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-rw-r--r--include/asm-alpha/cacheflush.h74
1 files changed, 0 insertions, 74 deletions
diff --git a/include/asm-alpha/cacheflush.h b/include/asm-alpha/cacheflush.h
deleted file mode 100644
index b686cc7fc44e..000000000000
--- a/include/asm-alpha/cacheflush.h
+++ /dev/null
@@ -1,74 +0,0 @@
-#ifndef _ALPHA_CACHEFLUSH_H
-#define _ALPHA_CACHEFLUSH_H
-
-#include <linux/mm.h>
-
-/* Caches aren't brain-dead on the Alpha. */
-#define flush_cache_all()			do { } while (0)
-#define flush_cache_mm(mm)			do { } while (0)
-#define flush_cache_dup_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_cache_vmap(start, end)		do { } while (0)
-#define flush_cache_vunmap(start, end)		do { } while (0)
-
-/* Note that the following two definitions are _highly_ dependent
-   on the contexts in which they are used in the kernel.  I personally
-   think it is criminal how loosely defined these macros are.  */
-
-/* We need to flush the kernel's icache after loading modules.  The
-   only other use of this macro is in load_aout_interp which is not
-   used on Alpha. 
-
-   Note that this definition should *not* be used for userspace
-   icache flushing.  While functional, it is _way_ overkill.  The
-   icache is tagged with ASNs and it suffices to allocate a new ASN
-   for the process.  */
-#ifndef CONFIG_SMP
-#define flush_icache_range(start, end)		imb()
-#else
-#define flush_icache_range(start, end)		smp_imb()
-extern void smp_imb(void);
-#endif
-
-/* We need to flush the userspace icache after setting breakpoints in
-   ptrace.
-
-   Instead of indiscriminately using imb, take advantage of the fact
-   that icache entries are tagged with the ASN and load a new mm context.  */
-/* ??? Ought to use this in arch/alpha/kernel/signal.c too.  */
-
-#ifndef CONFIG_SMP
-extern void __load_new_mm_context(struct mm_struct *);
-static inline void
-flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
-			unsigned long addr, int len)
-{
-	if (vma->vm_flags & VM_EXEC) {
-		struct mm_struct *mm = vma->vm_mm;
-		if (current->active_mm == mm)
-			__load_new_mm_context(mm);
-		else
-			mm->context[smp_processor_id()] = 0;
-	}
-}
-#else
-extern void flush_icache_user_range(struct vm_area_struct *vma,
-		struct page *page, unsigned long addr, int len);
-#endif
-
-/* This is used only in do_no_page and do_swap_page.  */
-#define flush_icache_page(vma, page) \
-  flush_icache_user_range((vma), (page), 0, 0)
-
-#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
-do { memcpy(dst, src, len); \
-     flush_icache_user_range(vma, page, vaddr, len); \
-} while (0)
-#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
-	memcpy(dst, src, len)
-
-#endif /* _ALPHA_CACHEFLUSH_H */