Re: [PATCH] kvm: irqchip: Break up high order allocations of kvm_irq_routing_table
From: Paolo Bonzini
Date: Mon May 11 2015 - 09:27:36 EST
On 11/05/2015 14:53, Christian Borntraeger wrote:
> Am 11.05.2015 um 14:50 schrieb Christian Borntraeger:
>> s390 has a route per device, but with 100 virtio-blk devices the difference seem
>> pretty much on the "dont care" side. qemu aio-poll/drain code seems to cause
>> much more delay since we elimited the kernel delays by using
> This is ambiguous:
> My point is: qemu did not get slower, it was already slow and the kernel got fast
> enough that it is no longer the slowest part.
Great, I'll apply the patch.
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