From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 8 Jun 2000 22:47:44 +0100 From: "Stephen C. Tweedie" Subject: Re: Allocating a page of memory with a given physical address Message-ID: <20000608224744.E3886@redhat.com> References: <20000608220756Z131165-245+106@kanga.kvack.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20000608220756Z131165-245+106@kanga.kvack.org>; from ttabi@interactivesi.com on Thu, Jun 08, 2000 at 04:44:21PM -0500 Sender: owner-linux-mm@kvack.org Return-Path: To: Timur Tabi Cc: Linux MM mailing list List-ID: Hi, On Thu, Jun 08, 2000 at 04:44:21PM -0500, Timur Tabi wrote: > I have an application that needs to allocate a page of RAM on a given physical > address. IOW, say I have a physical address (e.g. 0x0CDB5000 on a 256MB > machine), and I know (via the mem_map array) that it's not being used by > anything. What I need to do know is allocate that page of memory so that no one > else can allocate it (via a memory allocation function like get_free_page or > malloc). > > Is this currently possible? No, nor is it likely to be added without a compelling reason. Why do you need this? Cheers, Stephen -- 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.eu.org/Linux-MM/