On Wed, Feb 03, 2010 at 08:22:23PM +0100, Oleg Nesterov wrote: > On 02/03, Christoph Hellwig wrote: > > > > I don't think the flag clearing on PTRACE_KILL matters as the process > > is a zombie and almost gone anyway, it's more an artefact of the > > generic implementation that I wanted to mention. > > Well, PTRACE_KILL doesn't necessarily kill the tracee. Only if the > tracee reported the signal or syscall, otherwise ->exit_code is > ignored. > > OTOH I agree, probably the flag clearing on PTRACE_KILL doesn't > really matter beause PTRACE_KILL shouldn't be used at all. You're right of course. When writing the above I somehow had a mental picture of only the EXIT_ZOMBIE case, but we're not even clearing the flag in that case. -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html