From: Jeremy Fitzhardinge <jeremy@goop.org>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
"Ian Campbell" <ijc@hellion.org.uk>,
"Ingo Molnar" <mingo@elte.hu>,
"Mika Penttilä" <mika.penttila@kolumbus.fi>,
linux-kernel@vger.kernel.org,
"Thomas Gleixner" <tglx@linutronix.de>,
"Ingo Molnar" <mingo@redhat.com>
Subject: Re: [PATCH] x86: Construct 32 bit boot time page tables in native format.
Date: Thu, 24 Jan 2008 20:41:57 -0800 [thread overview]
Message-ID: <47996895.3010703@goop.org> (raw)
In-Reply-To: <m1d4rqipex.fsf@ebiederm.dsl.xmission.com>
Eric W. Biederman wrote:
> Note. I don't believe we use either trampoline (cpu startup or acpi wakeup)
> in the hypervisor case (esp Xen). So we should be able to completely ignore
> Xen and do the memcpy of pgd entries.
>
Indeed. The alias mapping can be set up in
native_pagetable_setup_done() and needn't involve Xen at all.
> I expect Xen gives us other cpus already in protected mode (which is overall
> the sane thing to do).
Quite so.
J
next prev parent reply other threads:[~2008-01-25 4:42 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-19 16:08 [PATCH] x86/voyager: Switch voyager memory detection to early_ioremap Ian Campbell
2008-01-19 16:08 ` [PATCH] x86: Construct 32 bit boot time page tables in native format Ian Campbell
2008-01-19 23:07 ` Andi Kleen
2008-01-19 23:50 ` H. Peter Anvin
2008-01-20 16:44 ` Ian Campbell
2008-01-20 17:39 ` Andi Kleen
2008-01-20 18:48 ` H. Peter Anvin
2008-01-20 18:55 ` Andi Kleen
2008-01-20 18:54 ` H. Peter Anvin
2008-01-22 10:05 ` Ingo Molnar
2008-01-22 16:23 ` H. Peter Anvin
2008-01-20 18:30 ` Mika Penttilä
2008-01-21 21:23 ` Ian Campbell
2008-01-21 21:38 ` H. Peter Anvin
2008-01-21 21:46 ` Ian Campbell
2008-01-22 2:16 ` H. Peter Anvin
2008-01-22 17:36 ` Ian Campbell
2008-01-22 18:23 ` H. Peter Anvin
2008-01-22 19:48 ` Ian Campbell
2008-01-22 20:00 ` H. Peter Anvin
2008-01-22 20:36 ` Ingo Molnar
2008-01-22 20:43 ` H. Peter Anvin
2008-01-22 20:45 ` Ingo Molnar
2008-01-22 20:52 ` Ian Campbell
2008-01-22 21:00 ` H. Peter Anvin
2008-01-22 22:21 ` Ian Campbell
2008-01-22 21:00 ` [PATCH] x86: make nx_enabled conditional on CONFIG_X86_PAE Harvey Harrison
2008-01-22 21:04 ` Ingo Molnar
2008-01-22 21:35 ` Harvey Harrison
2008-01-22 21:07 ` Harvey Harrison
[not found] ` <p73odbdlyiu.fsf@crumb.suse.de>
2008-01-23 11:21 ` Harvey Harrison
2008-01-23 20:52 ` [PATCH] x86: Construct 32 bit boot time page tables in native format Ian Campbell
2008-01-24 1:06 ` Jeremy Fitzhardinge
2008-01-24 9:39 ` Ian Campbell
2008-01-24 22:06 ` H. Peter Anvin
2008-01-24 22:35 ` Jeremy Fitzhardinge
2008-01-24 22:39 ` H. Peter Anvin
2008-01-24 22:58 ` Jeremy Fitzhardinge
2008-01-24 23:08 ` H. Peter Anvin
2008-01-24 23:40 ` Jeremy Fitzhardinge
2008-01-24 23:44 ` H. Peter Anvin
2008-01-24 23:51 ` Jeremy Fitzhardinge
2008-01-25 0:02 ` H. Peter Anvin
2008-01-25 0:11 ` Jeremy Fitzhardinge
2008-01-25 0:15 ` H. Peter Anvin
2008-01-25 0:31 ` Jeremy Fitzhardinge
2008-01-25 0:37 ` H. Peter Anvin
2008-01-25 2:56 ` Eric W. Biederman
2008-01-25 4:41 ` Jeremy Fitzhardinge [this message]
2008-01-25 11:07 ` Eric W. Biederman
2008-01-24 23:51 ` H. Peter Anvin
2008-01-25 0:20 ` Pavel Machek
2008-01-25 0:27 ` H. Peter Anvin
2008-01-25 0:46 ` Rafael J. Wysocki
2008-01-25 1:08 ` H. Peter Anvin
2008-01-25 2:16 ` Eric W. Biederman
2008-01-25 2:25 ` H. Peter Anvin
2008-01-25 7:49 ` Pavel Machek
2008-01-25 22:02 ` Rafael J. Wysocki
2008-01-25 22:11 ` Pavel Machek
2008-01-28 15:00 ` Ingo Molnar
2008-01-28 15:25 ` Rafael J. Wysocki
2008-01-28 19:40 ` Pavel Machek
2008-01-28 19:51 ` H. Peter Anvin
2008-01-28 20:03 ` Jeremy Fitzhardinge
2008-01-28 20:06 ` H. Peter Anvin
2008-01-28 20:28 ` Rafael J. Wysocki
2008-01-28 20:26 ` Rafael J. Wysocki
2008-01-28 20:31 ` H. Peter Anvin
2008-01-28 20:59 ` Rafael J. Wysocki
2008-01-28 20:44 ` Jeremy Fitzhardinge
2008-01-28 20:50 ` Rafael J. Wysocki
2008-01-28 21:28 ` H. Peter Anvin
2008-01-28 22:02 ` Rafael J. Wysocki
2008-01-28 16:12 ` Ingo Molnar
2008-01-28 17:02 ` Rafael J. Wysocki
2008-02-01 13:51 ` Ingo Molnar
2008-02-01 14:28 ` Rafael J. Wysocki
2008-02-01 14:54 ` Ingo Molnar
2008-02-01 22:55 ` Len Brown
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