On Tue, Jan 25, 2011 at 1:20 PM, Stefan Hajnoczi <stefa...@gmail.com> wrote: > eventfd does not seem to support O_ASYNC.
linux-2.6/fs/eventfd.c does not implement file_operations::fasync() so I'm convinced SIGIO is not possible here. I have sent a patch to disable virtio-ioeventfd when !CONFIG_IOTHREAD. Stefan
