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libthread: drop schedlock

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Having two locks in the proc was causing deadlocks.
This commit is contained in:
Russ Cox 2020-12-30 08:41:01 -05:00
parent 4692dd4786
commit 91ececc997
2 changed files with 1 additions and 2 deletions
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2
src/libthread/thread.c
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@ -281,7 +281,7 @@ static void
pthreadwakeupschedlocked(Proc *p, _Thread *self, _Thread *t)
{
_threaddebug(self, "pthreadwakeupschedlocked %p %d", p, t->id);;
t->schedrend.l = &p->schedlock;
t->schedrend.l = &p->lock;
p->schedthread = t;
_procwakeup(&t->schedrend);
}

1
src/libthread/threadimpl.h
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@ -88,7 +88,6 @@ struct Proc
uint nthread;
uint sysproc;
_Procrendez runrend;
Lock schedlock;
_Thread *schedthread;
void *udata;
Jmp sigjmp;