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From: Andi Kleen <andi@firstfloor.org>
To: Pavel Machek <pavel@ucw.cz>
Cc: Andi Kleen <ak@suse.de>, Avi Kivity <avi@qumranet.com>,
	Glauber de Oliveira Costa <gcosta@redhat.com>,
	linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
	glommer@gmail.com, tglx@linutronix.de, mingo@elte.hu,
	ehabkost@redhat.com, jeremy@goop.org, anthony@codemonkey.ws,
	virtualization@lists.linux-foundation.org, rusty@rustcorp.com.au,
	chrisw@sous-sol.org, rostedt@goodmis.org, hpa@zytor.com,
	"Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: [PATCH 4/8] unify paravirt parts of system.h
Date: Sat, 15 Dec 2007 14:26:38 +0100
Message-ID: <20071215132638.GA28231@basil.nowhere.org> (raw)
In-Reply-To: <20071205163017.GA4756@ucw.cz>

> It probably is safe to remove... but we currently support '2.8.95
> kernel loads/resumes 2.6.24 image'... which would break if 2.8 uses
> cr8.

No it won't. 2.8 would just restore some random useless value.
If 2.8 wants to use CR8 it would have to re-initialize it

-Andi

  parent reply index

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-04 16:06 [PATCH 0/8] Integrate system.h Glauber de Oliveira Costa
2007-12-04 16:06 ` [PATCH 1/8] remove volatile keyword from clflush Glauber de Oliveira Costa
2007-12-04 16:06   ` [PATCH 2/8] put together equal pieces of system.h Glauber de Oliveira Costa
2007-12-04 16:06     ` [PATCH 3/8] unify load_segment macro Glauber de Oliveira Costa
2007-12-04 16:06       ` [PATCH 4/8] unify paravirt parts of system.h Glauber de Oliveira Costa
2007-12-04 16:06         ` [PATCH 5/8] remove unused macro Glauber de Oliveira Costa
2007-12-04 16:06           ` [PATCH 6/8] unify smp parts of system.h Glauber de Oliveira Costa
2007-12-04 16:06             ` [PATCH 7/8] move switch_to macro to system.h Glauber de Oliveira Costa
2007-12-04 16:06               ` [PATCH 8/8] unify system.h Glauber de Oliveira Costa
2007-12-04 19:18         ` [PATCH 4/8] unify paravirt parts of system.h Avi Kivity
2007-12-04 19:34           ` Andi Kleen
2007-12-05 16:30             ` Pavel Machek
2007-12-15 13:17               ` Ingo Molnar
2007-12-17  0:27                 ` Rafael J. Wysocki
2007-12-17  0:23                   ` Pavel Machek
2007-12-17  0:58                     ` Rafael J. Wysocki
2007-12-15 13:26               ` Andi Kleen [this message]
2007-12-15 22:54                 ` Pavel Machek
2007-12-15 20:28               ` H. Peter Anvin
2007-12-04 19:41           ` Glauber de Oliveira Costa
2007-12-04 22:14             ` Denys Vlasenko

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