From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 9 Dec 2004 03:07:34 -0800 From: William Lee Irwin III Subject: Re: Plzz help me regarding HIGHMEM (PAE) confusion in Linux-2.4 ??? Message-ID: <20041209110734.GY2714@holomorphy.com> References: <20041209105603.4725.qmail@web53908.mail.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20041209105603.4725.qmail@web53908.mail.yahoo.com> Sender: owner-linux-mm@kvack.org Return-Path: To: Fawad Lateef Cc: linux-mm List-ID: On Thu, Dec 09, 2004 at 02:56:03AM -0800, Fawad Lateef wrote: > Now the kernel is using the pagetables for kmaps hav > PGD entry for accessing starting 4GB, but how it goes > beyond that ? Only %cr3 is restricted to 32-bit physical addresses. The entries in the pgd's, pmd's, and pte's themselves are all 36-bit physical addresses. -- wli -- 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: aart@kvack.org