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-rw-r--r--include/linux/time.h27
1 files changed, 25 insertions, 2 deletions
diff --git a/include/linux/time.h b/include/linux/time.h
index 614dd84..d9cdba5 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -33,11 +33,34 @@ struct timezone {
#define NSEC_PER_SEC 1000000000L
#define NSEC_PER_USEC 1000L
-static __inline__ int timespec_equal(struct timespec *a, struct timespec *b)
+static inline int timespec_equal(struct timespec *a, struct timespec *b)
{
return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec);
}
+/*
+ * lhs < rhs: return <0
+ * lhs == rhs: return 0
+ * lhs > rhs: return >0
+ */
+static inline int timespec_compare(struct timespec *lhs, struct timespec *rhs)
+{
+ if (lhs->tv_sec < rhs->tv_sec)
+ return -1;
+ if (lhs->tv_sec > rhs->tv_sec)
+ return 1;
+ return lhs->tv_nsec - rhs->tv_nsec;
+}
+
+static inline int timeval_compare(struct timeval *lhs, struct timeval *rhs)
+{
+ if (lhs->tv_sec < rhs->tv_sec)
+ return -1;
+ if (lhs->tv_sec > rhs->tv_sec)
+ return 1;
+ return lhs->tv_usec - rhs->tv_usec;
+}
+
extern unsigned long mktime(const unsigned int year, const unsigned int mon,
const unsigned int day, const unsigned int hour,
const unsigned int min, const unsigned int sec);
@@ -48,7 +71,7 @@ extern void set_normalized_timespec(struct timespec *ts, time_t sec, long nsec);
* Returns true if the timespec is norm, false if denorm:
*/
#define timespec_valid(ts) \
- (((ts)->tv_sec >= 0) && (((unsigned) (ts)->tv_nsec) < NSEC_PER_SEC))
+ (((ts)->tv_sec >= 0) && (((unsigned long) (ts)->tv_nsec) < NSEC_PER_SEC))
/*
* 64-bit nanosec type. Large enough to span 292+ years in nanosecond
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