Unbalanced enable for IRQ 171

Unbalanced enable for IRQ 171  

 
 
Unbalanced enable for IRQ 171
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Hi Greg,

I am sorry, it is my mistake. My colleague (harrY) told me about disable_irq, enable_irq which I missed disable_irq() before tasklet_sched() That obviously will cause Unbalanced enable, when I enable_irq inside the tasklet. So this is false alarm.

Thanks!

Allen


The enable_irq unbalanced messages are harmless. It just means that when the driver called disable_irq there were no devices already using the irq, and as such it was already disabled, so the call to disable_irq was forgotten by the kernel, so when we call enable_irq the core kernel code thinks it's unbalanced when it isn't.
posted @ 2011-11-18 18:49  夏大王  阅读(1164)  评论(0编辑  收藏  举报