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scheduler: lock proc when adding a new thread

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Matheus
2022-12-31 12:56:32 -03:00
parent 5ea50fee28
commit 2f28713dae
1 changed files with 2 additions and 0 deletions
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src/sys/sched/scheduler.c
+2
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@@ -260,6 +260,7 @@ thread_t* sched_newuthread(void* ip, size_t kstacksize, void* stack, proc_t* pro
} }
} }
else{ else{
spinlock_acquire(&proc->lock);
thread_t** tmp = realloc(proc->threads, sizeof(thread_t*) * (proc->threadcount + 1)); thread_t** tmp = realloc(proc->threads, sizeof(thread_t*) * (proc->threadcount + 1));
if(!tmp){ if(!tmp){
freethread(thread); freethread(thread);
@@ -267,6 +268,7 @@ thread_t* sched_newuthread(void* ip, size_t kstacksize, void* stack, proc_t* pro
} }
proc->threads = tmp; proc->threads = tmp;
++proc->threadcount; ++proc->threadcount;
spinlock_release(&proc->lock);
} }
thread->priority = prio; thread->priority = prio;