um: virtio: Implement VHOST_USER_PROTOCOL_F_REPLY_ACK
authorJohannes Berg <johannes.berg@intel.com>
Wed, 11 Sep 2019 12:51:22 +0000 (14:51 +0200)
committerRichard Weinberger <richard@nod.at>
Sun, 15 Sep 2019 19:37:16 +0000 (21:37 +0200)
commit27eca5c474f8c669fec3079db652df7533d83b55
treeaba9928f3ab92d792845fdcd7cc0d661a97c5a82
parent2cd097ba8c05c8d06f8a28daf400303ad0e75e41
um: virtio: Implement VHOST_USER_PROTOCOL_F_REPLY_ACK

Implement the VHOST_USER_PROTOCOL_F_REPLY_ACK extension for both
slave requests (previous patch) where we have to reply and our
own requests where it helps understand if the slave failed.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
arch/um/drivers/vhost_user.h
arch/um/drivers/virtio_uml.c