From: Tejun Heo <tj@kernel.org>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Brian Gerst <brgerst@gmail.com>, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] xen: setup percpu data pointers
Date: Fri, 30 Jan 2009 17:50:44 +0900 [thread overview]
Message-ID: <4982BF64.6080504@kernel.org> (raw)
In-Reply-To: <49822168.4020108@goop.org>
Jeremy Fitzhardinge wrote:
> We need to access percpu data fairly early, so set up the percpu
> registers as soon as possible. We only need to load the appropriate
> segment register. We already have a GDT, but its hard to change it
> early because we need to manipulate the pagetable to do so, and that
> hasn't been set up yet.
>
> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Committed 1-2 to #tj-percpu. Thanks.
--
tejun
next prev parent reply other threads:[~2009-01-30 8:51 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-27 1:12 unified percpu stuff Jeremy Fitzhardinge
2009-01-27 4:17 ` Tejun Heo
2009-01-29 10:43 ` Jeremy Fitzhardinge
2009-01-29 11:01 ` Tejun Heo
2009-01-29 13:43 ` [PATCH] x86: pass in cpu number to switch_to_new_gdt() Brian Gerst
2009-01-29 21:36 ` Jeremy Fitzhardinge
2009-01-29 21:36 ` [PATCH 1/2] x86: split loading percpu segments from loading gdt Jeremy Fitzhardinge
2009-01-29 21:36 ` [PATCH 2/2] xen: setup percpu data pointers Jeremy Fitzhardinge
2009-01-30 8:50 ` Tejun Heo [this message]
2009-01-30 8:50 ` [PATCH] x86: pass in cpu number to switch_to_new_gdt() Tejun Heo
2009-01-27 5:57 ` unified percpu stuff Brian Gerst
2009-01-27 7:24 ` Jeremy Fitzhardinge
2009-01-27 12:35 ` Brian Gerst
2009-01-27 17:50 ` Jeremy Fitzhardinge
2009-01-27 19:07 ` Brian Gerst
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