From owner-svn-src-head@FreeBSD.ORG Tue Mar 23 21:27:57 2010 Return-Path: Delivered-To: svn-src-head@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 7D6071065673; Tue, 23 Mar 2010 21:27:57 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id 4F3A08FC23; Tue, 23 Mar 2010 21:27:57 +0000 (UTC) Received: from bigwig.baldwin.cx (66.111.2.69.static.nyinternet.net [66.111.2.69]) by cyrus.watson.org (Postfix) with ESMTPSA id 037F546B03; Tue, 23 Mar 2010 17:27:57 -0400 (EDT) Received: from jhbbsd.localnet (smtp.hudson-trading.com [209.249.190.9]) by bigwig.baldwin.cx (Postfix) with ESMTPA id 5BC6A8A01F; Tue, 23 Mar 2010 17:27:56 -0400 (EDT) From: John Baldwin To: src-committers@freebsd.org Date: Tue, 23 Mar 2010 17:25:47 -0400 User-Agent: KMail/1.12.1 (FreeBSD/7.3-CBSD-20100217; KDE/4.3.1; amd64; ; ) References: <201003232108.o2NL87IW087807@svn.freebsd.org> In-Reply-To: <201003232108.o2NL87IW087807@svn.freebsd.org> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <201003231725.47645.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1 (bigwig.baldwin.cx); Tue, 23 Mar 2010 17:27:56 -0400 (EDT) X-Virus-Scanned: clamav-milter 0.95.1 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-1.7 required=4.2 tests=AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on bigwig.baldwin.cx Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org Subject: Re: svn commit: r205536 - in head: lib/libc/sys sys/vm X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Mar 2010 21:27:57 -0000 On Tuesday 23 March 2010 5:08:07 pm John Baldwin wrote: > Author: jhb > Date: Tue Mar 23 21:08:07 2010 > New Revision: 205536 > URL: http://svn.freebsd.org/changeset/base/205536 > > Log: > Reject attempts to create a MAP_ANON mapping with a non-zero offset. > > PR: kern/71258 > Submitted by: Alexander Best > MFC after: 2 weeks It is probably worth thinking about whether or not we should be allowing non- page-aligned offsets (both file and for MAP_FIXED) at all given that POSIX does not require them to function and other OS's do not support them. Alan brought that up in one of the threads about this bug. -- John Baldwin