From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail144.messagelabs.com (mail144.messagelabs.com [216.82.254.51]) by kanga.kvack.org (Postfix) with ESMTP id 44B7A8D0039 for ; Thu, 24 Feb 2011 17:11:06 -0500 (EST) Date: Thu, 24 Feb 2011 14:10:34 -0800 From: Andrew Morton Subject: Re: [PATCH v2] hugetlbfs: correct handling of negative input to /proc/sys/vm/nr_hugepages Message-Id: <20110224141034.d2dfb7de.akpm@linux-foundation.org> In-Reply-To: <4D6419C0.8080804@redhat.com> References: <4D6419C0.8080804@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Petr Holasek Cc: linux-kernel@vger.kernel.org, Andi Kleen , Naoya Horiguchi , Mel Gorman , Wu Fengguang , linux-mm@kvack.org On Tue, 22 Feb 2011 21:17:04 +0100 Petr Holasek wrote: > When user insert negative value into /proc/sys/vm/nr_hugepages it will > result > in the setting a random number of HugePages in system Is this true? afacit the kernel will allocate as many pages as it can and will then set /proc/sys/vm/nr_hugepages to reflect the result. That's not random. -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org