diff options
Diffstat (limited to 'sys/kern/kern_thread.c')
| -rw-r--r-- | sys/kern/kern_thread.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/sys/kern/kern_thread.c b/sys/kern/kern_thread.c index c85813b..2f8382c 100644 --- a/sys/kern/kern_thread.c +++ b/sys/kern/kern_thread.c @@ -424,7 +424,7 @@ thread_exit(void) * architecture specific resources that * would not be on a new untouched process. */ - cpu_thread_exit(td); /* XXXSMP */ + cpu_thread_exit(td); /* * The last thread is left attached to the process @@ -613,11 +613,6 @@ weed_inhib(int mode, struct thread *td2, struct proc *p) wakeup_swapper |= sleepq_abort(td2, EINTR); break; case SINGLE_BOUNDARY: - if (TD_IS_SUSPENDED(td2) && (td2->td_flags & TDF_BOUNDARY) == 0) - wakeup_swapper |= thread_unsuspend_one(td2, p, false); - if (TD_ON_SLEEPQ(td2) && (td2->td_flags & TDF_SINTR) != 0) - wakeup_swapper |= sleepq_abort(td2, ERESTART); - break; case SINGLE_NO_EXIT: if (TD_IS_SUSPENDED(td2) && (td2->td_flags & TDF_BOUNDARY) == 0) wakeup_swapper |= thread_unsuspend_one(td2, p, false); @@ -856,8 +851,8 @@ thread_suspend_check(int return_instead) /* * The only suspension in action is a * single-threading. Single threader need not stop. - * XXX Should be safe to access unlocked - * as it can only be set to be true by us. + * It is safe to access p->p_singlethread unlocked + * because it can only be set to our address by us. */ if (p->p_singlethread == td) return (0); /* Exempt from stopping. */ |
