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[SCSI] qla4xxx: Print WARN_ONCE() if iSCSI function presence bit removed

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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Vikas Chaudhary 2013-12-16 06:49:32 -05:00 committed by James Bottomley
parent 37418cc61d
commit a083e8bc83
3 changed files with 26 additions and 0 deletions
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20
drivers/scsi/qla4xxx/ql4_83xx.c
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@ -1664,3 +1664,23 @@ void qla4_83xx_disable_pause(struct scsi_qla_host *ha)
__qla4_83xx_disable_pause(ha);
ha->isp_ops->idc_unlock(ha);
}
/**
* qla4_83xx_is_detached - Check if we are marked invisible.
* @ha: Pointer to host adapter structure.
**/
int qla4_83xx_is_detached(struct scsi_qla_host *ha)
{
uint32_t drv_active;
drv_active = qla4_8xxx_rd_direct(ha, QLA8XXX_CRB_DRV_ACTIVE);
if (test_bit(AF_INIT_DONE, &ha->flags) &&
!(drv_active & (1 << ha->func_num))) {
DEBUG2(ql4_printk(KERN_INFO, ha, "%s: drv_active = 0x%X\n",
__func__, drv_active));
return QLA_SUCCESS;
}
return QLA_ERROR;
}

1
drivers/scsi/qla4xxx/ql4_glbl.h
View File

@ -280,6 +280,7 @@ uint8_t qla4xxx_set_ipaddr_state(uint8_t fw_ipaddr_state);
int qla4_83xx_get_port_config(struct scsi_qla_host *ha, uint32_t *config);
int qla4_83xx_set_port_config(struct scsi_qla_host *ha, uint32_t *config);
int qla4_8xxx_check_init_adapter_retry(struct scsi_qla_host *ha);
int qla4_83xx_is_detached(struct scsi_qla_host *ha);
extern int ql4xextended_error_logging;
extern int ql4xdontresethba;

5
drivers/scsi/qla4xxx/ql4_os.c
View File

@ -4372,6 +4372,11 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha)
uint32_t dev_state;
uint32_t idc_ctrl;
if (is_qla8032(ha) &&
(qla4_83xx_is_detached(ha) == QLA_SUCCESS))
WARN_ONCE(1, "%s: iSCSI function %d marked invisible\n",
__func__, ha->func_num);
/* don't poll if reset is going on */
if (!(test_bit(DPC_RESET_ACTIVE, &ha->dpc_flags) ||
test_bit(DPC_RESET_HA, &ha->dpc_flags) ||