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qla2x00t-32gbit: Call process_response_queue() in Tx path

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Process responses in Tx path if any available for better performance.

Link: https://lore.kernel.org/r/20210908164622.19240-8-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Shreyas Deodhar <sdeodhar@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
[ commit 38c61709e662 upstream ]
This commit is contained in:
Gleb Chesnokov
2022-01-19 23:16:04 +03:00
parent 77cb6eb216
commit e88a987ae5
1 changed files with 6 additions and 0 deletions
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qla2x00t-32gbit/qla_nvme.c
+6
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@@ -412,6 +412,7 @@ static inline int qla2x00_start_nvme_mq(srb_t *sp)
uint16_t avail_dsds;
struct dsd64 *cur_dsd;
struct req_que *req = NULL;
struct rsp_que *rsp = NULL;
struct scsi_qla_host *vha = sp->fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct qla_qpair *qpair = sp->qpair;
@@ -423,6 +424,7 @@ static inline int qla2x00_start_nvme_mq(srb_t *sp)
/* Setup qpair pointers */
req = qpair->req;
rsp = qpair->rsp;
tot_dsds = fd->sg_cnt;
/* Acquire qpair specific lock */
@@ -584,6 +586,10 @@ static inline int qla2x00_start_nvme_mq(srb_t *sp)
/* Set chip new ring index. */
wrt_reg_dword(req->req_q_in, req->ring_index);
if (vha->flags.process_response_queue &&
rsp->ring_ptr->signature != RESPONSE_PROCESSED)
qla24xx_process_response_queue(vha, rsp);
queuing_error:
spin_unlock_irqrestore(&qpair->qp_lock, flags);