* about to change to user space. This is the same method as used on SPARC64.
* See update_mmu_cache for the user space part.
*/
-extern void __flush_dcache_page(struct page *);
+extern void flush_dcache_page(struct page *);
-static inline void flush_dcache_page(struct page *page)
-{
- struct address_space *mapping = page_mapping(page);
-
- if (mapping && !mapping_mapped(mapping))
- set_bit(PG_dcache_dirty, &page->flags);
- else
- __flush_dcache_page(page);
-}
+#define flush_dcache_mmap_lock(mapping) \
+ spin_lock_irq(&(mapping)->tree_lock)
+#define flush_dcache_mmap_unlock(mapping) \
+ spin_unlock_irq(&(mapping)->tree_lock)
#define flush_icache_user_range(vma,page,addr,len) \
flush_dcache_page(page)