From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751202AbWDKEWX (ORCPT ); Tue, 11 Apr 2006 00:22:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751227AbWDKEWX (ORCPT ); Tue, 11 Apr 2006 00:22:23 -0400 Received: from nproxy.gmail.com ([64.233.182.191]:32206 "EHLO nproxy.gmail.com") by vger.kernel.org with ESMTP id S1751202AbWDKEWX convert rfc822-to-8bit (ORCPT ); Tue, 11 Apr 2006 00:22:23 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=cR0/2s15byeu1Yuz5TNZmk1rZvxdP1gazaR+GBCUMTEB84EnCdIGPumnwqjqfzttD9Ewd6u/NnNjcGnzBX6MM8TZfeLQSx+wKBm2/A0a429xbWhvoK2QmALVh9V7HsFLnF4G98xvsmwWH12SVlGyqPvZ5VbhbGStuggqu9XNcug= Message-ID: <6d6a94c50604102122vd3d116ah18c8b87c9095a01e@mail.gmail.com> Date: Tue, 11 Apr 2006 12:22:21 +0800 From: Aubrey To: linux-kernel@vger.kernel.org Subject: [PATCH] CONFIG_PACKET_MMAP should depend on MMU MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org The option CONFIG_PACKET_MMAP should depend on MMU. When enable CONFIG_PACKET_MMAP, the file "af_packet.c" has vm_insert_page() call. The routine vm_insert_page() is defined in the file "./mm/memory.c" which depends on MMU. Signed-off-by: aubrey li --- Kconfig.orig 2006-04-11 12:17:25.000000000 +0800 +++ Kconfig 2006-04-11 12:16:18.000000000 +0800 @@ -17,7 +17,7 @@ config PACKET_MMAP bool "Packet socket: mmapped IO" - depends on PACKET + depends on PACKET && MMU help If you say Y here, the Packet protocol driver will use an IO mechanism that results in faster communication. Thanks, -Aubrey