RE: [PATCH v2 1/4] hw/virtio: incorporate backend features in features

2022-11-10 Thread Yajun Wu
Parav Pandit Subject: Re: [PATCH v2 1/4] hw/virtio: incorporate backend features in features External email: Use caution opening links or attachments Yajun Wu writes: > Hi Alex, > > With this change, VHOST_USER_F_PROTOCOL_FEATURES bit will be set to > backend for virtio block devi

Re: [PATCH v2 1/4] hw/virtio: incorporate backend features in features

2022-10-26 Thread Alex Bennée
Yajun Wu writes: > Hi Alex, > > With this change, VHOST_USER_F_PROTOCOL_FEATURES bit will be set to > backend for virtio block device (previously not). > > From https://www.qemu.org/docs/master/interop/vhost-user.html spec: > If VHOST_USER_F_PROTOCOL_FEATURES has not been negotiated, the ring s

RE: [PATCH v2 1/4] hw/virtio: incorporate backend features in features

2022-10-25 Thread Yajun Wu
Hi Alex, With this change, VHOST_USER_F_PROTOCOL_FEATURES bit will be set to backend for virtio block device (previously not). From https://www.qemu.org/docs/master/interop/vhost-user.html spec: If VHOST_USER_F_PROTOCOL_FEATURES has not been negotiated, the ring starts directly in the enabled s

Re: [PATCH v2 1/4] hw/virtio: incorporate backend features in features

2022-08-17 Thread Michael S. Tsirkin
On Thu, Jul 28, 2022 at 02:55:00PM +0100, Alex Bennée wrote: > There are some extra bits used over a vhost-user connection which are > hidden from the device itself. We need to set them here to ensure we > enable things like the protocol extensions. > > Currently net/vhost-user.c has it's own insc