_diff_ 59 dev/raidframe/rf_utils.h #define RF_TIMEVAL_DIFF(_start_,_end_,_diff_) \ _diff_ 62 dev/raidframe/rf_utils.h (_diff_)->tv_usec = ((_end_)->tv_usec + \ _diff_ 64 dev/raidframe/rf_utils.h (_diff_)->tv_sec = ((_end_)->tv_sec-1) - \ _diff_ 68 dev/raidframe/rf_utils.h (_diff_)->tv_usec = (_end_)->tv_usec - \ _diff_ 70 dev/raidframe/rf_utils.h (_diff_)->tv_sec = (_end_)->tv_sec - \