On Thursday, 2023-02-09 at 12:45:09 UTC, Parav Pandit wrote: >> From: David Edmondson <david.edmond...@oracle.com> >> Sent: Thursday, February 9, 2023 7:03 AM >> > > [..] >> > +to the Ethernet network. The device has transmit and receive queues. >> > +The driver posts empty buffers in the receive virtqueue. >> > +The device receives the incoming packets from the link; the device >> > +places these incoming packets in the receive virtqueue buffers. >> > +The driver enqueues outgoing packets to the transmit virtqueue. The >> > device >> >> We "post" receive buffers, yet "enqueue" transmit buffers. These actions seem >> the same. >> >> Maybe "submits" in both cases? >> > At virtqueue level it is same. > In context of virtio net device, transmit operation is queued that awaits > processing (to send) by device. > While receive side, its unsolicited operation done by driver that doesn't > await processing by device. > Whenever/if in future when a packet arrives, the posted buffer is consumed. > > So enqueue and post were capturing this contextual detail. > But maybe I am trying to be too precise here but above wording were more > natural to me at net level. :) > Let me know..
I'm not too bothered. The operations are functionally the same, so using different words seemed odd. -- Please don't stand so close to me. --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscr...@lists.oasis-open.org For additional commands, e-mail: virtio-dev-h...@lists.oasis-open.org
