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SubjectRe: Linux 2.4.21-pre3-ac4
Alan Cox wrote:

>On Mon, 2003-01-13 at 19:32, Ross Biro wrote:
>
>
>>One thing we could do to solve this entire problem is wait for the
>>interrupt to finish before sending the command to the drive in the first
>>place. Basically in ide_do_request we just have to change
>>
>>
>
>
>
>
>> if (!masked_irq) {
>> disable_irq_sync(hwif->irq);
>> }
>>
>>
>
>You cannot disable an IRQ synchronously holding a spin lock taken by an
>IRQ handler
>
>

You are correct, you have to drop the spinlock first. And it doesn't
really help anyway.

Ross

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