Changeset 3d84734 in mainline for kernel/generic/src/proc/thread.c

Timestamp:

2024-01-20T17:19:52Z (17 months ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

master

Children:

41bfc64

Parents:

efed95a3

git-author:

Jiří Zárevúcky <zarevucky.jiri@…> (2024-01-20 17:18:35)

git-committer:

Jiří Zárevúcky <zarevucky.jiri@…> (2024-01-20 17:19:52)

Message:

Make thread→priority weakly atomic to avoid need for locking

File:

• kernel/generic/src/proc/thread.c (modified) (1 diff)

kernel/generic/src/proc/thread.c

@@ -262 +262 @@
         thread->uncounted =
             ((flags & THREAD_FLAG_UNCOUNTED) == THREAD_FLAG_UNCOUNTED);
-        thread->priority = -1;          /* Start in rq[0] */
+        atomic_init(&thread->priority, -1);          /* Start in rq[0] */
         atomic_init(&thread->cpu, NULL);
         thread->stolen = false;