diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 2003dbb7057..40325ec7005 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -805,7 +805,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) uint16_t scsi_status; uint8_t lscsi_status; int32_t resid; - uint32_t sense_len, rsp_info_len, resid_len; + uint32_t sense_len, rsp_info_len, resid_len, fw_resid_len; uint8_t *rsp_info, *sense_data; sts = (sts_entry_t *) pkt; @@ -859,11 +859,12 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) fcport = sp->fcport; - sense_len = rsp_info_len = resid_len = 0; + sense_len = rsp_info_len = resid_len = fw_resid_len = 0; if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) { sense_len = le32_to_cpu(sts24->sense_len); rsp_info_len = le32_to_cpu(sts24->rsp_data_len); resid_len = le32_to_cpu(sts24->rsp_residual_count); + fw_resid_len = le32_to_cpu(sts24->residual_len); rsp_info = sts24->data; sense_data = sts24->data; host_to_fcp_swap(sts24->data, sizeof(sts24->data)); @@ -963,14 +964,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) case CS_DATA_UNDERRUN: resid = resid_len; + /* Use F/W calculated residual length. */ + if (IS_QLA24XX(ha) || IS_QLA54XX(ha)) + resid = fw_resid_len; + if (scsi_status & SS_RESIDUAL_UNDER) { cp->resid = resid; CMD_RESID_LEN(cp) = resid; } else { DEBUG2(printk(KERN_INFO "scsi(%ld:%d:%d) UNDERRUN status detected " - "0x%x-0x%x.\n", ha->host_no, cp->device->id, - cp->device->lun, comp_status, scsi_status)); + "0x%x-0x%x. resid=0x%x fw_resid=0x%x cdb=0x%x " + "os_underflow=0x%x\n", ha->host_no, + cp->device->id, cp->device->lun, comp_status, + scsi_status, resid_len, resid, cp->cmnd[0], + cp->underflow)); } |