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-rw-r--r--include/asm-generic/cputime_jiffies.h4
-rw-r--r--include/asm-generic/cputime_nsecs.h2
-rw-r--r--include/linux/cputime.h5
3 files changed, 10 insertions, 1 deletions
diff --git a/include/asm-generic/cputime_jiffies.h b/include/asm-generic/cputime_jiffies.h
index 272ecba..d5cb78f5 100644
--- a/include/asm-generic/cputime_jiffies.h
+++ b/include/asm-generic/cputime_jiffies.h
@@ -15,8 +15,10 @@ typedef u64 __nocast cputime64_t;
/*
- * Convert nanoseconds to cputime
+ * Convert nanoseconds <-> cputime
*/
+#define cputime_to_nsecs(__ct) \
+ jiffies_to_nsecs(cputime_to_jiffies(__ct))
#define nsecs_to_cputime64(__nsec) \
jiffies64_to_cputime64(nsecs_to_jiffies64(__nsec))
#define nsecs_to_cputime(__nsec) \
diff --git a/include/asm-generic/cputime_nsecs.h b/include/asm-generic/cputime_nsecs.h
index 768294f..4e81760 100644
--- a/include/asm-generic/cputime_nsecs.h
+++ b/include/asm-generic/cputime_nsecs.h
@@ -44,6 +44,8 @@ typedef u64 __nocast cputime64_t;
/*
* Convert cputime <-> nanoseconds
*/
+#define cputime_to_nsecs(__ct) \
+ (__force u64)(__ct)
#define nsecs_to_cputime(__nsecs) \
(__force cputime_t)(__nsecs)
diff --git a/include/linux/cputime.h b/include/linux/cputime.h
index 2842ebe..f2eb2ee 100644
--- a/include/linux/cputime.h
+++ b/include/linux/cputime.h
@@ -3,6 +3,11 @@
#include <asm/cputime.h>
+#ifndef cputime_to_nsecs
+# define cputime_to_nsecs(__ct) \
+ (cputime_to_usecs(__ct) * NSEC_PER_USEC)
+#endif
+
#ifndef nsecs_to_cputime
# define nsecs_to_cputime(__nsecs) \
usecs_to_cputime((__nsecs) / NSEC_PER_USEC)
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