yf13 commented on code in PR #12320:
URL: https://github.com/apache/nuttx/pull/12320#discussion_r1596784821
##########
sched/group/group_create.c:
##########
@@ -119,20 +121,42 @@ int group_initialize(FAR struct task_tcb_s *tcb, uint8_t
ttype)
DEBUGASSERT(tcb && !tcb->cmn.group);
+ ttype &= TCB_FLAG_TTYPE_MASK;
+
+ /* Late coming kthread reuses the shared group */
+
+ if (ttype == TCB_FLAG_TTYPE_KERNEL && g_kthread_group.tg_info)
+ {
+ tcb->cmn.group = &g_kthread_group;
+ return OK;
+ }
+
+ if (!g_kthread_group.tg_info)
+ {
+ sinfo("sizeof(*group)=%zu\n", sizeof(*group));
+ }
+
/* Allocate the group structure and assign it to the TCB */
- group = &tcb->group;
+ group = (ttype == TCB_FLAG_TTYPE_KERNEL) ? &g_kthread_group :
+ kmm_zalloc(sizeof(*group));
Review Comment:
Maybe that is better addressed by a separate set of statical task/group
management APIs?
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