From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f70.google.com (mail-it0-f70.google.com [209.85.214.70]) by kanga.kvack.org (Postfix) with ESMTP id 493356B0007 for ; Wed, 28 Feb 2018 18:22:59 -0500 (EST) Received: by mail-it0-f70.google.com with SMTP id n73so4351059itg.0 for ; Wed, 28 Feb 2018 15:22:59 -0800 (PST) Received: from merlin.infradead.org (merlin.infradead.org. [2001:8b0:10b:1231::1]) by mx.google.com with ESMTPS id d82si1637192ioe.114.2018.02.28.15.22.58 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 28 Feb 2018 15:22:58 -0800 (PST) Subject: Re: [PATCH v3 0/4] Split page_type out from mapcount References: <20180228223157.9281-1-willy@infradead.org> From: Randy Dunlap Message-ID: <06c145aa-db40-df72-b626-da9d45f9111d@infradead.org> Date: Wed, 28 Feb 2018 15:22:49 -0800 MIME-Version: 1.0 In-Reply-To: <20180228223157.9281-1-willy@infradead.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Matthew Wilcox , linux-mm@kvack.org Cc: Matthew Wilcox , Martin Schwidefsky , linux-kernel@vger.kernel.org On 02/28/2018 02:31 PM, Matthew Wilcox wrote: > From: Matthew Wilcox > > I want to use the _mapcount field to record what a page is in use as. > This can help with debugging and we can also expose that information to > userspace through /proc/kpageflags to help diagnose memory usage (not > included as part of this patch set). Hey, Will there be updates to tools/vm/ also, or are these a different set of (many) flags? thanks, -- ~Randy -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org