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Diffstat (limited to 'arch/ia64/xen/grant-table.c')
-rw-r--r--arch/ia64/xen/grant-table.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/arch/ia64/xen/grant-table.c b/arch/ia64/xen/grant-table.c
index 48cca37625eb..c18281332f84 100644
--- a/arch/ia64/xen/grant-table.c
+++ b/arch/ia64/xen/grant-table.c
@@ -31,68 +31,6 @@
#include <asm/xen/hypervisor.h>
-struct vm_struct *xen_alloc_vm_area(unsigned long size)
-{
- int order;
- unsigned long virt;
- unsigned long nr_pages;
- struct vm_struct *area;
-
- order = get_order(size);
- virt = __get_free_pages(GFP_KERNEL, order);
- if (virt == 0)
- goto err0;
- nr_pages = 1 << order;
- scrub_pages(virt, nr_pages);
-
- area = kmalloc(sizeof(*area), GFP_KERNEL);
- if (area == NULL)
- goto err1;
-
- area->flags = VM_IOREMAP;
- area->addr = (void *)virt;
- area->size = size;
- area->pages = NULL;
- area->nr_pages = nr_pages;
- area->phys_addr = 0; /* xenbus_map_ring_valloc uses this field! */
-
- return area;
-
-err1:
- free_pages(virt, order);
-err0:
- return NULL;
-}
-EXPORT_SYMBOL_GPL(xen_alloc_vm_area);
-
-void xen_free_vm_area(struct vm_struct *area)
-{
- unsigned int order = get_order(area->size);
- unsigned long i;
- unsigned long phys_addr = __pa(area->addr);
-
- /* This area is used for foreign page mappping.
- * So underlying machine page may not be assigned. */
- for (i = 0; i < (1 << order); i++) {
- unsigned long ret;
- unsigned long gpfn = (phys_addr >> PAGE_SHIFT) + i;
- struct xen_memory_reservation reservation = {
- .nr_extents = 1,
- .address_bits = 0,
- .extent_order = 0,
- .domid = DOMID_SELF
- };
- set_xen_guest_handle(reservation.extent_start, &gpfn);
- ret = HYPERVISOR_memory_op(XENMEM_populate_physmap,
- &reservation);
- BUG_ON(ret != 1);
- }
- free_pages((unsigned long)area->addr, order);
- kfree(area);
-}
-EXPORT_SYMBOL_GPL(xen_free_vm_area);
-
-
/****************************************************************************
* grant table hack
* cmd: GNTTABOP_xxx