Messages in this thread | | | Date | Mon, 6 Feb 2017 18:03:13 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 1/6] genirq: allow assigning affinity to present but not online CPUs |
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On Mon, Feb 06, 2017 at 12:03:05PM -0500, Keith Busch wrote: > Can we use the online CPUs and create a new hot-cpu notifier to the nvme > driver to free/reallocate as needed? We were doing that before blk-mq. Now > blk-mq can change the number hardware contexts on a live queue, so we > can reintroduce that behavior to nvme and only allocate what we need.
That could be a next step, but given how badly I keep messing up core IRQ bits we'll probably want to wait for two rewrites of those bits from Thomas before moving on :)
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