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[23.128.96.18]) by mx.google.com with ESMTP id bc28si1923622edb.181.2021.01.27.17.38.06; Wed, 27 Jan 2021 17:38:33 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b="Vm7WFn/m"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344403AbhA0TTs (ORCPT + 99 others); Wed, 27 Jan 2021 14:19:48 -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-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