From owner-cvs-src@FreeBSD.ORG  Wed Oct 29 19:17:35 2003
Return-Path: <owner-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 E45A216A4CE; Wed, 29 Oct 2003 19:17:35 -0800 (PST)
Received: from exchhz01.viatech.com.cn (ip-167-164-97-218.anlai.com
	[218.97.164.167])	by mx1.FreeBSD.org (Postfix) with ESMTP
	id 6087643FEA; Wed, 29 Oct 2003 19:17:18 -0800 (PST)
	(envelope-from davidxu@viatech.com.cn)
Received: from viatech.com.cn (ip-240-1-168-192.rev.dyxnet.com
	[192.168.1.240]) by exchhz01.viatech.com.cn with SMTP (Microsoft Exchange
	Internet Mail Service Version 5.5.2650.21)
	id TZ2GXR0S; Thu, 30 Oct 2003 10:56:47 +0800
Message-ID: <3FA083DC.2040608@viatech.com.cn>
Date: Thu, 30 Oct 2003 11:22:04 +0800
From: David Xu <davidxu@viatech.com.cn>
User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US;
	rv:1.5b) Gecko/20030723 Thunderbird/0.1
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: Marcel Moolenaar <marcel@xcllnt.net>
References: <200310300255.h9U2thla081733@repoman.freebsd.org>
	<20031030031201.GA52925@dhcp01.pn.xcllnt.net>
In-Reply-To: <20031030031201.GA52925@dhcp01.pn.xcllnt.net>
Content-Type: text/plain; charset=us-ascii; format=flowed
Content-Transfer-Encoding: 7bit
cc: cvs-src@FreeBSD.org
cc: src-committers@FreeBSD.org
cc: David Xu <davidxu@FreeBSD.org>
cc: cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/i386/i386 trap.c src/sys/kern kern_sig.c
X-BeenThere: cvs-src@freebsd.org
X-Mailman-Version: 2.1.1
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: Thu, 30 Oct 2003 03:17:36 -0000

Marcel Moolenaar wrote:

>On Wed, Oct 29, 2003 at 06:55:43PM -0800, David Xu wrote:
>  
>
>>davidxu     2003/10/29 18:55:43 PST
>>
>>  FreeBSD src repository
>>
>>  Modified files:
>>    sys/i386/i386        trap.c 
>>    sys/kern             kern_sig.c 
>>  Log:
>>  Try to fetch thread mailbox address in page fault trap, so when thread
>>  blocks in page fault hanlder, and upcall thread can be scheduled. It is
>>  useful if process is doing lots of mmap based I/O.
>>    
>>
>
>Doesn't this apply to non-i386 platforms as well?
>
>  
>
Yes, but I don't have those hardware in hand, so I can not test it. :-(
This change has been tested on my machine for one month.

David Xu