linux-kernel - Re: [PATCH x86/mm 01/11] x86-32 thread

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Message-ID: <20071130000742.GB11177@c2.user-mode-linux.org>
Date:	Thu, 29 Nov 2007 19:07:42 -0500
From:	Jeff Dike <jdike@...toit.com>
To:	Roland McGrath <roland@...hat.com>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, jan.kratochvil@...hat.com
Subject: Re: [PATCH x86/mm 01/11] x86-32 thread_struct.debugreg

On Thu, Nov 29, 2007 at 01:50:55PM -0800, Roland McGrath wrote:
> UML is also a good test, though I have never been set up to verify
> anything beyond "UML seems to boot far enough to complain I don't
> have a userland filesystem for it".  

BTW, this doesn't exercise ptrace at all.  Interesting ptrace things
only start happening when userspace runs.

Grab an interesting-looking image from http://uml.nagafix.co.uk,
uncompress it, and run
	./linux ubda=the-filesystem-image

				Jeff

-- 
Work email - jdike at linux dot intel dot com
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