diff options
Diffstat (limited to 'sys/kern/kern_thread.c')
| -rw-r--r-- | sys/kern/kern_thread.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/sys/kern/kern_thread.c b/sys/kern/kern_thread.c index 122a13d..8a49311 100644 --- a/sys/kern/kern_thread.c +++ b/sys/kern/kern_thread.c @@ -724,6 +724,19 @@ stopme: return (0); } +bool +thread_suspend_check_needed(void) +{ + struct proc *p; + struct thread *td; + + td = curthread; + p = td->td_proc; + PROC_LOCK_ASSERT(p, MA_OWNED); + return (P_SHOULDSTOP(p) || ((p->p_flag & P_TRACED) != 0 && + (td->td_dbgflags & TDB_SUSPEND) != 0)); +} + /* * Called in from locations that can safely check to see * whether we have to suspend or at least throttle for a @@ -768,8 +781,7 @@ thread_suspend_check(int return_instead) p = td->td_proc; mtx_assert(&Giant, MA_NOTOWNED); PROC_LOCK_ASSERT(p, MA_OWNED); - while (P_SHOULDSTOP(p) || - ((p->p_flag & P_TRACED) && (td->td_dbgflags & TDB_SUSPEND))) { + while (thread_suspend_check_needed()) { if (P_SHOULDSTOP(p) == P_STOPPED_SINGLE) { KASSERT(p->p_singlethread != NULL, ("singlethread not set")); |
