From 289b777eac19c811b474593b4d2fd14e46340c23 Mon Sep 17 00:00:00 2001 From: Stefano Stabellini Date: Fri, 10 Dec 2010 14:54:44 +0000 Subject: xen: introduce gnttab_map_refs and gnttab_unmap_refs gnttab_map_refs maps some grant refs and uses the new m2p override to set a proper m2p mapping for the granted pages. gnttab_unmap_refs unmaps the granted refs and removes th mappings from the m2p override. Signed-off-by: Stefano Stabellini Signed-off-by: Jeremy Fitzhardinge Signed-off-by: Konrad Rzeszutek Wilk --- include/xen/grant_table.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/xen') diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h index 1821aa103d82..b1fab6b5b3ef 100644 --- a/include/xen/grant_table.h +++ b/include/xen/grant_table.h @@ -155,4 +155,9 @@ unsigned int gnttab_max_grant_frames(void); #define gnttab_map_vaddr(map) ((void *)(map.host_virt_addr)) +int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops, + struct page **pages, unsigned int count); +int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, + struct page **pages, unsigned int count); + #endif /* __ASM_GNTTAB_H__ */ -- cgit v1.2.3