A number of issues have been detected that currently break virtio-user server mode. This series addresses such issues. Note that virtio-user server mode is broken by design and many of the problems that it currently has should be fixed by a bigger rework.
-- v2->v3: Fix potential concurrency problem on get/set state Handle STATUS protocol feature flag Fix undefined behaviour if STATUS feature is not supported Ensure packed virtqueues are reset on reconnection v1->v2: Added patch 2 and 3 addressing additional issues Check errno to select vhost-user backend and log the detected backend type Adrian Moreno (6): net/virtio-user: fix backend selection if stat fails net/virtio-user: don't set/get_status until FEATURES_OK net/virtio-user: ignore result if STATUS is unsupported net/virtio-user: lock-protect status updates net/virtio-user: don't assume vhost status feature net/virtio-user: set status on socket reconnect drivers/net/virtio/virtio_user/vhost_user.c | 14 ++--- .../net/virtio/virtio_user/virtio_user_dev.c | 53 +++++++++++++------ .../net/virtio/virtio_user/virtio_user_dev.h | 5 +- drivers/net/virtio/virtio_user_ethdev.c | 40 ++++++++++---- 4 files changed, 78 insertions(+), 34 deletions(-) -- 2.26.2
