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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B0A0CD342E for ; Tue, 19 Sep 2023 00:33:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230239AbjISAdu (ORCPT ); Mon, 18 Sep 2023 20:33:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230209AbjISAdt (ORCPT ); Mon, 18 Sep 2023 20:33:49 -0400 Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE6F710E for ; Mon, 18 Sep 2023 17:33:43 -0700 (PDT) Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-1c0c6d4d650so46219165ad.0 for ; Mon, 18 Sep 2023 17:33:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1695083623; x=1695688423; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=RIipbq6pl98CX5ShkSgKKbrlft0dGUdbFCyrQXg1CJw=; b=hIqBx8HoJuGsEA1Idofdj0WQLkGd+YCtugdzva+vU2O1dB5PyZ/crQ8lIcGemvUsQM 4LBogAUTI+H6FBtDGhB7qfAoZtLXykpW/IMFQCx2q6MLZUBb3gfAUPPz6xWRp4y578KM RlujY7/LgIOJTbkC3HayXxqzKoVZizYobzQ4I= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695083623; x=1695688423; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=RIipbq6pl98CX5ShkSgKKbrlft0dGUdbFCyrQXg1CJw=; b=tv6kF/6CChuTyuG7kPj2lDdPhPvWOfDVKrBnHSh2YIy9AUTEtaCu/yTj6RKQoToXyC CIMOHO2sKGhHJI/5ChnmlP03ntBv1pZtxpkHXnuzfqyfXNR11KyXk65OMki5CrT/6RSz Ir9Yfv7SrWpamCuLjPssPEEWICbGOmOWEXsQnieA6Y9nNff0XuM8jvJAjEvvW1A1D/cV hJTTkGyXHWpbQqGymDTqnezQ2jJkqdvu77Z5Mcwwr44f4MBz5RuoDjq6gdF8+bm6OeV3 IAfNNv80y5aNkJAQ6FyoWJfuqYw+v1TZLGC8vRgMTKQK2zbt97DHhxgr45uPdNlltTnF jLUw== X-Gm-Message-State: AOJu0YzrxtNoj4n7nXnW5AmURPmPdo5xt1Meu44X/TxNlmCfju+bWh5q AQ+px8IJgzvxspoTrRF9Nfm38A== X-Google-Smtp-Source: AGHT+IFUOb3498I9aJCAsXro45JHahBab0QuFwxDZdPRg1LyNnetymxXcQ/rnmVX0lcPtFN+MR2c3w== X-Received: by 2002:a17:902:d488:b0:1c3:d9ed:a410 with SMTP id c8-20020a170902d48800b001c3d9eda410mr13470497plg.59.1695083623396; Mon, 18 Sep 2023 17:33:43 -0700 (PDT) Received: from google.com (KD124209188001.ppp-bb.dion.ne.jp. [124.209.188.1]) by smtp.gmail.com with ESMTPSA id h12-20020a170902f54c00b001b8052d58a0sm8814374plf.305.2023.09.18.17.33.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Sep 2023 17:33:42 -0700 (PDT) Date: Tue, 19 Sep 2023 09:33:38 +0900 From: Sergey Senozhatsky To: Pankaj Raghav Cc: minchan@kernel.org, senozhatsky@chromium.org, linux-kernel@vger.kernel.org, axboe@kernel.dk, linux-block@vger.kernel.org, gost.dev@samsung.com, Pankaj Raghav Subject: Re: [PATCH 0/5] Improve zram writeback performance Message-ID: <20230919003338.GA3748@google.com> References: <20230911133430.1824564-1-kernel@pankajraghav.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (23/09/18 15:53), Pankaj Raghav wrote: > Gentle ping Minchan and Sergey. Hello, zram writeback is currently under (heavy) rework, the series hasn't been published yet, but it's in the making for some time already. The biggest change is that zram will support compressed writeback, that is writeback of compressed objects, as opposed to current design when zram de-compresses pages before writeback. Minchan will have more details, but I guess we'll need to wait for that series to land.