From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [bigmem-patch] 4GB with Linux on IA32 Date: Fri, 20 Aug 1999 10:55:38 +0100 (BST) In-Reply-To: <37BD0559.99C5E320@mandrakesoft.com> from "Thierry Vignaud" at Aug 20, 99 07:35:53 am Content-Type: text Message-Id: From: Alan Cox Sender: owner-linux-mm@kvack.org Return-Path: To: Thierry Vignaud Cc: sct@redhat.com, andrea@suse.de, alan@lxorguk.ukuu.org.uk, kanoj@google.engr.sgi.com, torvalds@transmeta.com, Gerhard.Wichert@pdb.siemens.de, Winfried.Gerhard@pdb.siemens.de, x-linux-kernel@vger.rutgers.edu, linux-mm@kvack.org List-ID: > Yes, but we do can use 24:32 referencse (as > pse36_extended_selectors:offset). Each process may own a ldt that allow > him to own several 4Gb segment : code, data, stack, kernel mem mapped, > librairies, shared mem (X11/dga -> fb mem and IPC shm). 32bit large mode. > We may have to hack gcc & binutils so they generate references against > new selectors. We may put the kernel mem region that the process see in Thats probably four years work. You also need to do a large mode glibc port so budget another year. And maybe a couple of man years for the kernel. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://humbolt.geo.uu.nl/Linux-MM/