util: Pass pthread_self() to pthread_setschedparam instead of 0

laanwj · laanwj · commit cff66e6a29d7 · 2018-04-09T15:44:46.000+02:00
Nowhere in the man page of `pthread_setschedparam` it is mentioned that
`0` is a valid value. The example uses `pthread_self()`, so should we.

(noticed by Anthony Towns)
diff --git a/src/util.cpp b/src/util.cpp
@@ -1065,7 +1065,7 @@ int ScheduleBatchPriority(void)
 {
 #ifdef SCHED_BATCH
     const static sched_param param{.sched_priority = 0};
-    if (int ret = pthread_setschedparam(0, SCHED_BATCH, &param)) {
+    if (int ret = pthread_setschedparam(pthread_self(), SCHED_BATCH, &param)) {
         LogPrintf("Failed to pthread_setschedparam: %s\n", strerror(errno));
         return ret;
     }

Original file line number	Diff line number	Diff line change
`@@ -1065,7 +1065,7 @@ int ScheduleBatchPriority(void)`
`1065`	`1065`	`{`
`1066`	`1066`	`#ifdef SCHED_BATCH`
`1067`	`1067`	`const static sched_param param{.sched_priority = 0};`
`1068`		`- if (int ret = pthread_setschedparam(0, SCHED_BATCH, &param)) {`
	`1068`	`+ if (int ret = pthread_setschedparam(pthread_self(), SCHED_BATCH, &param)) {`
`1069`	`1069`	`LogPrintf("Failed to pthread_setschedparam: %s\n", strerror(errno));`
`1070`	`1070`	`return ret;`
`1071`	`1071`	`}`