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scheduler: getnextpid() and fix tid not being assigned properly to new threads

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This commit is contained in:
Matheus
2022-12-31 18:16:52 -03:00
parent 5d62629d6f
commit 2a5fdd86f5
1 changed files with 11 additions and 3 deletions
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src/sys/sched/scheduler.c
+11 -3
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@@ -30,6 +30,13 @@ proc_t* sched_getinit(){
return init; return init;
} }
static int getnextpid(){
spinlock_acquire(&pidlock);
int pid = nextpid++;
spinlock_release(&pidlock);
return pid;
}
static proc_t* allocproc(size_t threadcount){ static proc_t* allocproc(size_t threadcount){
proc_t* proc = alloc(sizeof(proc_t)); proc_t* proc = alloc(sizeof(proc_t));
@@ -49,9 +56,7 @@ static proc_t* allocproc(size_t threadcount){
return NULL; return NULL;
} }
spinlock_acquire(&pidlock); proc->pid = getnextpid();
proc->pid = nextpid++;
spinlock_release(&pidlock);
return proc; return proc;
@@ -258,6 +263,7 @@ thread_t* sched_newuthread(void* ip, size_t kstacksize, void* stack, proc_t* pro
freethread(thread); freethread(thread);
return NULL; return NULL;
} }
thread->tid = proc->pid;
} }
else{ else{
spinlock_acquire(&proc->lock); spinlock_acquire(&proc->lock);
@@ -269,7 +275,9 @@ 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); spinlock_release(&proc->lock);
thread->tid = getnextpid();
} }
thread->priority = prio; thread->priority = prio;
thread->proc = proc; thread->proc = proc;