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30 * libcfs/include/libcfs/libcfs_time.h
36 #ifndef __LIBCFS_TIME_H__
37 #define __LIBCFS_TIME_H__
39 * generic time manipulation functions.
42 static inline unsigned long cfs_time_add(unsigned long t, long d)
44 return (unsigned long)(t + d);
47 static inline unsigned long cfs_time_sub(unsigned long t1, unsigned long t2)
49 return (unsigned long)(t1 - t2);
52 static inline int cfs_time_after(unsigned long t1, unsigned long t2)
54 return time_before(t2, t1);
57 static inline int cfs_time_aftereq(unsigned long t1, unsigned long t2)
59 return time_before_eq(t2, t1);
62 static inline unsigned long cfs_time_shift(int seconds)
64 return cfs_time_add(cfs_time_current(), cfs_time_seconds(seconds));
68 * return valid time-out based on user supplied one. Currently we only check
69 * that time-out is not shorted than allowed.
71 static inline long cfs_timeout_cap(long timeout)
73 if (timeout < CFS_TICK)