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-rw-r--r--arch/xtensa/include/asm/tlbflush.h42
1 files changed, 31 insertions, 11 deletions
diff --git a/arch/xtensa/include/asm/tlbflush.h b/arch/xtensa/include/asm/tlbflush.h
index 43dd348..fc34274 100644
--- a/arch/xtensa/include/asm/tlbflush.h
+++ b/arch/xtensa/include/asm/tlbflush.h
@@ -1,18 +1,14 @@
/*
- * include/asm-xtensa/tlbflush.h
- *
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 2001 - 2005 Tensilica Inc.
+ * Copyright (C) 2001 - 2013 Tensilica Inc.
*/
#ifndef _XTENSA_TLBFLUSH_H
#define _XTENSA_TLBFLUSH_H
-#ifdef __KERNEL__
-
#include <linux/stringify.h>
#include <asm/processor.h>
@@ -34,12 +30,37 @@
* - flush_tlb_range(mm, start, end) flushes a range of pages
*/
-extern void flush_tlb_all(void);
-extern void flush_tlb_mm(struct mm_struct*);
-extern void flush_tlb_page(struct vm_area_struct*,unsigned long);
-extern void flush_tlb_range(struct vm_area_struct*,unsigned long,unsigned long);
+void local_flush_tlb_all(void);
+void local_flush_tlb_mm(struct mm_struct *mm);
+void local_flush_tlb_page(struct vm_area_struct *vma,
+ unsigned long page);
+void local_flush_tlb_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end);
+
+#ifdef CONFIG_SMP
+
+void flush_tlb_all(void);
+void flush_tlb_mm(struct mm_struct *);
+void flush_tlb_page(struct vm_area_struct *, unsigned long);
+void flush_tlb_range(struct vm_area_struct *, unsigned long,
+ unsigned long);
+
+static inline void flush_tlb_kernel_range(unsigned long start,
+ unsigned long end)
+{
+ flush_tlb_all();
+}
+
+#else /* !CONFIG_SMP */
+
+#define flush_tlb_all() local_flush_tlb_all()
+#define flush_tlb_mm(mm) local_flush_tlb_mm(mm)
+#define flush_tlb_page(vma, page) local_flush_tlb_page(vma, page)
+#define flush_tlb_range(vma, vmaddr, end) local_flush_tlb_range(vma, vmaddr, \
+ end)
+#define flush_tlb_kernel_range(start, end) local_flush_tlb_all()
-#define flush_tlb_kernel_range(start,end) flush_tlb_all()
+#endif /* CONFIG_SMP */
/* TLB operations. */
@@ -187,5 +208,4 @@ static inline unsigned long read_itlb_translation (int way)
}
#endif /* __ASSEMBLY__ */
-#endif /* __KERNEL__ */
#endif /* _XTENSA_TLBFLUSH_H */
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