From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from e5.ny.us.ibm.com ([192.168.1.105]) by pokfb.esmtp.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id lBDGIMxj020653 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Thu, 13 Dec 2007 11:18:22 -0500 Received: from d01relay02.pok.ibm.com (d01relay02.pok.ibm.com [9.56.227.234]) by e5.ny.us.ibm.com (8.13.8/8.13.8) with ESMTP id lBDGHWXb016842 for ; Thu, 13 Dec 2007 11:17:32 -0500 Received: from d01av03.pok.ibm.com (d01av03.pok.ibm.com [9.56.224.217]) by d01relay02.pok.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id lBDGHB02358862 for ; Thu, 13 Dec 2007 11:17:32 -0500 Received: from d01av03.pok.ibm.com (loopback [127.0.0.1]) by d01av03.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id lBDGHBji013506 for ; Thu, 13 Dec 2007 11:17:11 -0500 Subject: Re: [RFC][PATCH 1/2] hugetlb: introduce nr_overcommit_hugepages sysctl From: Dave Hansen In-Reply-To: <20071213074156.GA17526@us.ibm.com> References: <20071213074156.GA17526@us.ibm.com> Content-Type: text/plain Date: Thu, 13 Dec 2007 08:17:08 -0800 Message-Id: <1197562629.21438.20.camel@localhost> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Nishanth Aravamudan Cc: agl@us.ibm.com, wli@holomorphy.com, mel@csn.ul.ie, apw@shadowen.org, akpm@linux-foundation.org, lee.schermerhorn@hp.com, linux-mm@kvack.org List-ID: On Wed, 2007-12-12 at 23:41 -0800, Nishanth Aravamudan wrote: > While examining the code to support /proc/sys/vm/hugetlb_dynamic_pool, I > became convinced that having a boolean sysctl was insufficient: > > 1) To support per-node control of hugepages, I have previously submitted > patches to add a sysfs attribute related to nr_hugepages. However, with > a boolean global value and per-mount quota enforcement constraining the > dynamic pool, adding corresponding control of the dynamic pool on a > per-node basis seems inconsistent to me. Documentation/sysctl, please :) -- Dave -- 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