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[2620:137:e000::1:20]) by mx.google.com with ESMTP id w185-20020a6382c2000000b0045cbd4e43a1si499760pgd.57.2022.11.10.14.49.54; Thu, 10 Nov 2022 14:50:07 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=Ou3dCUHB; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229907AbiKJWsh (ORCPT + 92 others); Thu, 10 Nov 2022 17:48:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229559AbiKJWsg (ORCPT ); Thu, 10 Nov 2022 17:48:36 -0500 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5292213F6F for ; Thu, 10 Nov 2022 14:48:35 -0800 (PST) Received: by mail-pj1-x1034.google.com with SMTP id m6-20020a17090a5a4600b00212f8dffec9so3208752pji.0 for ; Thu, 10 Nov 2022 14:48:35 -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=myDk/lYGLu7o49r3666PllQAH7/uxJEgb7b7To5JD6U=; b=Ou3dCUHB3cHz6ogbr6KnA15osAOsahg0uwLQ8OZhro5lFANuW2UnFbxtJ/vNBh8CiZ tI13ggx275xQ1OG2j5LOu7k+w9coqzmAzps2KgizvZDJUt9hJ2TIHP0cSqHyGO7EVO2h lisG6QbCT21i2+0huPRpK3VrJ966KjN3WdakH2ZUwsepsvk0fv/oQBGHtaZCCsKrzQTB Plww51rLc7cXR/0Qc9wYdzwHg5zxIZTIE52LK4FVcUc/jx+I0n6xfWG9J4Wf4Z+agTVP Aj+9lckvfvjdmalIHOsEoZdh41xGhsvHFOTh6QaXqozhEZDK92lzbBbM+K5ilx82Iu7U BHfA== 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=myDk/lYGLu7o49r3666PllQAH7/uxJEgb7b7To5JD6U=; b=mOAHjFRvM31GDpo9IOHa+aiM2jcfYzefLyCkEDkHijGRfuH1pGhrzH207z51qRg+tr AcL1BLxWe9NOnEJDGQq2X8gp3CXt9UvcpDTEFMbCIA7vQh7mp+oPGfUyXmrzz2Cn5TrF x+ZLRq382IQp/c5r0ugltyRyy4tMmexoF0DIEIkBc0wKenMCP001oTKzsodPP56ym0G4 LjEtlo1+AdVAtWCn/hvfcCxl33cTgxxvOnKPxHNQTrZmszooMKGRjxlLxjd4jCSXJurH ot6IIqP1zVlUuApeOoKKdLJI6O6UzM8xfH95TXjWMpTvrMXd6g8AzrlzhV3RH2dMJ2WD DDRQ== X-Gm-Message-State: ANoB5pn1UxxLHYEvJZy5TBFuSdGtQSv2OZDL+tKhBs6x0BLtTi9cmpDB p4WszcRf2EnDVaMUZdnxQxo= X-Received: by 2002:a17:90a:9486:b0:217:ff37:2fe9 with SMTP id s6-20020a17090a948600b00217ff372fe9mr1144237pjo.242.1668120514759; Thu, 10 Nov 2022 14:48:34 -0800 (PST) Received: from google.com ([2620:15c:211:201:8c0b:3260:c81c:119d]) by smtp.gmail.com with ESMTPSA id l2-20020a170902f68200b00186e2123506sm170934plg.300.2022.11.10.14.48.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Nov 2022 14:48:34 -0800 (PST) Sender: Minchan Kim Date: Thu, 10 Nov 2022 14:48:32 -0800 From: Minchan Kim To: Nhat Pham Cc: hannes@cmpxchg.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, ngupta@vflare.org, senozhatsky@chromium.org, akpm@linux-foundation.org, sjenning@redhat.com, ddstreet@ieee.org, vitaly.wool@konsulko.com Subject: Re: [PATCH v3 3/5] zsmalloc: Add a LRU to zs_pool to keep track of zspages in LRU order Message-ID: References: <20221110171831.19176-1-nphamcs@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221110171831.19176-1-nphamcs@gmail.com> X-Spam-Status: No, score=-1.5 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Nov 10, 2022 at 09:18:31AM -0800, Nhat Pham wrote: > > Please put the LRU logic under config ZSMALLOC_LRU since we don't need the > > additional logic to others. > > I think the existing CONFIG_ZPOOL would be a good option for this purpose. It > should disable the LRU behavior for non-zswap use case (zram for e.g). The > eviction logic is also currently defined under this. What do you think, > Minchan? That sounds good. Sergey and I are working to change zsmalloc zspage size. https://lore.kernel.org/linux-mm/20221031054108.541190-1-senozhatsky@chromium.org/ Could you send a new version once we settle those change down in Andrew's tree to minimize conflict? (Feel free to join the review/discussion if you are also interested ;-)) Thanks.