From: Zachary Amsden <zach@vmware.com>
To: Andi Kleen <ak@suse.de>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Andrew Morton <akpm@osdl.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Remove default_ldt, and simplify ldt-setting.
Date: Thu, 24 Aug 2006 16:24:05 -0700 [thread overview]
Message-ID: <44EE3515.6000304@vmware.com> (raw)
In-Reply-To: <200608250115.36879.ak@suse.de>
Andi Kleen wrote:
>
>> If there are no LDT entries, the LDT register is loaded
>> with a NULL descriptor.
>>
>
> x86-64 currently doesn't do this -- do you see an particular advantage
> in it?
>
It's friendlier to virtual machines ;) And you can't get a zero sized
LDT otherwise.
prev parent reply other threads:[~2006-08-24 23:24 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-24 23:04 [PATCH] Remove default_ldt, and simplify ldt-setting Jeremy Fitzhardinge
2006-08-24 23:09 ` Zachary Amsden
2006-08-24 23:15 ` Andi Kleen
2006-08-24 23:24 ` Zachary Amsden [this message]
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