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-rw-r--r--include/linux/ktime.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index 1bd6552cc341..f3dec45ef874 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -10,6 +10,12 @@
10 * 10 *
11 * Started by: Thomas Gleixner and Ingo Molnar 11 * Started by: Thomas Gleixner and Ingo Molnar
12 * 12 *
13 * Credits:
14 *
15 * Roman Zippel provided the ideas and primary code snippets of
16 * the ktime_t union and further simplifications of the original
17 * code.
18 *
13 * For licencing details see kernel-base/COPYING 19 * For licencing details see kernel-base/COPYING
14 */ 20 */
15#ifndef _LINUX_KTIME_H 21#ifndef _LINUX_KTIME_H
@@ -90,10 +96,16 @@ static inline ktime_t ktime_set(const long secs, const unsigned long nsecs)
90 ({ (ktime_t){ .tv64 = (kt).tv64 + (nsval) }; }) 96 ({ (ktime_t){ .tv64 = (kt).tv64 + (nsval) }; })
91 97
92/* convert a timespec to ktime_t format: */ 98/* convert a timespec to ktime_t format: */
93#define timespec_to_ktime(ts) ktime_set((ts).tv_sec, (ts).tv_nsec) 99static inline ktime_t timespec_to_ktime(struct timespec ts)
100{
101 return ktime_set(ts.tv_sec, ts.tv_nsec);
102}
94 103
95/* convert a timeval to ktime_t format: */ 104/* convert a timeval to ktime_t format: */
96#define timeval_to_ktime(tv) ktime_set((tv).tv_sec, (tv).tv_usec * 1000) 105static inline ktime_t timeval_to_ktime(struct timeval tv)
106{
107 return ktime_set(tv.tv_sec, tv.tv_usec * NSEC_PER_USEC);
108}
97 109
98/* Map the ktime_t to timespec conversion to ns_to_timespec function */ 110/* Map the ktime_t to timespec conversion to ns_to_timespec function */
99#define ktime_to_timespec(kt) ns_to_timespec((kt).tv64) 111#define ktime_to_timespec(kt) ns_to_timespec((kt).tv64)