From: Varun Prakash Date: Thu, 22 Jun 2017 15:47:49 +0530 Subject: scsi: cxgb4i: assign rxqs in round robin mode Git-commit: 6c9e27703594131d0f170f27ddb1c12a4eb599c6 Patch-mainline: v4.13-rc1 References: bsc#1046541 Assign rxq to TCP connections in round robin mode to use all available rxqs. Signed-off-by: Varun Prakash Signed-off-by: Martin K. Petersen Acked-by: Lee Duncan --- drivers/scsi/cxgbi/cxgb4i/cxgb4i.c | 5 ++++- drivers/scsi/cxgbi/libcxgbi.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index 0aae094ab91c..fa994713e718 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -1606,6 +1606,7 @@ static int init_act_open(struct cxgbi_sock *csk) struct neighbour *n = NULL; void *daddr; unsigned int step; + unsigned int rxq_idx; unsigned int size, size6; unsigned int linkspeed; unsigned int rcv_winf, snd_winf; @@ -1684,7 +1685,9 @@ static int init_act_open(struct cxgbi_sock *csk) step = lldi->ntxq / lldi->nchan; csk->txq_idx = cxgb4_port_idx(ndev) * step; step = lldi->nrxq / lldi->nchan; - csk->rss_qid = lldi->rxq_ids[cxgb4_port_idx(ndev) * step]; + rxq_idx = (cxgb4_port_idx(ndev) * step) + (cdev->rxq_idx_cntr % step); + cdev->rxq_idx_cntr++; + csk->rss_qid = lldi->rxq_ids[rxq_idx]; linkspeed = ((struct port_info *)netdev_priv(ndev))->link_cfg.speed; csk->snd_win = cxgb4i_snd_win; csk->rcv_win = cxgb4i_rcv_win; diff --git a/drivers/scsi/cxgbi/libcxgbi.h b/drivers/scsi/cxgbi/libcxgbi.h index 37f07aaab1e4..31a5816c2e8d 100644 --- a/drivers/scsi/cxgbi/libcxgbi.h +++ b/drivers/scsi/cxgbi/libcxgbi.h @@ -477,6 +477,7 @@ struct cxgbi_device { unsigned int skb_rx_extra; /* for msg coalesced mode */ unsigned int tx_max_size; unsigned int rx_max_size; + unsigned int rxq_idx_cntr; struct cxgbi_ports_map pmap; void (*dev_ddp_cleanup)(struct cxgbi_device *);