提交 ea714f3d 编写于 作者: J James Smart 提交者: James Bottomley

[SCSI] lpfc 8.3.39: Fixed system panic during EEH recovery due to midlayer...

[SCSI] lpfc 8.3.39: Fixed system panic during EEH recovery due to midlayer acting on outstanding I/O
Signed-off-by: NJames Smart <james.smart@emulex.com>
Signed-off-by: NJames Bottomley <JBottomley@Parallels.com>
上级 a88dbb6a
......@@ -9314,15 +9314,15 @@ lpfc_sli_prep_dev_for_reset(struct lpfc_hba *phba)
/* Block all SCSI devices' I/Os on the host */
lpfc_scsi_dev_block(phba);
/* Flush all driver's outstanding SCSI I/Os as we are to reset */
lpfc_sli_flush_fcp_rings(phba);
/* stop all timers */
lpfc_stop_hba_timers(phba);
/* Disable interrupt and pci device */
lpfc_sli_disable_intr(phba);
pci_disable_device(phba->pcidev);
/* Flush all driver's outstanding SCSI I/Os as we are to reset */
lpfc_sli_flush_fcp_rings(phba);
}
/**
......@@ -10067,6 +10067,9 @@ lpfc_sli4_prep_dev_for_reset(struct lpfc_hba *phba)
/* Block all SCSI devices' I/Os on the host */
lpfc_scsi_dev_block(phba);
/* Flush all driver's outstanding SCSI I/Os as we are to reset */
lpfc_sli_flush_fcp_rings(phba);
/* stop all timers */
lpfc_stop_hba_timers(phba);
......@@ -10074,9 +10077,6 @@ lpfc_sli4_prep_dev_for_reset(struct lpfc_hba *phba)
lpfc_sli4_disable_intr(phba);
lpfc_sli4_queue_destroy(phba);
pci_disable_device(phba->pcidev);
/* Flush all driver's outstanding SCSI I/Os as we are to reset */
lpfc_sli_flush_fcp_rings(phba);
}
/**
......
......@@ -8453,10 +8453,14 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number,
if ((piocb->iocb_flag & LPFC_IO_FCP) ||
(piocb->iocb_flag & LPFC_USE_FCPWQIDX)) {
if (unlikely(!phba->sli4_hba.fcp_wq))
return IOCB_ERROR;
if (lpfc_sli4_wq_put(phba->sli4_hba.fcp_wq[piocb->fcp_wqidx],
&wqe))
return IOCB_ERROR;
} else {
if (unlikely(!phba->sli4_hba.els_wq))
return IOCB_ERROR;
if (lpfc_sli4_wq_put(phba->sli4_hba.els_wq, &wqe))
return IOCB_ERROR;
}
......
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