On Wed, Jul 12, 2023 at 09:16:11PM +0800, Ming Lei wrote: > The problem is that blk_mq_alloc_tag_set() forces to set nr_hw_queues > as 1 for kdump kernel, that is why blk_mq_max_nr_hw_queues() has to > return 1 for kdump kernel. Well, let's fix that first and work from there. Same argument against that deep magic applies there as well. > Thomas, can we disable managed irq for kdump kernel and switch to > non-managed irq? Then we can avoid driver's change. I'd suggest > this way if it is possible. Why the heck would we?
