diff options
Diffstat (limited to 'drivers/block/cciss.c')
| -rw-r--r-- | drivers/block/cciss.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 865484e40841..9528e94dc8b2 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -4673,8 +4673,14 @@ static __devinit int cciss_kdump_hard_reset_controller(struct pci_dev *pdev) use_doorbell = DOORBELL_CTLR_RESET2; } else { use_doorbell = misc_fw_support & MISC_FW_DOORBELL_RESET; - if (use_doorbell) - use_doorbell = DOORBELL_CTLR_RESET; + if (use_doorbell) { + dev_warn(&pdev->dev, "Controller claims that " + "'Bit 2 doorbell reset' is " + "supported, but not 'bit 5 doorbell reset'. " + "Firmware update is recommended.\n"); + rc = -ENOTSUPP; /* use the soft reset */ + goto unmap_cfgtable; + } } rc = cciss_controller_hard_reset(pdev, vaddr, use_doorbell); |