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authorMichal Simek2009-03-27 14:25:43 +0100
committerMichal Simek2009-03-27 14:25:43 +0100
commit4115ac8381b528f76f3d08f2a2387408512891c2 (patch)
tree296a32442c58ee4e0606456b6d589695237a9cb1 /arch/microblaze/include/asm/current.h
parentmicroblaze_v8: namei.h (diff)
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microblaze_v8: headers files entry.h current.h mman.h registers.h sembuf.h
Reviewed-by: Ingo Molnar <mingo@elte.hu> Acked-by: John Linn <john.linn@xilinx.com> Acked-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com> Acked-by: John Williams <john.williams@petalogix.com> Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'arch/microblaze/include/asm/current.h')
-rw-r--r--arch/microblaze/include/asm/current.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/current.h b/arch/microblaze/include/asm/current.h
new file mode 100644
index 000000000000..8375ea991e26
--- /dev/null
+++ b/arch/microblaze/include/asm/current.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * 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.
+ */
+
+#ifndef _ASM_MICROBLAZE_CURRENT_H
+#define _ASM_MICROBLAZE_CURRENT_H
+
+# ifndef __ASSEMBLY__
+/*
+ * Dedicate r31 to keeping the current task pointer
+ */
+register struct task_struct *current asm("r31");
+
+# define get_current() current
+# endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_MICROBLAZE_CURRENT_H */