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vhost: setup error eventfd and dump errors

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Vhost has error notifications, let's log them like other errors.
For each virt-queue setup eventfd for vring error notifications.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
[vsementsov: rename patch, change commit message  and dump error like
             other errors in the file]
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-Id: <20220623161325.18813-3-vsementsov@yandex-team.ru>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Roman Kagan <rvkagan@yandex-team.ru>
This commit is contained in:
Konstantin Khlebnikov 2022-06-23 19:13:25 +03:00 • committed by Michael S. Tsirkin
parent 60dc3c5be9
commit ae50ae0b91
2 changed files with 38 additions and 0 deletions
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include/hw/virtio/vhost.h
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@ -29,6 +29,7 @@ struct vhost_virtqueue {
unsigned long long used_phys;
unsigned used_size;
EventNotifier masked_notifier;
EventNotifier error_notifier;
struct vhost_dev *dev;
};