linux/vmalloc.h
#ifndef _LINUX_VMALLOC_H
#define _LINUX_VMALLOC_H
#include
#include
#define VM_IOREMAP 0x00000001
#define VM_ALLOC 0x00000002
#define VM_MAP 0x00000004
struct vm_struct {
void *addr;
unsigned long size;
unsigned long flags;
struct page **pages;
unsigned int nr_pages;
unsigned long phys_addr;
struct vm_struct *next;
};
extern void *vmalloc(unsigned long size);
extern void *vmalloc_exec(unsigned long size);
extern void *vmalloc_32(unsigned long size);
extern void *__vmalloc(unsigned long size, unsigned int __nocast gfp_mask, pgprot_t prot);
extern void *__vmalloc_area(struct vm_struct *area, unsigned int __nocast gfp_mask, pgprot_t prot);
extern void vfree(void *addr);
extern void *vmap(struct page **pages, unsigned int count,
unsigned long flags, pgprot_t prot);
extern void vunmap(void *addr);
extern struct vm_struct *get_vm_area(unsigned long size, unsigned long flags);
extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags,
unsigned long start, unsigned long end);
extern struct vm_struct *remove_vm_area(void *addr);
extern struct vm_struct *__remove_vm_area(void *addr);
extern int map_vm_area(struct vm_struct *area, pgprot_t prot,
struct page ***pages);
extern void unmap_vm_area(struct vm_struct *area);
extern rwlock_t vmlist_lock;
extern struct vm_struct *vmlist;
#endif
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