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x86: create prototype for (un)map_devmem

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Global functions need a prototype. Add it.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Thomas Gleixner 2008-05-12 15:43:35 +02:00
parent 535694f361
commit 635ee41838
1 changed files with 7 additions and 3 deletions
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10
include/asm-x86/page.h
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@ -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 };