aboutsummaryrefslogtreecommitdiff
path: root/include/asm-i386/cacheflush.h
blob: 7199f7b326f1e3fefc9b904742dabf92042f34b2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
#ifndef _I386_CACHEFLUSH_H
#define _I386_CACHEFLUSH_H

/* Keep includes the same across arches.  */
#include <linux/mm.h>

/* Caches aren't brain-dead on the intel. */
#define flush_cache_all()			do { } while (0)
#define flush_cache_mm(mm)			do { } while (0)
#define flush_cache_range(vma, start, end)	do { } while (0)
#define flush_cache_page(vma, vmaddr, pfn)	do { } while (0)
#define flush_dcache_page(page)			do { } while (0)
#define flush_dcache_mmap_lock(mapping)		do { } while (0)
#define flush_dcache_mmap_unlock(mapping)	do { } while (0)
#define flush_icache_range(start, end)		do { } while (0)
#define flush_icache_page(vma,pg)		do { } while (0)
#define flush_icache_user_range(vma,pg,adr,len)	do { } while (0)
#define flush_cache_vmap(start, end)		do { } while (0)
#define flush_cache_vunmap(start, end)		do { } while (0)

#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
	memcpy(dst, src, len)
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
	memcpy(dst, src, len)

void global_flush_tlb(void); 
int change_page_attr(struct page *page, int numpages, pgprot_t prot);

#ifdef CONFIG_DEBUG_PAGEALLOC
/* internal debugging function */
void kernel_map_pages(struct page *page, int numpages, int enable);
#endif

#ifdef CONFIG_DEBUG_RODATA
void mark_rodata_ro(void);
#endif

#endif /* _I386_CACHEFLUSH_H */