtg== X-Gm-Message-State: AOAM533hF3mjPJZAD9duMxjrtGvPKz/7AGl/IdWR7nvRtZ7a7gntBpkG IMzc9BwKI1xTrLE23z4164rUcw== X-Google-Smtp-Source: ABdhPJztgW4iiSaTnuPGMua3NeMaey4mPTWIgLE/A7qMgk6EBKjA7tz2niYFGxdnJ6qWOCFInWfDZg== X-Received: by 2002:a05:6402:11d2:: with SMTP id j18mr22018992edw.318.1638985620992; Wed, 08 Dec 2021 09:47:00 -0800 (PST) Received: from localhost ([2620:10d:c093:400::5:c7b3]) by smtp.gmail.com with ESMTPSA id y19sm2373320edq.2.2021.12.08.09.47.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Dec 2021 09:47:00 -0800 (PST) Date: Wed, 8 Dec 2021 17:47:00 +0000 From: Chris Down To: Zhaoyang Huang Cc: Johannes Weiner , Nitin Gupta , Sergey Senozhatsky , Jens Axboe , Minchan Kim , Zhaoyang Huang , "open list:MEMORY MANAGEMENT" , LKML Subject: Re: [RFC PATCH] mm: count zram read/write into PSI_IO_WAIT Message-ID: References: <1638356341-17014-1-git-send-email-huangzhaoyang@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: User-Agent: Mutt/2.1.3 (987dde4c) (2021-09-10) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Chris Down writes: >I'm with Johannes here, I think this would actively make memory >pressure monitoring less useful. This is a NAK from my perspective as >someone who actually uses these things in production. s/memory/io/