From owner-cvs-src@FreeBSD.ORG  Mon Sep 12 18:58:02 2005
Return-Path: <owner-cvs-src@FreeBSD.ORG>
X-Original-To: cvs-src@FreeBSD.org
Delivered-To: cvs-src@FreeBSD.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 47F7C16A41F;
	Mon, 12 Sep 2005 18:58:02 +0000 (GMT)
	(envelope-from rwatson@FreeBSD.org)
Received: from cyrus.watson.org (cyrus.watson.org [204.156.12.53])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 9466A43D49;
	Mon, 12 Sep 2005 18:58:01 +0000 (GMT)
	(envelope-from rwatson@FreeBSD.org)
Received: from fledge.watson.org (fledge.watson.org [204.156.12.50])
	by cyrus.watson.org (Postfix) with ESMTP id 0CD8746B06;
	Mon, 12 Sep 2005 14:58:01 -0400 (EDT)
Date: Mon, 12 Sep 2005 19:58:00 +0100 (BST)
From: Robert Watson <rwatson@FreeBSD.org>
X-X-Sender: robert@fledge.watson.org
To: Alfred Perlstein <alfred@FreeBSD.org>
In-Reply-To: <200407041052.i64Aqs78039847@repoman.freebsd.org>
Message-ID: <20050912195632.V96771@fledge.watson.org>
References: <200407041052.i64Aqs78039847@repoman.freebsd.org>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/kern kern_event.c vfs_mount.c vfs_subr.c 
 src/sys/sys event.h mount.h
X-BeenThere: cvs-src@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: CVS commit messages for the src tree <cvs-src.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>,
	<mailto:cvs-src-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/cvs-src>
List-Post: <mailto:cvs-src@freebsd.org>
List-Help: <mailto:cvs-src-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/cvs-src>,
	<mailto:cvs-src-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 12 Sep 2005 18:58:02 -0000


On Sun, 4 Jul 2004, Alfred Perlstein wrote:

>  Modified files:
>    sys/kern             kern_event.c vfs_mount.c vfs_subr.c
>    sys/sys              event.h mount.h
>  Log:
>  Introduce a new kevent filter.  EVFILT_FS that will be used to signal
>  generic filesystem events to userspace.  Currently only mount and unmount
>  of filesystems are signalled.  Soon to be added, up/down status of NFS.
>
>  Introduce a sysctl node used to route requests to/from filesystems
>  based on filesystem ids.
>
>  Introduce a new vfsop, vfs_sysctl(mp, req) that is used as the callback/
>  entrypoint by the sysctl code to change individual filesystems.

Do you have any plans to update kqueue(2) to describe EVFILT_FS?  Right 
now, the existing filter types appear to have useful summaries of what 
they represent, and information on how they are used with objects.  This 
would be quite useful to have for EVFILT_FS also.

Thanks,

Robert N M Watson