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    SubjectRe: BUG: NTPL: waitpid() doesn't return?
    On Sat, Jan 31, 2004 at 04:51:55PM +0100, Matthias Urlichs wrote:

    > > Do you wait for all pids or for a specific one?
    > >
    > ... looking at the strace output, I see that thre are four different
    > threads calling fork+child-exec/parent-waitpid() in parallel. The last
    > one actually succeeds, so you might be right with this analysis.
    > *Sigh* No matter how many people work at that code in the kernel, it's
    > _still_ fragile. :-/

    If they do not wait for a specific pid, the kernel is right. The kernel has
    no way of knowing which process a specific waitpid is waiting for otherwise!

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