IRQ_HANDLED related query

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Hi all,

Our PCI drivers work alright on most of the systems with different Linux flavours. On 2.6.17 and above systems, when our PCI device shares irq with other devices, kernel generates irq 12: nobody cared errors. Our driver implements irq_handler method and returns IRQ_HANDLED. We are trying to reproduce the problem. However, on the machines we are testing it, irq is not being shared. Thus, we do not see a similar behavior.

Does anyone have an idea if our driver needs to implement a few other features to comply with the changes in 2.6.17 or above?

I would appreciate your replies.

Regards,

Dinesh


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