Changeset 33e15a0 in mainline for kernel/generic/src/proc/thread.c

Timestamp:

2024-01-21T15:36:03Z (12 months ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

master

Children:

11909ce3

Parents:

7364e2d1

Message:

Make thread→btrace weakly atomic, to avoid need for thread lock

File:

• kernel/generic/src/proc/thread.c (modified) (2 diffs)

kernel/generic/src/proc/thread.c

@@ -289 +289 @@
 #ifdef CONFIG_UDEBUG
         /* Initialize debugging stuff */
-        thread->btrace = false;
+        atomic_init(&thread->btrace, false);
         udebug_thread_initialize(&thread->udebug);
 #endif
@@ -908 +908 @@
 
         printf("Scheduling thread stack trace.\n");
-        irq_spinlock_lock(&thread->lock, true);
-        thread->btrace = true;
-        irq_spinlock_unlock(&thread->lock, true);
+        atomic_set_unordered(&thread->btrace, true);
 
         thread_wakeup(thread);