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Commit 635ee418 authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

x86: create prototype for (un)map_devmem 



Global functions need a prototype. Add it.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 535694f3

include/asm-x86/page.h

+7 −3
Original line number Diff line number Diff line
@@ -51,8 +51,15 @@ 


#ifndef __ASSEMBLY__



typedef struct { pgdval_t pgd; } pgd_t;

typedef struct { pgprotval_t pgprot; } pgprot_t;



extern int page_is_ram(unsigned long pagenr);

extern int devmem_is_allowed(unsigned long pagenr);

extern void map_devmem(unsigned long pfn, unsigned long size,

		       pgprot_t vma_prot);

extern void unmap_devmem(unsigned long pfn, unsigned long size,

			 pgprot_t vma_prot);



extern unsigned long max_pfn_mapped;
@@ -74,9 +81,6 @@ static inline void copy_user_page(void *to, void *from, unsigned long vaddr, 
	alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr)

#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE



typedef struct { pgdval_t pgd; } pgd_t;

typedef struct { pgprotval_t pgprot; } pgprot_t;



static inline pgd_t native_make_pgd(pgdval_t val)

{

	return (pgd_t) { val };