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"Serge E. Hallyn" <serue@us.ibm.com> writes: > Quoting Eric W. Biederman (ebiederm@xmission.com): >> >> The wait id is the pid returned by wait. For tasks that span 2 >> namespaces (i.e. the process leaders of the pid namespaces) their >> parent knows the task by a different PID value than the task knows >> itself. Having a child with PID == 1 would be confusing. > > Is it possible here to have wid conflicts? > > Does that matter? > > Looking at sysvinit, it seems that it does. If the wid happens > to conflict with the pid of one of the children init knows about, > it could confuse init. No. The wid is in the pspace of the parent, and the pid is in the processes pspace. Add is in any pspace are unique. Eric - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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