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-rw-r--r--include/asm-s390x/current.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-s390x/current.h b/include/asm-s390x/current.h
new file mode 100644
index 000000000..617c758bd
--- /dev/null
+++ b/include/asm-s390x/current.h
@@ -0,0 +1,31 @@
+/*
+ * include/asm-s390/current.h
+ *
+ * S390 version
+ * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
+ *
+ * Derived from "include/asm-i386/current.h"
+ */
+
+#ifndef _S390_CURRENT_H
+#define _S390_CURRENT_H
+
+#ifdef __KERNEL__
+
+struct task_struct;
+
+static inline struct task_struct * get_current(void)
+{
+ struct task_struct *current;
+ __asm__("lghi %0,-16384\n\t"
+ "ngr %0,15"
+ : "=&r" (current) );
+ return current;
+ }
+
+#define current get_current()
+
+#endif
+
+#endif /* !(_S390_CURRENT_H) */