uv_lock 158 arch/x86/platform/uv/uv_irq.c static DEFINE_MUTEX(uv_lock); uv_lock 161 arch/x86/platform/uv/uv_irq.c mutex_lock(&uv_lock); uv_lock 174 arch/x86/platform/uv/uv_irq.c mutex_unlock(&uv_lock);