diff options
author | Quinn Tran <quinn.tran@cavium.com> | 2018-08-31 11:24:26 -0700 |
---|---|---|
committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-09-11 20:28:06 -0400 |
commit | b86ac8fd4b2f6ec2f9ca9194c56eac12d620096f (patch) | |
tree | b2014a582a4d97b86f9390ced5c8c5b89c7e8b19 /drivers/scsi/qla2xxx/qla_iocb.c | |
parent | scsi: aic7xxx: Fix build using bare-metal toolchain (diff) | |
download | linux-dev-b86ac8fd4b2f6ec2f9ca9194c56eac12d620096f.tar.xz linux-dev-b86ac8fd4b2f6ec2f9ca9194c56eac12d620096f.zip |
scsi: qla2xxx: Fix process response queue for ISP26XX and above
This patch improves performance for 16G and above adapter by removing
additional call to process_response_queue().
[mkp: typo]
Cc: <stable@vger.kernel.org>
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to '')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_iocb.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index 42ac8e097419..119927220299 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -1526,12 +1526,6 @@ qla24xx_start_scsi(srb_t *sp) /* Set chip new ring index. */ WRT_REG_DWORD(req->req_q_in, req->ring_index); - RD_REG_DWORD_RELAXED(&ha->iobase->isp24.hccr); - - /* Manage unprocessed RIO/ZIO commands in response queue. */ - if (vha->flags.process_response_queue && - rsp->ring_ptr->signature != RESPONSE_PROCESSED) - qla24xx_process_response_queue(vha, rsp); spin_unlock_irqrestore(&ha->hardware_lock, flags); return QLA_SUCCESS; @@ -1725,12 +1719,6 @@ qla24xx_dif_start_scsi(srb_t *sp) /* Set chip new ring index. */ WRT_REG_DWORD(req->req_q_in, req->ring_index); - RD_REG_DWORD_RELAXED(&ha->iobase->isp24.hccr); - - /* Manage unprocessed RIO/ZIO commands in response queue. */ - if (vha->flags.process_response_queue && - rsp->ring_ptr->signature != RESPONSE_PROCESSED) - qla24xx_process_response_queue(vha, rsp); spin_unlock_irqrestore(&ha->hardware_lock, flags); @@ -1880,11 +1868,6 @@ qla2xxx_start_scsi_mq(srb_t *sp) /* Set chip new ring index. */ WRT_REG_DWORD(req->req_q_in, req->ring_index); - /* Manage unprocessed RIO/ZIO commands in response queue. */ - if (vha->flags.process_response_queue && - rsp->ring_ptr->signature != RESPONSE_PROCESSED) - qla24xx_process_response_queue(vha, rsp); - spin_unlock_irqrestore(&qpair->qp_lock, flags); return QLA_SUCCESS; |