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scsi: cxgb4i: assign rxqs in round robin mode 

Assign rxq to TCP connections in round robin mode to use all available
rxqs.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Varun Prakash 2017-06-22 15:47:49 +05:30 committed by Martin K. Petersen
parent 134699d2a8
commit 6c9e277035
2 changed files with 5 additions and 1 deletions
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5
drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
View File

@ -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;

1
drivers/scsi/cxgbi/libcxgbi.h
View File

@ -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 *);