NVMe: Reduce driver log spamming

Reduce error logging when no corrective action is required.

Suggessted-by: Chris Petersen <cpetersen@fb.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 194e901..4feaed5 100644 (file)
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -2060,14 +2060,17 @@ static pci_ers_result_t nvme_error_detected(struct pci_dev *pdev,
         * shutdown the controller to quiesce. The controller will be restarted
         * after the slot reset through driver's slot_reset callback.
         */
-       dev_warn(dev->ctrl.device, "error detected: state:%d\n", state);
        switch (state) {
        case pci_channel_io_normal:
                return PCI_ERS_RESULT_CAN_RECOVER;
        case pci_channel_io_frozen:
+               dev_warn(dev->ctrl.device,
+                       "frozen state error detected, reset controller\n");
                nvme_dev_disable(dev, false);
                return PCI_ERS_RESULT_NEED_RESET;
        case pci_channel_io_perm_failure:
+               dev_warn(dev->ctrl.device,
+                       "failure state error detected, request disconnect\n");
                return PCI_ERS_RESULT_DISCONNECT;
        }
        return PCI_ERS_RESULT_NEED_RESET;