diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/vmalloc.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/vmalloc.h | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/ANDROID_3.4.5/include/linux/vmalloc.h b/ANDROID_3.4.5/include/linux/vmalloc.h deleted file mode 100644 index dcdfc2bd..00000000 --- a/ANDROID_3.4.5/include/linux/vmalloc.h +++ /dev/null @@ -1,160 +0,0 @@ -#ifndef _LINUX_VMALLOC_H -#define _LINUX_VMALLOC_H - -#include <linux/spinlock.h> -#include <linux/init.h> -#include <asm/page.h> /* pgprot_t */ - -struct vm_area_struct; /* vma defining user mapping in mm_types.h */ - -/* bits in flags of vmalloc's vm_struct below */ -#define VM_IOREMAP 0x00000001 /* ioremap() and friends */ -#define VM_ALLOC 0x00000002 /* vmalloc() */ -#define VM_MAP 0x00000004 /* vmap()ed pages */ -#define VM_USERMAP 0x00000008 /* suitable for remap_vmalloc_range */ -#define VM_VPAGES 0x00000010 /* buffer for pages was vmalloc'ed */ -#define VM_UNLIST 0x00000020 /* vm_struct is not listed in vmlist */ -/* bits [20..32] reserved for arch specific ioremap internals */ - -/* - * Maximum alignment for ioremap() regions. - * Can be overriden by arch-specific value. - */ -#ifndef IOREMAP_MAX_ORDER -#define IOREMAP_MAX_ORDER (7 + PAGE_SHIFT) /* 128 pages */ -#endif - -struct vm_struct { - struct vm_struct *next; - void *addr; - unsigned long size; - unsigned long flags; - struct page **pages; - unsigned int nr_pages; - phys_addr_t phys_addr; - void *caller; -}; - -/* - * Highlevel APIs for driver use - */ -extern void vm_unmap_ram(const void *mem, unsigned int count); -extern void *vm_map_ram(struct page **pages, unsigned int count, - int node, pgprot_t prot); -extern void vm_unmap_aliases(void); - -#ifdef CONFIG_MMU -extern void __init vmalloc_init(void); -#else -static inline void vmalloc_init(void) -{ -} -#endif - -extern void *vmalloc(unsigned long size); -extern void *vzalloc(unsigned long size); -extern void *vmalloc_user(unsigned long size); -extern void *vmalloc_node(unsigned long size, int node); -extern void *vzalloc_node(unsigned long size, int node); -extern void *vmalloc_exec(unsigned long size); -extern void *vmalloc_32(unsigned long size); -extern void *vmalloc_32_user(unsigned long size); -extern void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot); -extern void *__vmalloc_node_range(unsigned long size, unsigned long align, - unsigned long start, unsigned long end, gfp_t gfp_mask, - pgprot_t prot, int node, void *caller); -extern void vfree(const void *addr); - -extern void *vmap(struct page **pages, unsigned int count, - unsigned long flags, pgprot_t prot); -extern void vunmap(const void *addr); - -extern int remap_vmalloc_range(struct vm_area_struct *vma, void *addr, - unsigned long pgoff); -void vmalloc_sync_all(void); - -/* - * Lowlevel-APIs (not for driver use!) - */ - -static inline size_t get_vm_area_size(const struct vm_struct *area) -{ - /* return actual size without guard page */ - return area->size - PAGE_SIZE; -} - -extern struct vm_struct *get_vm_area(unsigned long size, unsigned long flags); -extern struct vm_struct *get_vm_area_caller(unsigned long size, - unsigned long flags, void *caller); -extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags, - unsigned long start, unsigned long end); -extern struct vm_struct *__get_vm_area_caller(unsigned long size, - unsigned long flags, - unsigned long start, unsigned long end, - void *caller); -extern struct vm_struct *remove_vm_area(const void *addr); - -extern int map_vm_area(struct vm_struct *area, pgprot_t prot, - struct page ***pages); -#ifdef CONFIG_MMU -extern int map_kernel_range_noflush(unsigned long start, unsigned long size, - pgprot_t prot, struct page **pages); -extern void unmap_kernel_range_noflush(unsigned long addr, unsigned long size); -extern void unmap_kernel_range(unsigned long addr, unsigned long size); -#else -static inline int -map_kernel_range_noflush(unsigned long start, unsigned long size, - pgprot_t prot, struct page **pages) -{ - return size >> PAGE_SHIFT; -} -static inline void -unmap_kernel_range_noflush(unsigned long addr, unsigned long size) -{ -} -static inline void -unmap_kernel_range(unsigned long addr, unsigned long size) -{ -} -#endif - -/* Allocate/destroy a 'vmalloc' VM area. */ -extern struct vm_struct *alloc_vm_area(size_t size, pte_t **ptes); -extern void free_vm_area(struct vm_struct *area); - -/* for /dev/kmem */ -extern long vread(char *buf, char *addr, unsigned long count); -extern long vwrite(char *buf, char *addr, unsigned long count); - -/* - * Internals. Dont't use.. - */ -extern rwlock_t vmlist_lock; -extern struct vm_struct *vmlist; -extern __init void vm_area_add_early(struct vm_struct *vm); -extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); - -#ifdef CONFIG_SMP -# ifdef CONFIG_MMU -struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets, - const size_t *sizes, int nr_vms, - size_t align); - -void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms); -# else -static inline struct vm_struct ** -pcpu_get_vm_areas(const unsigned long *offsets, - const size_t *sizes, int nr_vms, - size_t align) -{ - return NULL; -} - -static inline void -pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms) -{ -} -# endif -#endif - -#endif /* _LINUX_VMALLOC_H */ |