On Mon, May 14, 2018 at 02:01:36PM -0700, Omar Sandoval wrote: > On Mon, May 14, 2018 at 02:42:41PM -0600, Keith Busch wrote: > > This test will run a background IO process and inject an admin command > > with a very short timeout that is all but guaranteed to expire without > > a completion: the async event request. > > > > Signed-off-by: Keith Busch <keith.busch@xxxxxxxxx> > > --- > > v1 -> v2: > > > > Changed description since its not a test for a specific > > regression-fixing patch. > > > > Added fio requirement. > > > > Missing quotes around device name. > > I tried this on my QEMU VM, which apparently doesn't emulate this > command: Ah, qemu mainline isn't spec compliant and doesn't support AEN requests. I was testing on real hardware. This older one has support: http://git.infradead.org/users/kbusch/qemu-nvme.git/ It is quite old, though. > Can this test use a loopback target like the nvme tests Johannes has > added recently? It looks like the in-kernel nvme target supports it. I'll have to give it a try.