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authorJonas Bonn <jonas@southpole.se>2011-06-04 11:06:11 +0300
committerJonas Bonn <jonas@southpole.se>2011-07-22 18:46:28 +0200
commit61e85e367535a7b6385b404bef93928768140f96 (patch)
treea0b8cb40dff683d3d09268f55080b5539d25b9a5 /arch/openrisc/include/asm/tlb.h
parent4f246ba30e1a9a31fcfd91d2ab8f5c75f1362bbf (diff)
OpenRISC: Memory management
Signed-off-by: Jonas Bonn <jonas@southpole.se> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/openrisc/include/asm/tlb.h')
-rw-r--r--arch/openrisc/include/asm/tlb.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/tlb.h b/arch/openrisc/include/asm/tlb.h
new file mode 100644
index 000000000000..fa4376a4515d
--- /dev/null
+++ b/arch/openrisc/include/asm/tlb.h
@@ -0,0 +1,34 @@
+/*
+ * OpenRISC Linux
+ *
+ * Linux architectural port borrowing liberally from similar works of
+ * others. All original copyrights apply as per the original source
+ * declaration.
+ *
+ * OpenRISC implementation:
+ * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
+ * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
+ * et al.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __ASM_OPENRISC_TLB_H__
+#define __ASM_OPENRISC_TLB_H__
+
+/*
+ * or32 doesn't need any special per-pte or
+ * per-vma handling..
+ */
+#define tlb_start_vma(tlb, vma) do { } while (0)
+#define tlb_end_vma(tlb, vma) do { } while (0)
+#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0)
+
+#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm)
+#include <linux/pagemap.h>
+#include <asm-generic/tlb.h>
+
+#endif /* __ASM_OPENRISC_TLB_H__ */