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# Date Author Comment
2817b260 01/03/2012 07:19 pm Avi Kivity

vhost: avoid cpu_get_physical_page_desc()

This reaches into the innards of the memory core, which are being
changed. Switch to a memory API version.

Signed-off-by: Avi Kivity <>
04097f7c 12/20/2011 02:14 pm Avi Kivity

vhost: convert to MemoryListener API

Drop the use of cpu_register_phys_memory_client() in favour of the new
MemoryListener API. The new API simplifies the caller, since there is no
need to deal with splitting and merging slots; however this is not exploited...
b0b3db79 08/26/2011 11:25 am Michael S. Tsirkin

vhost-net: cleanup host notifiers at last step

When the vhost notifier is disabled, the userspace handler runs
immediately: virtio_pci_set_host_notifier_internal might
call virtio_queue_notify_vq.
Since the VQ state and the tap backend state aren't
recovered yet, this causes...
5430a28f 02/02/2011 12:50 am mst@redhat.com

vhost: force vhost off for non-MSI guests

When MSI is off, each interrupt needs to be bounced through the io
thread when it's set/cleared, so vhost-net causes more context switches and
higher CPU utilization than userspace virtio which handles networking in...
d5970055 04/01/2010 09:56 pm Michael S. Tsirkin

vhost: vhost net support

This adds vhost net device support in qemu. Will be tied to tap device
and virtio by following patches. Raw backend is currently missing,
will be worked on/submitted separately.

Signed-off-by: Michael S. Tsirkin <>...