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 9FDC0C433FE for ; Sat, 19 Nov 2022 17:36:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235091AbiKSRgG (ORCPT ); Sat, 19 Nov 2022 12:36:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51822 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234939AbiKSRgC (ORCPT ); Sat, 19 Nov 2022 12:36:02 -0500 Received: from mail-pg1-x534.google.com (mail-pg1-x534.google.com [IPv6:2607:f8b0:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37F3DB00 for ; Sat, 19 Nov 2022 09:36:02 -0800 (PST) Received: by mail-pg1-x534.google.com with SMTP id r18so7613656pgr.12 for ; Sat, 19 Nov 2022 09:36:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:from:to:cc:subject:date:message-id :reply-to; bh=pLW4Z0w9rkUJ7IXSXGwPNuOYY+1w9O7kTD/y1ul2a3E=; b=KHt/rbjbP6nWrefSs/AOzwIVP+Wy+3SxzcKLYxrH6rwg8so8m6dezqlEZjS54C6ysg YhnhlMePanaMLry4YsdQWhgEMPTsatntwqbzaN0Bwfjzw0j9n5CaWQ8u1ZgD1fR/PE8N JJU6Bpq0fm1mYcqlIBpcPmn4kALexRI9ogzC4+pl1CX+yLsausqmKD4KkmM0FNPvtnuz kiGwFbxNPTxH2VbvbqL0/qUvUDThRnHuYN9grNReK2yZ93Q0+RT4Pzz4r9AQq8dXJYxh KYgYC/2Rz6N3PR+vJ59pzk8cB5Q6I1YL0lkACzg89jpVjwvTnwIv7ZOvhRfarN3OGiFK tUSg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=pLW4Z0w9rkUJ7IXSXGwPNuOYY+1w9O7kTD/y1ul2a3E=; b=8L+g78gYiQNMnW+hcf49FQiv/ojOTURkEIicstryZx+fSpXTAw/0WmFizsyhygSCby 4fJX2A/7818aEwA9+8csHl2J3/qGVn0CngxpUTiUExZklGx1gT6sXcnfanoANlHzwNL6 TtrGOukQ35c9aHNLs6RRFqCPB60FDk2r+qEDQJqu87lZeNCmeIS5TYQVR6E03UVD8g1p ElPfeaPtRBCr2IV/iiBKb7Lr1vIQX+ggvat7ng+vx/Hs+RIqGMv3VQ3F7TToUWdbH8nO uGJV7Z/kZEdxWgc5nva82HY+gnX0ezbKukrCPjcDiv7/hA8f0WV8qXswgXXG0JofpCrN 9tJQ== X-Gm-Message-State: ANoB5pmif7ADv1aIDG9JvnaSIOnVurJNGAun2zWge2oTl1yA8BXfZ/NR Q/hNHCWc4pT+Kc+hkPJSQIk= X-Google-Smtp-Source: AA0mqf6pV+5UWma7bFXHwCt+9kqbiif9VMDiiwazX6+jDjnAD1Y56yKk1Y1zjs33IS0/BTBMkIVvuA== X-Received: by 2002:a63:535e:0:b0:470:537c:1092 with SMTP id t30-20020a63535e000000b00470537c1092mr11307574pgl.287.1668879361671; Sat, 19 Nov 2022 09:36:01 -0800 (PST) Received: from google.com (c-67-188-95-58.hsd1.ca.comcast.net. [67.188.95.58]) by smtp.gmail.com with ESMTPSA id s187-20020a625ec4000000b0056b8181861esm5551759pfb.19.2022.11.19.09.36.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Nov 2022 09:36:01 -0800 (PST) Sender: Minchan Kim Date: Sat, 19 Nov 2022 09:35:59 -0800 From: Minchan Kim To: Nhat Pham Cc: akpm@linux-foundation.org, hannes@cmpxchg.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, ngupta@vflare.org, senozhatsky@chromium.org, sjenning@redhat.com, ddstreet@ieee.org, vitaly.wool@konsulko.com Subject: Re: [PATCH v6 6/6] zsmalloc: Implement writeback mechanism for zsmalloc Message-ID: References: <20221119001536.2086599-1-nphamcs@gmail.com> <20221119001536.2086599-7-nphamcs@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221119001536.2086599-7-nphamcs@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 18, 2022 at 04:15:36PM -0800, Nhat Pham wrote: > This commit adds the writeback mechanism for zsmalloc, analogous to the > zbud allocator. Zsmalloc will attempt to determine the coldest zspage > (i.e least recently used) in the pool, and attempt to write back all the > stored compressed objects via the pool's evict handler. > > Signed-off-by: Nhat Pham Acked-by: Minchan Kim Thanks.