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proccreate race

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rsc 2005-01-18 20:53:12 +00:00
parent 1c8159def5
commit 803292c631
1 changed files with 3 additions and 1 deletions
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4
src/libthread/thread.c
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@ -171,13 +171,15 @@ threadcreate(void (*fn)(void*), void *arg, uint stack)
int int
proccreate(void (*fn)(void*), void *arg, uint stack) proccreate(void (*fn)(void*), void *arg, uint stack)
{ {
int id;
_Thread *t; _Thread *t;
Proc *p; Proc *p;
p = procalloc(); p = procalloc();
t = _threadcreate(p, fn, arg, stack); t = _threadcreate(p, fn, arg, stack);
id = t->id; /* t might be freed after _procstart */
_procstart(p, scheduler); _procstart(p, scheduler);
return t->id; return id;
} }
void void