From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e34.co.us.ibm.com (8.12.11/8.12.11) with ESMTP id k0I0HW81019708 for ; Tue, 17 Jan 2006 19:17:32 -0500 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.12.10/NCO/VERS6.8) with ESMTP id k0I0JfCS174804 for ; Tue, 17 Jan 2006 17:19:41 -0700 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11/8.13.3) with ESMTP id k0I0HWk4021790 for ; Tue, 17 Jan 2006 17:17:32 -0700 Subject: Re: [PATCH/RFC] Shared page tables From: Dave Hansen In-Reply-To: <20060117235302.GA22451@lnx-holt.americas.sgi.com> References: <20060117235302.GA22451@lnx-holt.americas.sgi.com> Content-Type: text/plain Date: Tue, 17 Jan 2006 16:17:30 -0800 Message-Id: <1137543450.27951.4.camel@localhost.localdomain> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Robin Holt Cc: Dave McCracken , Hugh Dickins , Andrew Morton , Linux Kernel , Linux Memory Management List-ID: On Tue, 2006-01-17 at 17:53 -0600, Robin Holt wrote: > This appears to work on ia64 with the attached patch. Could you > send me any test application you think would be helpful for me > to verify it is operating correctly? I could not get the PTSHARE_PUD > to compile. I put _NO_ effort into it. I found the following line > was invalid and quit trying. ... > +config PTSHARE > + bool "Share page tables" > + default y > + help > + Turn on sharing of page tables between processes for large shared > + memory regions. ... These are probably best put in mm/Kconfig, especially if you're going to have verbatim copies in each architecture. -- Dave -- 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