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Date:      Tue, 19 May 1998 11:17:05 +0930
From:      Greg Lehey <grog@lemis.com>
To:        Tor Egge <tegge@FreeBSD.ORG>, cvs-committers@FreeBSD.ORG, cvs-all@FreeBSD.ORG, cvs-sys@FreeBSD.ORG
Subject:   Re: cvs commit: src/sys/i386/i386 machdep.c vm_machdep.c src/sys/i386/include ptrace.h src/sys/kern sys_process.c src/sys/miscfs/procfs procfs.h procfs_mem.c procfs_vnops.c
Message-ID:  <19980519111705.R427@freebie.lemis.com>
In-Reply-To: <199805190000.RAA22248@freefall.freebsd.org>; from Tor Egge on Mon, May 18, 1998 at 05:00:15PM -0700
References:  <199805190000.RAA22248@freefall.freebsd.org>

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On Mon, 18 May 1998 at 17:00:15 -0700, Tor Egge wrote:
> tegge       1998/05/18 17:00:15 PDT
> 
>   Modified files:
>     sys/i386/i386        machdep.c vm_machdep.c 
>     sys/i386/include     ptrace.h 
>     sys/kern             sys_process.c 
>     sys/miscfs/procfs    procfs.h procfs_mem.c procfs_vnops.c 
>   Log:
>   Disallow reading the current kernel stack. Only the user structure and
>   the current registers should be accessible.
>   Reviewed by:	David Greenman <dg@root.com>

What's the rationale for this?  How will it affect debuggers?

Greg
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