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ptrace: restructure comments around reparenting on PT_DETACH
style code, and use {} for both branches. Sponsored by: The FreeBSD Foundation MFC after: 1 week
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@ -1005,14 +1005,16 @@ kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, int data)
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break;
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case PT_DETACH:
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/*
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* Reset the process parent.
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*
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* NB: This clears P_TRACED before reparenting
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* Clear P_TRACED before reparenting
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* a detached process back to its original
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* parent. Otherwise the debugee will be set
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* as an orphan of the debugger.
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*/
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p->p_flag &= ~(P_TRACED | P_WAITED);
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/*
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* Reset the process parent.
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*/
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if (p->p_oppid != p->p_pptr->p_pid) {
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PROC_LOCK(p->p_pptr);
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sigqueue_take(p->p_ksi);
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@ -1025,9 +1027,11 @@ kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, int data)
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CTR3(KTR_PTRACE,
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"PT_DETACH: pid %d reparented to pid %d, sig %d",
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p->p_pid, pp->p_pid, data);
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} else
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} else {
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CTR2(KTR_PTRACE, "PT_DETACH: pid %d, sig %d",
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p->p_pid, data);
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}
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p->p_ptevents = 0;
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FOREACH_THREAD_IN_PROC(p, td3) {
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if ((td3->td_dbgflags & TDB_FSTP) != 0) {
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