Messages in this thread | | | Date | Sat, 16 Jun 2007 13:24:15 +0400 | From | Oleg Nesterov <> | Subject | Re: [RFC] [PATCH] selective signal ptracing |
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John Blackwood wrote: > > By default all signals are ptraced as before. However, a debugger > may now modify the set of per-task ptraced signals, where only the > signals in this ptrace signal mask will be ptraced.
I must admit, I agree with Roland...
> +void ptrace_update_traced_signals(struct task_struct *child, > + sigset_t *new_smaskp) > +{ > [...snip...] > + > + spin_lock_irqsave(&child->sighand->siglock, flags); > + > + if (child->sighand == NULL) {
How so?
Oleg.
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