nvme/pci: Remove last_cq_head
We had been saving the last_cq_head seen from an interrupt so that a polled queue wouldn't mistakenly trigger spruious interrupt detection. We don't poll interrupt driven queues any more, so saving this value is pointless. Reviewed-by:Christoph Hellwig <hch@lst.de> Signed-off-by:
Keith Busch <kbusch@kernel.org>
parent
22802bf7
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