diff --git a/src/drivers/net/gve.c b/src/drivers/net/gve.c index 66e529abc..3c45b92fa 100644 --- a/src/drivers/net/gve.c +++ b/src/drivers/net/gve.c @@ -1422,8 +1422,7 @@ static int gve_transmit ( struct net_device *netdev, struct io_buffer *iobuf ) { cpu_to_le64 ( gve_address ( tx, tag ) ); if ( next == len ) { dqo->type = ( GVE_DQO_TX_TYPE_PACKET | - GVE_DQO_TX_TYPE_LAST | - GVE_DQO_TX_TYPE_REPORT ); + GVE_DQO_TX_TYPE_LAST ); dqo->tag.id = tag; dqo->tag.count = count; } else { diff --git a/src/drivers/net/gve.h b/src/drivers/net/gve.h index 29928a34a..9cef01a02 100644 --- a/src/drivers/net/gve.h +++ b/src/drivers/net/gve.h @@ -543,14 +543,9 @@ struct gve_qpl { /** * Maximum number of transmit buffers * - * This is a policy decision. Experiments suggest that out-of-order - * transmit queues will write completions only in batches of 128 - * bytes, comprising 8 descriptor completions and 8 packet - * completions. The transmit fill level must therefore be greater - * than 8, so that completions will be written out before the transmit - * ring runs out of space. + * This is a policy decision. */ -#define GVE_TX_FILL 16 +#define GVE_TX_FILL 8 /** Transmit queue page list ID */ #define GVE_TX_QPL 0x18ae5458 @@ -624,9 +619,6 @@ struct gve_dqo_tx_descriptor { /** Last transmit descriptor in a packet */ #define GVE_DQO_TX_TYPE_LAST 0x20 -/** Report transmit completion */ -#define GVE_DQO_TX_TYPE_REPORT 0x80 - /** An out-of-order transmit completion */ struct gve_dqo_tx_completion { /** Reserved */