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=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_IN_DEF_DKIM_WL autolearn=ham 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 D87A8C433E0 for ; Wed, 27 Jan 2021 19:20:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8949264DC1 for ; Wed, 27 Jan 2021 19:20:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344414AbhA0TTt (ORCPT ); Wed, 27 Jan 2021 14:19:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344300AbhA0TTi (ORCPT ); Wed, 27 Jan 2021 14:19:38 -0500 Received: from mail-pl1-x62b.google.com (mail-pl1-x62b.google.com [IPv6:2607:f8b0:4864:20::62b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4D3B7C061574 for ; Wed, 27 Jan 2021 11:18:58 -0800 (PST) Received: by mail-pl1-x62b.google.com with SMTP id u15so1600345plf.1 for ; Wed, 27 Jan 2021 11:18:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:in-reply-to:message-id:references :mime-version; bh=93SynukuYeg709JYhF7Ulm4tPXAZSEgL9ZbUq1MNWPg=; b=Vm7WFn/mtMq/xKPXg5onQUf7G4Oa5uUMg+ij1z8ZUcokyXxV1LMLwv774qzV0sn6Z8 kKbOT6WWrhauaidzoGf32VpY03ukC+c+TsF4XIxEPF1TgWUnuhkWo2klpg3zddkhRyfL JAVHf+w6M1riQYLbHFjKnltu0JQhizSjmWMBcEUPTpx0FLHdtFBuPypb8VJkAh/VO6cW Jk62QN3836T11wyY9hSAuM/wgtuL6dHP4il8arp9HLRcgACnvmBi5PFJhXZ2sLAtDnZ8 4LHGDdTIvMu9iFwxmTPBEXxohuS/ZnVvedQe8WG85BlHqu4c3BYwJps1AstkidzteKfQ 2dtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:mime-version; bh=93SynukuYeg709JYhF7Ulm4tPXAZSEgL9ZbUq1MNWPg=; b=k2fqZcO8WnlVitCD5LQ//q5l9aMwWeBpb7ZieijMbL78/WWXZU2YU6Fuo3pL7hfnhm FMVTQpTP/UTi0BziNs35SBIwtHxCmThZTeSB2MWEOTFnkI3d258tgj5bDkihG8WYyq5o hx/Oacg5RAN+57azLbqFps/wxNut7R9xD5a32Podro7VhqGcMJ5ie7GD0u8nnKn3grwt KFUIxR51dz2CEetKAJkUrf+bhiWf98Q1104CifkUBWvYm7BgTCxqSDhQwPv+Ay9U2IVF gaB9ZqJ9GU5+6Y79UyY+XwlHkl+F9FBUEj2d/MpA8Eq6JniBCnzqiS+F/PDHMJx3OL4z eR1Q== X-Gm-Message-State: AOAM531f42CLMlbpM/aSZLIFeGeiYmYEmKBe3W80geJ+oq1f/UAiRAUL DoJr4kPn/rsuln46DQL1nxdYBw== X-Google-Smtp-Source: ABdhPJzPCEs7Fm91XUyHkwCy3jcz2AQo5nEL837xRx2JVkBm7bijnRR1T3NFn/eiTCXHdezOqZpRPQ== X-Received: by 2002:a17:90a:7e82:: with SMTP id j2mr7148214pjl.217.1611775137707; Wed, 27 Jan 2021 11:18:57 -0800 (PST) Received: from [2620:15c:17:3:4a0f:cfff:fe51:6667] ([2620:15c:17:3:4a0f:cfff:fe51:6667]) by smtp.gmail.com with ESMTPSA id p64sm3075517pfb.201.2021.01.27.11.18.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Jan 2021 11:18:56 -0800 (PST) Date: Wed, 27 Jan 2021 11:18:56 -0800 (PST) From: David Rientjes To: Vlastimil Babka cc: Christoph Lameter , Pekka Enberg , Joonsoo Kim , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Roman Gushchin Subject: Re: [PATCH] mm, slub: remove slub_memcg_sysfs boot param and CONFIG_SLUB_MEMCG_SYSFS_ON In-Reply-To: <20210127124745.7928-1-vbabka@suse.cz> Message-ID: <69d1e35a-7324-5e7e-6a7-cb3246c865b6@google.com> References: <20210127124745.7928-1-vbabka@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 27 Jan 2021, Vlastimil Babka wrote: > The boot param and config determine the value of memcg_sysfs_enabled, which is > unused since commit 10befea91b61 ("mm: memcg/slab: use a single set of > kmem_caches for all allocations") as there are no per-memcg kmem caches > anymore. > > Signed-off-by: Vlastimil Babka Acked-by: David Rientjes