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31 lines
1.2 KiB
C
31 lines
1.2 KiB
C
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#ifndef __ASM_CACHEFLUSH_H
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#define __ASM_CACHEFLUSH_H
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/* Keep includes the same across arches. */
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#include <linux/mm.h>
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/*
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* The cache doesn't need to be flushed when TLB entries change when
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* the cache is mapped to physical memory, not virtual memory
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*/
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#define flush_cache_all() do { } while (0)
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#define flush_cache_mm(mm) do { } while (0)
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#define flush_cache_dup_mm(mm) do { } while (0)
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#define flush_cache_range(vma, start, end) do { } while (0)
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#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
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#define flush_dcache_page(page) do { } while (0)
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#define flush_dcache_mmap_lock(mapping) do { } while (0)
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#define flush_dcache_mmap_unlock(mapping) do { } while (0)
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#define flush_icache_range(start, end) do { } while (0)
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#define flush_icache_page(vma,pg) do { } while (0)
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#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
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#define flush_cache_vmap(start, end) do { } while (0)
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#define flush_cache_vunmap(start, end) do { } while (0)
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#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
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memcpy(dst, src, len)
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#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
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memcpy(dst, src, len)
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#endif /* __ASM_CACHEFLUSH_H */
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