qemu-e2k/hw/virtio
Peter Xu ffcbbe722f vhost: add trace for IOTLB miss
Add some trace points for IOTLB translation for vhost. After vhost-user
is setup, the only IO path that QEMU will participate should be the
IOMMU translation, so it'll be good we can track this with explicit
timestamps when needed to see how long time we take to do the
translation, and whether there's anything stuck inside.  It might be
useful for triaging vhost-user problems.

Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2018-05-23 03:14:41 +03:00
..
Makefile.objs
trace-events vhost: add trace for IOTLB miss 2018-05-23 03:14:41 +03:00
vhost-backend.c
vhost-stub.c
vhost-user.c vhost-user: back SET/GET_CONFIG requests with a protocol feature 2018-04-09 17:35:46 +03:00
vhost-vsock.c
vhost.c vhost: add trace for IOTLB miss 2018-05-23 03:14:41 +03:00
virtio-balloon.c virtio-balloon: add hugetlb page allocation counts 2018-05-23 03:14:40 +03:00
virtio-bus.c
virtio-crypto-pci.c
virtio-crypto.c
virtio-mmio.c
virtio-pci.c
virtio-pci.h
virtio-rng.c
virtio.c