• Andrei Vagin's avatar
    zdtm: rework a synchronization scheme · 0768d920
    Andrei Vagin authored
    Currently test_daemon() sends a signal to a parent process,
    when a test completed a prepartion stage. But it doesn't work,
    if a child changed uid and gid, because it doesn't have enough
    permissions in this case.
    
    This patch reworks a synchronization scheme to use a futex
    instead of sending signals.
    Signed-off-by: 's avatarAndrei Vagin <avagin@virtuozzo.com>
    0768d920
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