From mboxrd@z Thu Jan 1 00:00:00 1970 Received: by wa-out-1112.google.com with SMTP id m33so12159430wag.8 for ; Mon, 07 Jan 2008 10:49:57 -0800 (PST) Message-ID: <6934efce0801071049u546005e7t7da4311cc0611ccd@mail.gmail.com> Date: Mon, 7 Jan 2008 10:49:57 -0800 From: "Jared Hulbert" Subject: Re: [rfc][patch] mm: use a pte bit to flag normal pages In-Reply-To: <20080107103028.GA9325@flint.arm.linux.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20071221104701.GE28484@wotan.suse.de> <20080107044355.GA11222@wotan.suse.de> <20080107103028.GA9325@flint.arm.linux.org.uk> Sender: owner-linux-mm@kvack.org Return-Path: To: Nick Piggin , Martin Schwidefsky , carsteno@linux.vnet.ibm.com, Heiko Carstens , Jared Hulbert , Linux Memory Management List , linux-arch@vger.kernel.org List-ID: > ARM is going to have to use the three remaining bits we have in the PTE > to store the memory type to resolve bugs on later platforms. Once they're > used, ARM will no longer have any room for any further PTE expansion. Russell, Can you explain this a little more. -- 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