From owner-freebsd-hackers@FreeBSD.ORG Mon Nov 8 15:05:03 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A62491065675 for ; Mon, 8 Nov 2010 15:05:03 +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 707CA8FC0A for ; Mon, 8 Nov 2010 15:05:03 +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 21A4146B35; Mon, 8 Nov 2010 10:05:03 -0500 (EST) Received: from jhbbsd.localnet (smtp.hudson-trading.com [209.249.190.9]) by bigwig.baldwin.cx (Postfix) with ESMTPSA id 40DC48A01D; Mon, 8 Nov 2010 10:05:02 -0500 (EST) From: John Baldwin To: freebsd-hackers@freebsd.org Date: Mon, 8 Nov 2010 09:27:26 -0500 User-Agent: KMail/1.13.5 (FreeBSD/7.3-CBSD-20100819; KDE/4.4.5; amd64; ; ) References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message-Id: <201011080927.26941.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.6 (bigwig.baldwin.cx); Mon, 08 Nov 2010 10:05:02 -0500 (EST) X-Virus-Scanned: clamav-milter 0.96.3 at bigwig.baldwin.cx X-Virus-Status: Clean X-Spam-Status: No, score=-1.9 required=4.2 tests=BAYES_00 autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on bigwig.baldwin.cx Cc: Fernando =?iso-8859-1?q?Apestegu=EDa?= Subject: Re: Fileops in file.h X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Nov 2010 15:05:03 -0000 On Sunday, November 07, 2010 10:08:08 am Fernando Apestegu=EDa wrote: > Hi, >=20 > I'm trying to understand some pieces of the FreeBSD kernel. > Having a look at struct fileops in file.h I was wondering why other > file related functions don't have an entry in the function vector. I > was thinking in mmap, fsync or sendfile. >=20 > Can anyone tell me the reason? Mostly that it hasn't been done yet. If there was a clean way to do an=20 f_mmap() and get some of the type-specific knowledge out of vm_mmap.c I'd=20 really like it. =2D-=20 John Baldwin