Changeset 117ad5a2 in mainline

Timestamp:

2023-04-19T09:31:02Z (20 months ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

master, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

ec8ef12

Parents:

f3dbe27

Message:

Get thread priority from find_best_thread(), instead of locking thread again

File:

• kernel/generic/src/proc/scheduler.c (modified) (3 diffs)

kernel/generic/src/proc/scheduler.c

@@ -178 +178 @@
  *
  */
-static thread_t *find_best_thread(void)
+static thread_t *find_best_thread(int *rq_index)
 {
         assert(CPU != NULL);
@@ -245 +245 @@
                 irq_spinlock_unlock(&thread->lock, false);
 
+                *rq_index = i;
                 return thread;
         }
@@ -462 +463 @@
         }
 
-        THREAD = find_best_thread();
-
-        irq_spinlock_lock(&THREAD->lock, false);
-        int priority = THREAD->priority;
-        irq_spinlock_unlock(&THREAD->lock, false);
-
-        relink_rq(priority);
+        int rq_index;
+        THREAD = find_best_thread(&rq_index);
+
+        relink_rq(rq_index);
 
         switch_task(THREAD->task);