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3 Commits

Author SHA1 Message Date
Maxime Coquelin
82b9c15403 vhost: remove pending IOTLB entry if miss request failed 
In case vhost_user_iotlb_miss returns an error, the pending IOTLB
entry has to be removed from the list as no IOTLB update will be
received.

Fixes: fed67a20ac ("vhost: introduce guest IOVA to backend VA helper")
Cc: stable@dpdk.org

Suggested-by: Tiwei Bie <tiwei.bie@intel.com>
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
 2018-02-05 19:56:04 +01:00
Maxime Coquelin
f72c2ad63a vhost: add pending IOTLB miss request list and helpers 
In order to be able to handle other ports or queues while waiting
for an IOTLB miss reply, a pending list is created so that waiter
can return and restart later on with sending again a miss request.

Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Yuanhan Liu <yliu@fridaylinux.org>
 2017-10-10 15:52:27 +02:00
Maxime Coquelin
d012d1f293 vhost: add IOTLB helper functions 
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Yuanhan Liu <yliu@fridaylinux.org>
 2017-10-10 15:52:27 +02:00