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-rw-r--r--arch/s390/include/asm/cputime.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
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index 000000000..30bb3ec4e
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+++ b/arch/s390/include/asm/cputime.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright IBM Corp. 2004
+ *
+ * Author: Martin Schwidefsky <schwidefsky@de.ibm.com>
+ */
+
+#ifndef _S390_CPUTIME_H
+#define _S390_CPUTIME_H
+
+#include <linux/types.h>
+#include <asm/timex.h>
+
+/*
+ * Convert cputime to nanoseconds.
+ */
+#define cputime_to_nsecs(cputime) tod_to_ns(cputime)
+
+void account_idle_time_irq(void);
+
+#endif /* _S390_CPUTIME_H */