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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Harvey Harrison <harvey.harrison@gmail.com>,
	Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
	Sam Ravnborg <sam@ravnborg.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Jaswinder Singh Rajput <jaswinderlinux@gmail.com>
Subject: Re: [PATCH -tip] x86: headers - fix export private data to userspace
Date: Tue, 13 Jan 2009 21:56:08 +0300	[thread overview]
Message-ID: <20090113185608.GD14470@localhost> (raw)
In-Reply-To: <496CE36B.1030604@zytor.com>

[H. Peter Anvin - Tue, Jan 13, 2009 at 10:54:35AM -0800]
| Cyrill Gorcunov wrote:
| > 
| > I was concerning more about lilo side, is it use this param.
| > So here is a link
| > 
| > 	http://lists.linuxcoding.com/kernel/2006-q3/msg18665.html
| > 
| > is seems LILO has it's own definition for COMMAND_LINE_SIZE.
| > On the other hand it touches boot protocol. Peter should know
| > if it safe to hide/change COMMAND_LINE_SIZE. Peter?
| > 
| 
| Current x86 kernels export the command line size through the bzImage
| header, and as such COMMAND_LINE_SIZE should not be used by userspace.
| 
| I can't speak for other architectures.
| 
| 	-hpa
| 
| -- 
| H. Peter Anvin, Intel Open Source Technology Center
| I work for Intel.  I don't speak on their behalf.
| 

Thanks Peter!

		- Cyrill -

  reply	other threads:[~2009-01-13 18:56 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-13 18:34 [PATCH -tip] x86: headers - fix export private data to userspace Cyrill Gorcunov
2009-01-13 18:37 ` Harvey Harrison
2009-01-13 18:49   ` H. Peter Anvin
2009-01-13 18:52     ` Cyrill Gorcunov
2009-01-13 18:55       ` H. Peter Anvin
2009-01-13 19:00         ` Cyrill Gorcunov
2009-01-13 19:03           ` H. Peter Anvin
2009-01-13 19:12             ` Cyrill Gorcunov
2009-01-13 19:05     ` Harvey Harrison
2009-01-13 18:50   ` Cyrill Gorcunov
2009-01-13 18:54     ` H. Peter Anvin
2009-01-13 18:56       ` Cyrill Gorcunov [this message]
2009-01-14 19:42 ` H. Peter Anvin
2009-01-14 19:49   ` Cyrill Gorcunov
2009-01-14 20:05     ` Cyrill Gorcunov

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