On 24/11/2015 08:27, Ming Lin wrote:
> handle_notify (qemu/hw/block/dataplane/virtio-blk.c:126)
> aio_dispatch (qemu/aio-posix.c:329)
> aio_poll (qemu/aio-posix.c:474)
> iothread_run (qemu/iothread.c:45)
> start_thread (pthread_create.c:312)
> /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)
>
> I think I'll have a "nvme_dev_notify" similar as "handle_notify"
>
> static void nvme_dev_notify(EventNotifier *e)
> {
> ....
> }
>
> But then how can I know this notify is for cq or sq?
virtio-blk has a single queue, so it has a single EventNotifier. Your
code using multiple EventNotifiers is fine, you can use
aio_set_event_notifier multiple times on the same iothread.
Paolo
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