Re: 4.14: WARNING: CPU: 4 PID: 2895 at block/blk-mq.c:1144 with virtio-blk (also 4.12 stable)
From: Christoph Hellwig <hch@lst.de>
Date: 2017-11-23 14:47:31
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[fullquote deleted]
What will happen for the CPU hotplug case? Wouldn't we route I/O to a disabled CPU with this patch?
Why would we route I/O to a disabled CPU (we generally route I/O to devices to start with). How would including possible but not present cpus change anything?