Merge branch 'dev' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

[pandora-kernel.git] / arch / ia64 / xen / grant-table.c

diff --git a/arch/ia64/xen/grant-table.c b/arch/ia64/xen/grant-table.c
index 48cca37..c182813 100644 (file)
--- 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