1 #ifndef _S390_CACHEFLUSH_H
2 #define _S390_CACHEFLUSH_H
3
4 /* Keep includes the same across arches. */
5 #include <linux/mm.h>
6
7 /* Caches aren't brain-dead on the s390. */
8 #define flush_cache_all() do { } while (0)
9 #define flush_cache_mm(mm) do { } while (0)
10 #define flush_cache_range(vma, start, end) do { } while (0)
11 #define flush_cache_page(vma, vmaddr) do { } while (0)
12 #define flush_dcache_page(page) do { } while (0)
13 #define flush_icache_range(start, end) do { } while (0)
14 #define flush_icache_page(vma,pg) do { } while (0)
15 #define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
16 #define flush_cache_vmap(start, end) do { } while (0)
17 #define flush_cache_vunmap(start, end) do { } while (0)
18
19 #define copy_to_user_page(vma, page, vaddr, dst, src, len) \
20 memcpy(dst, src, len)
21 #define copy_from_user_page(vma, page, vaddr, dst, src, len) \
22 memcpy(dst, src, len)
23
24 #endif /* _S390_CACHEFLUSH_H */
25
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