Messages in this thread | | | From | "Manfred Spraul" <> | Subject | Re: CLONE_KILLVMCH flag proposal | Date | Tue, 15 Feb 2000 18:28:22 +0100 |
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From: "Pavel Krauz" <xkr@nettest.dk> > + read_lock_irq(&tasklist_lock); > + for (p = current->p_cptr; p; p = p->p_osptr) { > + if (current->mm == p->mm) { > + pid = p->pid; > + read_unlock_irq(&tasklist_lock); > + kill_proc(pid, SIGKILL, 1); > + read_lock_irq(&tasklist_lock); > + } > + } > + read_unlock_irq(&tasklist_lock);
"p->mm" is unreliable: theoritically, a thread could be in temporary lazy tlb mode (start_lazy_tlb() in kernel/exit.c), then p->mm will be NULL. AFAIK this feature is not yet used.
-- Manfred
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