Re: [PATCH v1] vhost: make SET_VRING_ADDR, SET_FEATURES send replies

2021-07-13 Thread Denis Plotnikov
On 08.07.2021 16:02, Denis Plotnikov wrote: On 08.07.2021 15:04, Michael S. Tsirkin wrote: On Thu, Jul 08, 2021 at 11:28:40AM +0300, Denis Plotnikov wrote: On vhost-user-blk migration, qemu normally sends a number of commands to enable logging if VHOST_USER_PROTOCOL_F_LOG_SHMFD is negotiated

Re: [PATCH v1] vhost: make SET_VRING_ADDR, SET_FEATURES send replies

2021-07-08 Thread Denis Plotnikov
On 08.07.2021 15:04, Michael S. Tsirkin wrote: On Thu, Jul 08, 2021 at 11:28:40AM +0300, Denis Plotnikov wrote: On vhost-user-blk migration, qemu normally sends a number of commands to enable logging if VHOST_USER_PROTOCOL_F_LOG_SHMFD is negotiated. Qemu sends VHOST_USER_SET_FEATURES to enable

Re: [PATCH v1] vhost: make SET_VRING_ADDR, SET_FEATURES send replies

2021-07-08 Thread Michael S. Tsirkin
On Thu, Jul 08, 2021 at 11:28:40AM +0300, Denis Plotnikov wrote: > On vhost-user-blk migration, qemu normally sends a number of commands > to enable logging if VHOST_USER_PROTOCOL_F_LOG_SHMFD is negotiated. > Qemu sends VHOST_USER_SET_FEATURES to enable buffers logging and > VHOST_USER_SET_VRING_AD

[PATCH v1] vhost: make SET_VRING_ADDR, SET_FEATURES send replies

2021-07-08 Thread Denis Plotnikov
On vhost-user-blk migration, qemu normally sends a number of commands to enable logging if VHOST_USER_PROTOCOL_F_LOG_SHMFD is negotiated. Qemu sends VHOST_USER_SET_FEATURES to enable buffers logging and VHOST_USER_SET_VRING_ADDR per each started ring to enable "used ring" data logging. The issue is