diff options
| author | Quinn Tran <quinn.tran@cavium.com> | 2017-06-13 20:47:21 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-06-27 21:21:40 -0400 |
| commit | 4b60c82736d0e2d7f863cba1a320e89bf74a884e (patch) | |
| tree | ecbe1cec04175d4b7bd817529d193943c8f05741 /drivers/scsi/qla2xxx/qla_target.c | |
| parent | 09620eeb62c4167d0c206f9a69730fa9e9251aae (diff) | |
scsi: qla2xxx: Add fw_started flags to qpair
Add fw_started flag to qpair to reduce cache thrash. This reduce access
to qla_hw_data structure by each qpair.
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 'drivers/scsi/qla2xxx/qla_target.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_target.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 87f80dccaf8c..0ce0d500982a 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -3086,7 +3086,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type, else vha->tgt_counters.core_qla_que_buf++; - if (!ha->flags.fw_started || cmd->reset_count != ha->chip_reset) { + if (!qpair->fw_started || cmd->reset_count != vha->hw->chip_reset) { /* * Either the port is not online or this request was from * previous life, just abort the processing. @@ -3096,7 +3096,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type, ql_dbg(ql_dbg_async, vha, 0xe101, "RESET-RSP online/active/old-count/new-count = %d/%d/%d/%d.\n", vha->flags.online, qla2x00_reset_active(vha), - cmd->reset_count, ha->chip_reset); + cmd->reset_count, vha->hw->chip_reset); spin_unlock_irqrestore(qpair->qp_lock_ptr, flags); return 0; } @@ -3206,7 +3206,6 @@ int qlt_rdy_to_xfer(struct qla_tgt_cmd *cmd) { struct ctio7_to_24xx *pkt; struct scsi_qla_host *vha = cmd->vha; - struct qla_hw_data *ha = vha->hw; struct qla_tgt *tgt = cmd->tgt; struct qla_tgt_prm prm; unsigned long flags = 0; @@ -3223,7 +3222,7 @@ int qlt_rdy_to_xfer(struct qla_tgt_cmd *cmd) if (qlt_pci_map_calc_cnt(&prm) != 0) return -EAGAIN; - if (!ha->flags.fw_started || (cmd->reset_count != ha->chip_reset) || + if (!qpair->fw_started || (cmd->reset_count != vha->hw->chip_reset) || (cmd->sess && cmd->sess->deleted)) { /* * Either the port is not online or this request was from @@ -3234,7 +3233,7 @@ int qlt_rdy_to_xfer(struct qla_tgt_cmd *cmd) ql_dbg(ql_dbg_async, vha, 0xe102, "RESET-XFR online/active/old-count/new-count = %d/%d/%d/%d.\n", vha->flags.online, qla2x00_reset_active(vha), - cmd->reset_count, ha->chip_reset); + cmd->reset_count, vha->hw->chip_reset); return 0; } |