diff options
| author | Seokmann Ju <seokmann.ju@qlogic.com> | 2009-03-24 09:08:18 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2009-04-03 09:22:53 -0500 |
| commit | b9b12f73dff15915914f51bbff7620f5dd49b3de (patch) | |
| tree | 870f134a8d3c2bfe35dc112be6f1d43b2e32d8e6 /drivers | |
| parent | 6749ce362d38b47bd4669ccc0cafcc0014bff6e9 (diff) | |
[SCSI] qla2xxx: Correct several PCI-EEH issues.
In addition to checking for potentially unnecessary iomem
readX()/writeX() operations, a pci_channel_io_perm_failure should
not trigger a full internal removal. Found during additional
testing with pSeries blade systems.
Signed-off-by: Seokmann Ju <seokmann.ju@qlogic.com>
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 9 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 3 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 9 |
3 files changed, 18 insertions, 3 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index 15573f6dc36..b09993a0657 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1282,7 +1282,10 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport) if (!fcport) return; - qla2x00_abort_fcport_cmds(fcport); + if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) + qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); + else + qla2x00_abort_fcport_cmds(fcport); /* * Transport has effectively 'deleted' the rport, clear @@ -1302,6 +1305,10 @@ qla2x00_terminate_rport_io(struct fc_rport *rport) if (!fcport) return; + if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) { + qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16); + return; + } /* * At this point all fcport's software-states are cleared. Perform any * final cleanup of firmware resources (PCBs and XCBs). diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 951537e3029..e67c1660bf4 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -45,6 +45,9 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) struct qla_hw_data *ha = vha->hw; scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); + if (ha->pdev->error_state > pci_channel_io_frozen) + return QLA_FUNCTION_TIMEOUT; + reg = ha->iobase; io_lock_on = base_vha->flags.init_done; diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 7e038e4107a..efe29924e05 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -407,7 +407,10 @@ qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) int rval; if (unlikely(pci_channel_offline(ha->pdev))) { - cmd->result = DID_REQUEUE << 16; + if (ha->pdev->error_state == pci_channel_io_frozen) + cmd->result = DID_REQUEUE << 16; + else + cmd->result = DID_NO_CONNECT << 16; goto qc24_fail_command; } @@ -2990,6 +2993,8 @@ qla2x00_release_firmware(void) static pci_ers_result_t qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) { + scsi_qla_host_t *base_vha = pci_get_drvdata(pdev); + switch (state) { case pci_channel_io_normal: return PCI_ERS_RESULT_CAN_RECOVER; @@ -2997,7 +3002,7 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) pci_disable_device(pdev); return PCI_ERS_RESULT_NEED_RESET; case pci_channel_io_perm_failure: - qla2x00_remove_one(pdev); + qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16); return PCI_ERS_RESULT_DISCONNECT; } return PCI_ERS_RESULT_NEED_RESET; |