From 7ad863132c05b6a746accf12734720abe34c3535 Mon Sep 17 00:00:00 2001 From: Isaku Yamahata Date: Fri, 17 Oct 2008 11:17:55 +0900 Subject: ia64/xen: implement arch specific part of xen grant table. Xen implements grant tables which is for sharing pages with guest domains. This patch implements arch specific part of grant table initialization. and xen_alloc_vm_area()/xen_free_vm_area() which are helper functions for xen grant table. Signed-off-by: Isaku Yamahata Signed-off-by: Tony Luck --- arch/ia64/include/asm/xen/grant_table.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 arch/ia64/include/asm/xen/grant_table.h (limited to 'arch/ia64/include') diff --git a/arch/ia64/include/asm/xen/grant_table.h b/arch/ia64/include/asm/xen/grant_table.h new file mode 100644 index 0000000..2b1fae0 --- /dev/null +++ b/arch/ia64/include/asm/xen/grant_table.h @@ -0,0 +1,29 @@ +/****************************************************************************** + * arch/ia64/include/asm/xen/grant_table.h + * + * Copyright (c) 2008 Isaku Yamahata + * VA Linux Systems Japan K.K. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef _ASM_IA64_XEN_GRANT_TABLE_H +#define _ASM_IA64_XEN_GRANT_TABLE_H + +struct vm_struct *xen_alloc_vm_area(unsigned long size); +void xen_free_vm_area(struct vm_struct *area); + +#endif /* _ASM_IA64_XEN_GRANT_TABLE_H */ -- cgit v1.1