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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/cris/include/asm/tlbflush.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/cris/include/asm/tlbflush.h')
-rw-r--r--arch/cris/include/asm/tlbflush.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/cris/include/asm/tlbflush.h b/arch/cris/include/asm/tlbflush.h
new file mode 100644
index 00000000..20697e7e
--- /dev/null
+++ b/arch/cris/include/asm/tlbflush.h
@@ -0,0 +1,48 @@
+#ifndef _CRIS_TLBFLUSH_H
+#define _CRIS_TLBFLUSH_H
+
+#include <linux/mm.h>
+#include <asm/processor.h>
+#include <asm/pgtable.h>
+#include <asm/pgalloc.h>
+
+/*
+ * TLB flushing (implemented in arch/cris/mm/tlb.c):
+ *
+ * - flush_tlb() flushes the current mm struct TLBs
+ * - flush_tlb_all() flushes all processes TLBs
+ * - flush_tlb_mm(mm) flushes the specified mm context TLB's
+ * - flush_tlb_page(vma, vmaddr) flushes one page
+ * - 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 *mm);
+extern void __flush_tlb_page(struct vm_area_struct *vma,
+ unsigned long addr);
+
+#ifdef CONFIG_SMP
+extern void flush_tlb_all(void);
+extern void flush_tlb_mm(struct mm_struct *mm);
+extern void flush_tlb_page(struct vm_area_struct *vma,
+ unsigned long addr);
+#else
+#define flush_tlb_all __flush_tlb_all
+#define flush_tlb_mm __flush_tlb_mm
+#define flush_tlb_page __flush_tlb_page
+#endif
+
+static inline void flush_tlb_range(struct vm_area_struct * vma, unsigned long start, unsigned long end)
+{
+ flush_tlb_mm(vma->vm_mm);
+}
+
+static inline void flush_tlb(void)
+{
+ flush_tlb_mm(current->mm);
+}
+
+#define flush_tlb_kernel_range(start, end) flush_tlb_all()
+
+#endif /* _CRIS_TLBFLUSH_H */