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authorVineet Gupta <vgupta@synopsys.com>2013-01-18 15:12:16 +0530
committerVineet Gupta <vgupta@synopsys.com>2013-02-11 20:00:31 +0530
commit43697cb0973da144156e7d11ddd035aee226ee30 (patch)
tree8c2d6bd2541e536ccd5d04dc2e1b0c7dd5adb66a /arch/arc/include/asm/segment.h
parent10a6007bda48e3524e24ce1ad46dc7be1add6a0e (diff)
downloadlinux-43697cb0973da144156e7d11ddd035aee226ee30.tar.bz2
ARC: uaccess friends
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/include/asm/segment.h')
-rw-r--r--arch/arc/include/asm/segment.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arc/include/asm/segment.h b/arch/arc/include/asm/segment.h
new file mode 100644
index 000000000000..da2c45979817
--- /dev/null
+++ b/arch/arc/include/asm/segment.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASMARC_SEGMENT_H
+#define __ASMARC_SEGMENT_H
+
+#ifndef __ASSEMBLY__
+
+typedef unsigned long mm_segment_t;
+
+#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
+
+#define KERNEL_DS MAKE_MM_SEG(0)
+#define USER_DS MAKE_MM_SEG(TASK_SIZE)
+
+#define segment_eq(a, b) ((a) == (b))
+
+#endif /* __ASSEMBLY__ */
+#endif /* __ASMARC_SEGMENT_H */