linux-kernel - Re: [PATCH] x86: Execute WP test after interrupts are enabled

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Message-ID: <73c1f2160908251237i3d32b39eu8e198e56610d5724@mail.gmail.com>
Date:	Tue, 25 Aug 2009 15:37:38 -0400
From:	Brian Gerst <brgerst@...il.com>
To:	Pekka Enberg <penberg@...helsinki.fi>
Cc:	mingo@...e.hu, linux-kernel@...r.kernel.org,
	Jeremy Fitzhardinge <jeremy@...p.org>
Subject: Re: [PATCH] x86: Execute WP test after interrupts are enabled

Is there any reason to run this test at all on Xen?  It's only needed
for real 386 and some broken 486 processors.

On Tue, Aug 25, 2009 at 3:16 PM, Pekka Enberg<penberg@...helsinki.fi> wrote:
> Commit 83b519e8b9572c319c8e0c615ee5dd7272856090 ("slab: setup allocators
> earlier in the boot sequence") changed the boot sequence to call
> mem_init() early. Unfortunately Xen is not prepared to handle the WP test at
> that point so we need to make the test run later.
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