diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/nvme/host/pci.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 008c9eec437a..7508a0ae57ff 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -1855,8 +1855,16 @@ static void nvme_reset_work(struct work_struct *work) if (result) goto out; - dev->ctrl.event_limit = NVME_NR_AEN_COMMANDS; - queue_work(nvme_workq, &dev->async_work); + /* + * A controller that can not execute IO typically requires user + * intervention to correct. For such degraded controllers, the driver + * should not submit commands the user did not request, so skip + * registering for asynchronous event notification on this condition. + */ + if (dev->online_queues > 1) { + dev->ctrl.event_limit = NVME_NR_AEN_COMMANDS; + queue_work(nvme_workq, &dev->async_work); + } mod_timer(&dev->watchdog_timer, round_jiffies(jiffies + HZ)); |