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TOMOYO Linux Cross Reference
Linux/include/asm-s390/cacheflush.h

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  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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