Github user DaveBirdsall commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/304#discussion_r51749694
--- Diff: core/sqf/src/tm/idtmsrv.cpp ---
@@ -53,6 +56,37 @@ void do_reply(BMS_SRE *pp_sre, char *pp_reply, int
pv_len, short pv_ec);
//
+// Reset the global time counter
+//
+void reset_time_counter() {
+
+ struct timespec lv_new_ts;
+
+ clock_gettime(CLOCK_REALTIME, &lv_new_ts);
+ unsigned long lv_new_tsl = ((unsigned long) lv_new_ts.tv_sec << 20) |
+ ((unsigned long) lv_new_ts.tv_nsec / 1000);
+
+ unsigned long lv_existing_tsl = __sync_add_and_fetch_8(gp_shm, 0);
+ __sync_add_and_fetch_8(gp_shm, lv_new_tsl - lv_existing_tsl);
--- End diff --
Can time go backwards here? And would that cause a problem?
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