[PATCH] pcmcia: remove client services version (fix)
[linux-2.6/sactl.git] / include / linux / vmalloc.h
blob6409d9cf59659d8377d140e205a4a6099e8b4277
1 #ifndef _LINUX_VMALLOC_H
2 #define _LINUX_VMALLOC_H
4 #include <linux/spinlock.h>
5 #include <asm/page.h> /* pgprot_t */
7 /* bits in vm_struct->flags */
8 #define VM_IOREMAP 0x00000001 /* ioremap() and friends */
9 #define VM_ALLOC 0x00000002 /* vmalloc() */
10 #define VM_MAP 0x00000004 /* vmap()ed pages */
11 /* bits [20..32] reserved for arch specific ioremap internals */
13 struct vm_struct {
14 void *addr;
15 unsigned long size;
16 unsigned long flags;
17 struct page **pages;
18 unsigned int nr_pages;
19 unsigned long phys_addr;
20 struct vm_struct *next;
24 * Highlevel APIs for driver use
26 extern void *vmalloc(unsigned long size);
27 extern void *vmalloc_exec(unsigned long size);
28 extern void *vmalloc_32(unsigned long size);
29 extern void *__vmalloc(unsigned long size, unsigned int __nocast gfp_mask, pgprot_t prot);
30 extern void *__vmalloc_area(struct vm_struct *area, unsigned int __nocast gfp_mask, pgprot_t prot);
31 extern void vfree(void *addr);
33 extern void *vmap(struct page **pages, unsigned int count,
34 unsigned long flags, pgprot_t prot);
35 extern void vunmap(void *addr);
38 * Lowlevel-APIs (not for driver use!)
40 extern struct vm_struct *get_vm_area(unsigned long size, unsigned long flags);
41 extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags,
42 unsigned long start, unsigned long end);
43 extern struct vm_struct *remove_vm_area(void *addr);
44 extern struct vm_struct *__remove_vm_area(void *addr);
45 extern int map_vm_area(struct vm_struct *area, pgprot_t prot,
46 struct page ***pages);
47 extern void unmap_vm_area(struct vm_struct *area);
50 * Internals. Dont't use..
52 extern rwlock_t vmlist_lock;
53 extern struct vm_struct *vmlist;
55 #endif /* _LINUX_VMALLOC_H */