diff options
author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-01-10 14:48:02 -0500 |
---|---|---|
committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-01-10 14:48:02 -0500 |
commit | 68c404b18f6fba404b2753622d0459c68ee128ae (patch) | |
tree | c1ec0bb12f19d91071b461cc2831d9d3dd4c74f3 /mm/nommu.c | |
parent | d035c36c58dd9183ad6aa7875dea89893faedb55 (diff) | |
parent | 6650239a4b01077e80d5a4468562756d77afaa59 (diff) |
Merge branch 'bugfixes' into nfs-for-2.6.38
Conflicts:
fs/nfs/nfs2xdr.c
fs/nfs/nfs3xdr.c
fs/nfs/nfs4xdr.c
Diffstat (limited to 'mm/nommu.c')
-rw-r--r-- | mm/nommu.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/mm/nommu.c b/mm/nommu.c index 27a9ac588516..ef4045d010d5 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -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) { |