fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-sparc64 / cacheflush.h

diff --git a/include/asm-sparc64/cacheflush.h b/include/asm-sparc64/cacheflush.h
index ab3c4ff..122e405 100644 (file)
--- a/include/asm-sparc64/cacheflush.h
+++ b/include/asm-sparc64/cacheflush.h
@@ -1,7 +1,10 @@
 #ifndef _SPARC64_CACHEFLUSH_H
 #define _SPARC64_CACHEFLUSH_H
 
-#include <linux/config.h>
+#include <asm/page.h>
+
+#ifndef __ASSEMBLY__
+
 #include <linux/mm.h>
 
 /* Cache flush operations. */
@@ -9,8 +12,10 @@
 /* These are the same regardless of whether this is an SMP kernel or not. */
 #define flush_cache_mm(__mm) \
        do { if ((__mm) == current->mm) flushw_user(); } while(0)
-extern void flush_cache_range(struct vm_area_struct *, unsigned long, unsigned long);
-#define flush_cache_page(vma, page) \
+#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
+#define flush_cache_range(vma, start, end) \
+       flush_cache_mm((vma)->vm_mm)
+#define flush_cache_page(vma, page, pfn) \
        flush_cache_mm((vma)->vm_mm)
 
 /* 
@@ -19,9 +24,9 @@ extern void flush_cache_range(struct vm_area_struct *, unsigned long, unsigned l
  * module load, so we need this.
  */
 extern void flush_icache_range(unsigned long start, unsigned long end);
+extern void __flush_icache_page(unsigned long);
 
 extern void __flush_dcache_page(void *addr, int flush_icache);
-extern void __flush_icache_page(unsigned long);
 extern void flush_dcache_page_impl(struct page *page);
 #ifdef CONFIG_SMP
 extern void smp_flush_dcache_page_impl(struct page *page, int cpu);
@@ -32,18 +37,40 @@ extern void flush_dcache_page_all(struct mm_struct *mm, struct page *page);
 #endif
 
 extern void __flush_dcache_range(unsigned long start, unsigned long end);
+extern void flush_dcache_page(struct page *page);
 
 #define flush_icache_page(vma, pg)     do { } while(0)
 #define flush_icache_user_range(vma,pg,adr,len)        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)
+extern void flush_ptrace_access(struct vm_area_struct *, struct page *,
+                               unsigned long uaddr, void *kaddr,
+                               unsigned long len, int write);
 
-extern void flush_dcache_page(struct page *page);
+#define copy_to_user_page(vma, page, vaddr, dst, src, len)             \
+       do {                                                            \
+               flush_cache_page(vma, vaddr, page_to_pfn(page));        \
+               memcpy(dst, src, len);                                  \
+               flush_ptrace_access(vma, page, vaddr, src, len, 0);     \
+       } while (0)
+
+#define copy_from_user_page(vma, page, vaddr, dst, src, len)           \
+       do {                                                            \
+               flush_cache_page(vma, vaddr, page_to_pfn(page));        \
+               memcpy(dst, src, len);                                  \
+               flush_ptrace_access(vma, page, vaddr, dst, len, 1);     \
+       } 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)
 
+#ifdef CONFIG_DEBUG_PAGEALLOC
+/* internal debugging function */
+void kernel_map_pages(struct page *page, int numpages, int enable);
+#endif
+
+#endif /* !__ASSEMBLY__ */
+
 #endif /* _SPARC64_CACHEFLUSH_H */