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author | Ingo Molnar <mingo@elte.hu> | 2011-01-04 08:08:51 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2011-01-04 08:08:54 +0100 |
commit | cc2221969906a166a638aecdbae84a3d0462719e (patch) | |
tree | 2483f726e226c309207e1d0250660eea6e1787b8 /mm/nommu.c | |
parent | 56f4c400349157289b474a3fd49ee96acab0a4d7 (diff) | |
parent | 387c31c7e5c9805b0aef8833d1731a5fe7bdea14 (diff) | |
download | op-kernel-dev-cc2221969906a166a638aecdbae84a3d0462719e.zip op-kernel-dev-cc2221969906a166a638aecdbae84a3d0462719e.tar.gz |
Merge commit 'v2.6.37-rc8' into perf/core
Merge reason: pick up latest -rc.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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) { |