Andreas Kling 8b129476b1 Kernel: Use a WaitQueue in PATAChannel ...

Instead of waking up repeatedly to check if a disk operation has
finished, use a WaitQueue and wake it up in the IRQ handler.

This simplifies the device driver a bit, and makes it more responsive
as well :^)

2019-12-01 12:54:38 +01:00

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