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From: Andi Kleen <ak@suse.de>
To: virtualization@lists.osdl.org
Cc: akpm@osdl.org, Chris Wright <chrisw@sous-sol.org>,
	xen-devel@lists.xensource.com, Pavel Machek <pavel@ucw.cz>,
	linux-kernel@vger.kernel.org
Subject: Re: [patch 7/8] Add a bootparameter to reserve high linear address space.
Date: Mon, 7 Aug 2006 04:10:22 +0200	[thread overview]
Message-ID: <200608070410.22803.ak@suse.de> (raw)
In-Reply-To: <19700101001522.GA3999@ucw.cz>

On Thursday 01 January 1970 01:15, Pavel Machek wrote:
> Hi!
> 
> > Add a bootparameter to reserve high linear address space for hypervisors.
> > This is necessary to allow dynamically loaded hypervisor modules, which
> 
> Dynamically loaded hypervisor? Do we really want to support that?

I hope so. IMHO letting Linux boot first and then the Hypervisor is 
a better design than the other way round which requires a lot of duplicated code.

-Andi

WARNING: multiple messages have this Message-ID (diff)
From: Andi Kleen <ak@suse.de>
To: virtualization@lists.osdl.org
Cc: Pavel Machek <pavel@ucw.cz>,
	Jeremy Fitzhardinge <jeremy@xensource.com>,
	akpm@osdl.org, xen-devel@lists.xensource.com,
	Chris Wright <chrisw@sous-sol.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [patch 7/8] Add a bootparameter to reserve high linear address space.
Date: Mon, 7 Aug 2006 04:10:22 +0200	[thread overview]
Message-ID: <200608070410.22803.ak@suse.de> (raw)
In-Reply-To: <19700101001522.GA3999@ucw.cz>

On Thursday 01 January 1970 01:15, Pavel Machek wrote:
> Hi!
> 
> > Add a bootparameter to reserve high linear address space for hypervisors.
> > This is necessary to allow dynamically loaded hypervisor modules, which
> 
> Dynamically loaded hypervisor? Do we really want to support that?

I hope so. IMHO letting Linux boot first and then the Hypervisor is 
a better design than the other way round which requires a lot of duplicated code.

-Andi

  reply	other threads:[~2006-08-07  2:10 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-08-03  0:25 [patch 0/8] Basic infrastructure patches for a paravirtualized kernel Jeremy Fitzhardinge
2006-08-03  0:25 ` Jeremy Fitzhardinge
2006-08-03  0:25 ` [patch 1/8] Remove locally-defined ldt structure in favour of standard type Jeremy Fitzhardinge
2006-08-03  0:25 ` [patch 2/8] Implement always-locked bit ops, for memory shared with an SMP hypervisor Jeremy Fitzhardinge
2006-08-03  0:25   ` Jeremy Fitzhardinge
2006-08-03  0:28   ` Christoph Lameter
2006-08-03  0:35     ` Jeremy Fitzhardinge
2006-08-03  1:06       ` Christoph Lameter
2006-08-03  1:18         ` Zachary Amsden
2006-08-03  1:18           ` Zachary Amsden
2006-08-03  1:25           ` Christoph Lameter
2006-08-03  3:55             ` Andi Kleen
2006-08-03  3:55               ` Andi Kleen
2006-08-03  4:25               ` Christoph Lameter
2006-08-03  4:47                 ` Andi Kleen
2006-08-03  4:47                   ` Andi Kleen
2006-08-03  2:45         ` Andi Kleen
2006-08-03  2:45           ` Andi Kleen
2006-08-03  4:27           ` Christoph Lameter
2006-08-03  4:49             ` Andi Kleen
2006-08-03  5:19               ` Christoph Lameter
2006-08-03  5:25                 ` Andi Kleen
2006-08-03  5:25                   ` Andi Kleen
2006-08-03  5:32                   ` Christoph Lameter
2006-08-03  5:39                     ` Andi Kleen
2006-08-03  5:39                       ` Andi Kleen
2006-08-03  5:54                       ` Christoph Lameter
2006-08-03  6:02                         ` Andi Kleen
2006-08-03 16:49                           ` Christoph Lameter
2006-08-03 17:18                             ` Chris Wright
2006-08-03 17:18                               ` Chris Wright
2006-08-04  0:47                             ` Andi Kleen
2006-08-04  2:16                               ` Christoph Lameter
2006-08-03  0:25 ` [patch 3/8] Allow a kernel to not be in ring 0 Jeremy Fitzhardinge
2006-08-03  0:25 ` [patch 4/8] Replace sensitive instructions with macros Jeremy Fitzhardinge
2006-08-03  0:25   ` Jeremy Fitzhardinge
2006-08-03  0:25 ` [patch 5/8] Roll all the cpuid asm into one __cpuid call Jeremy Fitzhardinge
2006-08-03  0:25 ` [patch 6/8] Make __FIXADDR_TOP variable to allow it to make space for a hypervisor Jeremy Fitzhardinge
2006-08-03  0:25 ` [patch 7/8] Add a bootparameter to reserve high linear address space Jeremy Fitzhardinge
1970-01-01  0:15   ` Pavel Machek
2006-08-07  2:10     ` Andi Kleen [this message]
2006-08-07  2:10       ` Andi Kleen
2010-05-04 23:37     ` Jeremy Fitzhardinge
2010-05-04 23:37       ` Jeremy Fitzhardinge
2006-08-03  6:19   ` Andrew Morton
2006-08-03  7:33     ` Zachary Amsden
2006-08-03  7:33       ` Zachary Amsden
2006-08-03  7:41       ` Andrew Morton
2006-08-03  8:58         ` Zachary Amsden
2006-08-03  8:58           ` Zachary Amsden
2006-08-05 21:58           ` Andrew Morton
2006-08-05 21:58             ` Andrew Morton
2006-08-05 22:52             ` Zachary Amsden
2006-08-05 22:52               ` Zachary Amsden
2006-08-05 23:17             ` Rusty Russell
2006-08-05 23:17               ` Rusty Russell
2006-08-06 22:00   ` Pavel Machek
2006-08-06 22:02   ` Pavel Machek
2006-08-07  9:12   ` Pavel Machek
2006-08-03  0:25 ` [patch 8/8] Put .note.* sections into a PT_NOTE segment in vmlinux Jeremy Fitzhardinge

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