diff options
Diffstat (limited to 'include/linux/time.h')
| -rw-r--r-- | include/linux/time.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/include/linux/time.h b/include/linux/time.h index 7b4dc36532bb..d9cdba54b789 100644 --- a/include/linux/time.h +++ b/include/linux/time.h | |||
| @@ -33,11 +33,34 @@ struct timezone { | |||
| 33 | #define NSEC_PER_SEC 1000000000L | 33 | #define NSEC_PER_SEC 1000000000L |
| 34 | #define NSEC_PER_USEC 1000L | 34 | #define NSEC_PER_USEC 1000L |
| 35 | 35 | ||
| 36 | static __inline__ int timespec_equal(struct timespec *a, struct timespec *b) | 36 | static inline int timespec_equal(struct timespec *a, struct timespec *b) |
| 37 | { | 37 | { |
| 38 | return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec); | 38 | return (a->tv_sec == b->tv_sec) && (a->tv_nsec == b->tv_nsec); |
| 39 | } | 39 | } |
| 40 | 40 | ||
| 41 | /* | ||
| 42 | * lhs < rhs: return <0 | ||
| 43 | * lhs == rhs: return 0 | ||
| 44 | * lhs > rhs: return >0 | ||
| 45 | */ | ||
| 46 | static inline int timespec_compare(struct timespec *lhs, struct timespec *rhs) | ||
| 47 | { | ||
| 48 | if (lhs->tv_sec < rhs->tv_sec) | ||
| 49 | return -1; | ||
| 50 | if (lhs->tv_sec > rhs->tv_sec) | ||
| 51 | return 1; | ||
| 52 | return lhs->tv_nsec - rhs->tv_nsec; | ||
| 53 | } | ||
| 54 | |||
| 55 | static inline int timeval_compare(struct timeval *lhs, struct timeval *rhs) | ||
| 56 | { | ||
| 57 | if (lhs->tv_sec < rhs->tv_sec) | ||
| 58 | return -1; | ||
| 59 | if (lhs->tv_sec > rhs->tv_sec) | ||
| 60 | return 1; | ||
| 61 | return lhs->tv_usec - rhs->tv_usec; | ||
| 62 | } | ||
| 63 | |||
| 41 | extern unsigned long mktime(const unsigned int year, const unsigned int mon, | 64 | extern unsigned long mktime(const unsigned int year, const unsigned int mon, |
| 42 | const unsigned int day, const unsigned int hour, | 65 | const unsigned int day, const unsigned int hour, |
| 43 | const unsigned int min, const unsigned int sec); | 66 | const unsigned int min, const unsigned int sec); |
