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author | Dave Airlie <airlied@redhat.com> | 2011-01-05 08:31:08 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2011-01-05 08:31:08 +1000 |
commit | 4f125010d2d02c481a0fdf5aee23a9f937bc5de1 (patch) | |
tree | dcdcd2ba1d0bb980b57ced9a1b2b5b17c84c8f57 /mm/nommu.c | |
parent | 204663c48711ddceee09df46269cd34d49d1f7be (diff) | |
parent | 989d873fc5b6a96695b97738dea8d9f02a60f8ab (diff) | |
download | op-kernel-dev-4f125010d2d02c481a0fdf5aee23a9f937bc5de1.zip op-kernel-dev-4f125010d2d02c481a0fdf5aee23a9f937bc5de1.tar.gz |
Merge branch 'master' of /home/airlied/kernel/linux-2.6 into drm-core-next
Diffstat (limited to 'mm/nommu.c')
-rw-r--r-- | mm/nommu.c | 28 |
1 files changed, 27 insertions, 1 deletions
@@ -10,7 +10,7 @@ * Copyright (c) 2000-2003 David McCullough <davidm@snapgear.com> * Copyright (c) 2000-2001 D Jeff Dionne <jeff@uClinux.org> * Copyright (c) 2002 Greg Ungerer <gerg@snapgear.com> - * Copyright (c) 2007-2009 Paul Mundt <lethal@linux-sh.org> + * Copyright (c) 2007-2010 Paul Mundt <lethal@linux-sh.org> */ #include <linux/module.h> @@ -328,6 +328,7 @@ void *vmalloc_node(unsigned long size, int node) { return vmalloc(size); } +EXPORT_SYMBOL(vmalloc_node); /** * vzalloc_node - allocate memory on a specific node with zero fill @@ -440,6 +441,31 @@ void __attribute__((weak)) vmalloc_sync_all(void) { } +/** + * alloc_vm_area - allocate a range of kernel address space + * @size: size of the area + * + * Returns: NULL on failure, vm_struct on success + * + * This function reserves a range of kernel address space, and + * allocates pagetables to map that range. No actual mappings + * are created. If the kernel address space is not shared + * between processes, it syncs the pagetable across all + * processes. + */ +struct vm_struct *alloc_vm_area(size_t size) +{ + BUG(); + return NULL; +} +EXPORT_SYMBOL_GPL(alloc_vm_area); + +void free_vm_area(struct vm_struct *area) +{ + BUG(); +} +EXPORT_SYMBOL_GPL(free_vm_area); + int vm_insert_page(struct vm_area_struct *vma, unsigned long addr, struct page *page) { |