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ia64/pv_ops: add hooks to paravirtualize fsyscall implementation.

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Add two hooks, paravirt_get_fsyscall_table() and
paravirt_get_fsys_bubble_doen() to paravirtualize fsyscall implementation.
This patch just add the hooks fsyscall and don't paravirtualize it.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Isaku Yamahata
2009-03-04 21:05:34 +09:00
committed by Tony Luck
parent ac93925acb
commit dd97d5cb54
6 changed files with 54 additions and 14 deletions
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15
arch/ia64/include/asm/paravirt.h
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@@ -22,6 +22,21 @@
#ifndef __ASM_PARAVIRT_H
#define __ASM_PARAVIRT_H
#ifndef __ASSEMBLY__
/******************************************************************************
* fsys related addresses
*/
struct pv_fsys_data {
unsigned long *fsyscall_table;
void *fsys_bubble_down;
};
extern struct pv_fsys_data pv_fsys_data;
unsigned long *paravirt_get_fsyscall_table(void);
char *paravirt_get_fsys_bubble_down(void);
#endif
#ifdef CONFIG_PARAVIRT_GUEST
#define PARAVIRT_HYPERVISOR_TYPE_DEFAULT 0