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Allow to call clock_gettime() on the clock id for zombie process.

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Reported by:	Petr Salinger <Petr.Salinger@seznam.cz>
PR:	threads/180496
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Konstantin Belousov 2013-07-13 19:32:50 +00:00
parent 3cbe36aed2
commit c7c536c7f5
1 changed files with 2 additions and 7 deletions
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9
sys/kern/kern_time.c
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@ -297,14 +297,9 @@ get_cputime(struct thread *td, clockid_t clock_id, struct timespec *ats)
PROC_UNLOCK(td2->td_proc);
} else {
pid = clock_id & CPUCLOCK_ID_MASK;
p2 = pfind(pid);
if (p2 == NULL)
error = pget(pid, PGET_CANSEE, &p2);
if (error != 0)
return (EINVAL);
error = p_cansee(td, p2);
if (error) {
PROC_UNLOCK(p2);
return (EINVAL);
}
get_process_cputime(p2, ats);
PROC_UNLOCK(p2);
}