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-rw-r--r--include/asm-arm/page.h18
1 files changed, 5 insertions, 13 deletions
diff --git a/include/asm-arm/page.h b/include/asm-arm/page.h
index 4ca3a8e9348..019c45d7573 100644
--- a/include/asm-arm/page.h
+++ b/include/asm-arm/page.h
@@ -114,19 +114,8 @@ extern void __cpu_copy_user_page(void *to, const void *from,
unsigned long user);
#endif
-#define clear_user_page(addr,vaddr,pg) \
- do { \
- preempt_disable(); \
- __cpu_clear_user_page(addr, vaddr); \
- preempt_enable(); \
- } while (0)
-
-#define copy_user_page(to,from,vaddr,pg) \
- do { \
- preempt_disable(); \
- __cpu_copy_user_page(to, from, vaddr); \
- preempt_enable(); \
- } while (0)
+#define clear_user_page(addr,vaddr,pg) __cpu_clear_user_page(addr, vaddr)
+#define copy_user_page(to,from,vaddr,pg) __cpu_copy_user_page(to, from, vaddr)
#define clear_page(page) memzero((void *)(page), PAGE_SIZE)
extern void copy_page(void *to, const void *from);
@@ -171,6 +160,9 @@ typedef unsigned long pgprot_t;
#endif /* STRICT_MM_TYPECHECKS */
+/* the upper-most page table pointer */
+extern pmd_t *top_pmd;
+
/* Pure 2^n version of get_order */
static inline int get_order(unsigned long size)
{