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From: Glauber de Oliveira Costa <gcosta@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: akpm@linux-foundation.org, glommer@gmail.com, tglx@linutronix.de,
	mingo@elte.hu, ehabkost@redhat.com, jeremy@goop.org,
	avi@qumranet.com, anthony@codemonkey.ws,
	virtualization@lists.linux-foundation.org, rusty@rustcorp.com.au,
	ak@suse.de, chrisw@sous-sol.org, rostedt@goodmis.org,
	hpa@zytor.com, zach@vmware.com, roland@redhat.com,
	Glauber de Oliveira Costa <gcosta@redhat.com>
Subject: [PATCH 2/6] export cpu_gdt_descr
Date: Wed, 12 Dec 2007 10:57:23 -0200	[thread overview]
Message-ID: <11974642622800-git-send-email-gcosta@redhat.com> (raw)
In-Reply-To: <11974642553841-git-send-email-gcosta@redhat.com>

With paravirualization, hypervisors needs to handle the gdt,
that was right to this point only used at very early
inialization code. Hypervisors (lguest being the current case)
are commonly modules, so make it an export

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
---
 arch/x86/kernel/x8664_ksyms_64.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/x8664_ksyms_64.c b/arch/x86/kernel/x8664_ksyms_64.c
index e28b533..a66e9c1 100644
--- a/arch/x86/kernel/x8664_ksyms_64.c
+++ b/arch/x86/kernel/x8664_ksyms_64.c
@@ -8,6 +8,7 @@
 #include <asm/processor.h>
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
+#include <asm/desc.h>
 
 EXPORT_SYMBOL(kernel_thread);
 
@@ -53,3 +54,8 @@ EXPORT_SYMBOL(init_level4_pgt);
 EXPORT_SYMBOL(load_gs_index);
 
 EXPORT_SYMBOL(_proxy_pda);
+
+#ifdef CONFIG_PARAVIRT
+/* Virtualized guests may want to use it */
+EXPORT_SYMBOL_GPL(cpu_gdt_descr);
+#endif
-- 
1.4.4.2


  reply	other threads:[~2007-12-12 15:46 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-12 12:57 [PATCH 0/6] paravirt patches - the non-integration part Glauber de Oliveira Costa
2007-12-12 12:57 ` [PATCH 1/6] export math_state_restore Glauber de Oliveira Costa
2007-12-12 12:57   ` Glauber de Oliveira Costa [this message]
2007-12-12 12:57     ` [PATCH 3/6] turn priviled operation into a macro in head_64.S Glauber de Oliveira Costa
2007-12-12 12:57       ` [PATCH 4/6] prepare time related functions for paravirt Glauber de Oliveira Costa
2007-12-12 12:57         ` [PATCH 5/6] tweak io_64.h " Glauber de Oliveira Costa
2007-12-12 12:57           ` [PATCH 6/6] prepare x86_64 architecture initialization " Glauber de Oliveira Costa
2007-12-12 17:07 ` [PATCH 0/6] paravirt patches - the non-integration part Ingo Molnar

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