From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751501AbXBNBdq (ORCPT ); Tue, 13 Feb 2007 20:33:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932133AbXBNBdq (ORCPT ); Tue, 13 Feb 2007 20:33:46 -0500 Received: from smtp107.mail.mud.yahoo.com ([209.191.85.217]:46034 "HELO smtp107.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751501AbXBNBdp (ORCPT ); Tue, 13 Feb 2007 20:33:45 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com.au; h=Received:X-YMail-OSG:Message-ID:Date:From:User-Agent:X-Accept-Language:MIME-Version:To:CC:Subject:References:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=yf+TDkfWirPsgVP0yVise9Z5yLYKwUbM8eJm099QuH+M92Bnfmp4kFSMckvV/e44vjF3pKFliOeYS5+/x+F66diYFXEBa22pR9Dn7dbHgOUQmJPgoiCz8OIvzlNtmxmqleGglA6Fib3/jwuU0sYtd1EbpPKrNsRniN3vlYuduX8= ; X-YMail-OSG: kgAhyXkVM1kEa8gDR50D.P5Hg02uQdQz9jWtLfGFrHrrfJMPhchq_56EEohn.HD6QkMqL_LdyvvjoYzbwC2KY0IoTb6VKCKf1.cuAW4i0rXmU22xQxdA3nLVmJ0GW324PdW2z7Mfsun0B7k- Message-ID: <45D266E3.4050905@yahoo.com.au> Date: Wed, 14 Feb 2007 12:33:23 +1100 From: Nick Piggin User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20051007 Debian/1.7.12-1 X-Accept-Language: en MIME-Version: 1.0 To: Hugh Dickins CC: Randy Dunlap , tony.luck@gmail.com, Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [patch] build error: allnoconfig fails on mincore/swapper_space References: <20070212145040.c3aea56e.randy.dunlap@oracle.com> <20070212150802.f240e94f.akpm@linux-foundation.org> <45D12715.4070408@yahoo.com.au> <20070213121217.0f4e9f3a.randy.dunlap@oracle.com> <20070213144909.70943de2.randy.dunlap@oracle.com> In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hugh Dickins wrote: > On Tue, 13 Feb 2007, Randy Dunlap wrote: > >>From: Randy Dunlap >> >>Don't check for pte swap entries when CONFIG_SWAP=n. >>And save 'present' in the vec array. >> >>mm/built-in.o: In function `sys_mincore': >>(.text+0xe584): undefined reference to `swapper_space' >> >>Signed-off-by: Randy Dunlap > > > What you've done there is fine, Randy, thank you. Can't you have migration without swap? > But I just got out of bed to take another look, and indeed: > what is it doing in the none_mapped !vma->vm_file case? > passing back an uninitialized vector. I must have completely forgotten about the vector :( -- SUSE Labs, Novell Inc. Send instant messages to your online friends http://au.messenger.yahoo.com