unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
1
Fork 0
Code Pull requests 5 Wiki Activity

x86: export cpu_gdt_descr

Browse source 
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>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Glauber de Oliveira Costa 2008-01-30 13:31:10 +01:00 committed by Ingo Molnar
parent 21db5584f9
commit 70fd93c9d9
1 changed files with 6 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
arch/x86/kernel/x8664_ksyms_64.c
View file

@ -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