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[209.132.180.67]) by mx.google.com with ESMTP id z29si4617164pfi.9.2019.01.28.09.09.00; Mon, 28 Jan 2019 09:09:16 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@gmail.com header.s=20161025 header.b=N90p1wmW; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730430AbfA1RIr (ORCPT + 99 others); Mon, 28 Jan 2019 12:08:47 -0500 Received: from mail-yb1-f196.google.com ([209.85.219.196]:43723 "EHLO mail-yb1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733066AbfA1QMF (ORCPT ); Mon, 28 Jan 2019 11:12:05 -0500 Received: by mail-yb1-f196.google.com with SMTP id e12so6878812ybn.10; Mon, 28 Jan 2019 08:12:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=7sNEoit16a1lvfySq1HM53gTpeolqrKjGi3YRhbkM6Q=; b=N90p1wmW4Un144OHxTHB5bvyZ5q/P+Lb2PmLPmP3xl0nWZc/2QzaTCdkYnYkEDkSjR /wVrIvuYPhgsil8RMSYQPfptenZOa4gH322FL6/QQm6MLnhHPKwMvD2oK3LRE0gz4ghx LzhQs5Bf74L2OMermppFrL9suvGVTfnVbTtFo9/wY0lCqd7Bi5G7dGkWnDKKawjjd2eg c+CFgIeHtz1/fiEOj0dVxBv90ZoFn+XJQu1/1cj2xnAFrhS/SDeO7diQv9pERyfezrfG EvA7wPnpUWP7uOjYWjx898TLBGwk7gz/ttcXi/m5IQpgc4yKFv+zulskjicwe8WIA7Na ZTLQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=7sNEoit16a1lvfySq1HM53gTpeolqrKjGi3YRhbkM6Q=; b=EeknGoUQE9I4jAfALbFvKZT9khb6GiE8iqnyLEVK8dRZ6mhZhr20hiRlVETgSWujiQ 85rhz2mhAdnioijjXT1SeUMXwLqcp9ANEjbpYuhfGKKPFp9cXR2RtSzWw/YBZa9h2drQ 2RymEgxAjcHW0pbIi/zBBhE6opUCJVH2Q+CTiUu85qSbmjdAh9r+6PnUIKPkfBaRVA47 nPly8HWRczko8DGt41odsUr++/E2+F4W3QM2//43rWXw4czR92WFgSq30e4ZualgKER+ 7bzlIyL/8UFFG9ns6KepBSgSSuY1exiwkujURYRjNCDJS7obAPi51Mq60KogZ+qyOglY CqOw== X-Gm-Message-State: AJcUukc/Rc0n9i7oMaelL0j0QvJXYw86KIlHJwniSLx4Xkm5AVwp9+PG mNED2qQzTqLlD7KuhW7iY0k= X-Received: by 2002:a25:d8c2:: with SMTP id p185mr16000278ybg.79.1548691924215; Mon, 28 Jan 2019 08:12:04 -0800 (PST) Received: from localhost ([2620:10d:c091:200::7:a62a]) by smtp.gmail.com with ESMTPSA id l7sm12308964ywk.24.2019.01.28.08.12.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 28 Jan 2019 08:12:03 -0800 (PST) Date: Mon, 28 Jan 2019 08:12:01 -0800 From: Tejun Heo To: Shakeel Butt Cc: Michal Hocko , Johannes Weiner , Chris Down , Andrew Morton , Roman Gushchin , Dennis Zhou , LKML , Cgroups , Linux MM , kernel-team@fb.com Subject: Re: [PATCH 2/2] mm: Consider subtrees in memory.events Message-ID: <20190128161201.GS50184@devbig004.ftw2.facebook.com> References: <20190124160009.GA12436@cmpxchg.org> <20190124170117.GS4087@dhcp22.suse.cz> <20190124182328.GA10820@cmpxchg.org> <20190125074824.GD3560@dhcp22.suse.cz> <20190125165152.GK50184@devbig004.ftw2.facebook.com> <20190125173713.GD20411@dhcp22.suse.cz> <20190125182808.GL50184@devbig004.ftw2.facebook.com> <20190128160512.GR50184@devbig004.ftw2.facebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Mon, Jan 28, 2019 at 08:08:26AM -0800, Shakeel Butt wrote: > Do you envision a separate interface/file for recursive and local > counters? That would make notifications simpler but that is an > additional interface. I need to think more about it but my first throught is that a separate file would make more sense given that separating notifications could be useful. Thanks. -- tejun