From ba68a63561deb328e1ad0940cea0932e8962ef0e Mon Sep 17 00:00:00 2001 From: Quinn Tran Date: Fri, 2 Jun 2017 09:12:06 -0700 Subject: [PATCH] scsi: qla2xxx: Remove unused irq_cmd_count field. When driver is unloaded, all sessions are torn down, all commmands are flushed, chip is reset to ensure there is no knowledge of target mode in ISP. The irq_cmd_count field was used to make sure all commands are processed on top of that. The irq_cmd_count is now redundant and not needed. Signed-off-by: Quinn Tran Signed-off-by: Himanshu Madhani Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_target.c | 9 +-------- drivers/scsi/qla2xxx/qla_target.h | 1 - 2 files changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index f9ccf84..a8e5707 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -5355,8 +5355,6 @@ static void qlt_response_pkt(struct scsi_qla_host *vha, response_t *pkt) * Otherwise, some commands can stuck. */ - tgt->irq_cmd_count++; - switch (pkt->entry_type) { case CTIO_CRC2: case CTIO_TYPE7: @@ -5382,10 +5380,8 @@ static void qlt_response_pkt(struct scsi_qla_host *vha, response_t *pkt) } rc = qlt_chk_qfull_thresh_hold(vha, atio, true); - if (rc != 0) { - tgt->irq_cmd_count--; + if (rc != 0) return; - } rc = qlt_handle_cmd_for_atio(vha, atio); if (unlikely(rc != 0)) { @@ -5517,7 +5513,6 @@ static void qlt_response_pkt(struct scsi_qla_host *vha, response_t *pkt) break; } - tgt->irq_cmd_count--; } /* @@ -5547,7 +5542,6 @@ void qlt_async_event(uint16_t code, struct scsi_qla_host *vha, * Otherwise, some commands can stuck. */ - tgt->irq_cmd_count++; switch (code) { case MBA_RESET: /* Reset */ @@ -5635,7 +5629,6 @@ void qlt_async_event(uint16_t code, struct scsi_qla_host *vha, break; } - tgt->irq_cmd_count--; } static fc_port_t *qlt_get_port_database(struct scsi_qla_host *vha, diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h index 07ff565..c328a26 100644 --- a/drivers/scsi/qla2xxx/qla_target.h +++ b/drivers/scsi/qla2xxx/qla_target.h @@ -790,7 +790,6 @@ struct qla_tgt { * because req_pkt() can drop/reaquire HW lock inside. Protected by * HW lock. */ - int irq_cmd_count; int atio_irq_cmd_count; int datasegs_per_cmd, datasegs_per_cont, sg_tablesize; -- 2.7.4