Simon Farnsworth wrote:
..
Setting queue_depth to 1 is not disabling NCQ; it's NCQ enabled, no more
than one command outstanding at a time. A queue depth of 0 disables NCQ
completely.
..
Unfortunately, in the libata implementation, a queue depth of 1
actually *does* disable NCQ. I wish it didn't (for easier testing
of features), but it does.
Cheers
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